1.修复内核更新，导致配置错误的问题

2.新增核心版本选择功能，避免核心配置变动导致的不可用。

electron/preload/index.ts

@@ -87,7 +87,15 @@ contextBridge.exposeInMainWorld('singbox', {
   /** 重启内核 */
   restart: (config: string) => ipcRenderer.invoke('singbox-restart', config),
   /** 确保核心已安装 */
-  ensureCoreInstalled: () => ipcRenderer.invoke('singbox-ensure-core'),
+  ensureCoreInstalled: (preferredVersion?: string) => ipcRenderer.invoke('singbox-ensure-core', preferredVersion),
+  /** 安装或重装指定版本核心 */
+  installCore: (preferredVersion?: string) => ipcRenderer.invoke('singbox-install-core', preferredVersion),
+  /** 获取可用核心版本列表 */
+  listCoreVersions: (forceRefresh?: boolean) => ipcRenderer.invoke('singbox-list-core-versions', forceRefresh),
+  /** 获取当前首选核心版本 */
+  getPreferredVersion: () => ipcRenderer.invoke('singbox-get-preferred-version'),
+  /** 设置首选核心版本 */
+  setPreferredVersion: (preferredVersion?: string) => ipcRenderer.invoke('singbox-set-preferred-version', preferredVersion),
   /** 获取核心安装状态 */
   getInstallInfo: () => ipcRenderer.invoke('singbox-get-install-info'),
 })

electron/services/singbox/config.ts

@@ -92,7 +92,15 @@ export class SingBoxConfigManager {
       hints.push('提示：看起来是权限不足导致启动失败，请尝试“以管理员身份运行”。')
     }
 
-    if (text.includes('invalid') || text.includes('unknown field') || text.includes('parse') || text.includes('json')) {
+    if (
+      text.includes('invalid')
+      || text.includes('unknown field')
+      || text.includes('parse')
+      || text.includes('json')
+      || text.includes('deprecated')
+      || text.includes('removed in sing-box')
+      || text.includes('use rule actions instead')
+    ) {
       hints.push('提示：节点/配置参数可能不兼容当前 sing-box 版本，请把弹窗里的最后一行报错发我。')
     }
 

electron/services/singbox/index.ts

@@ -65,15 +65,32 @@ export class SingBoxService {
         await this.start(configPath)
       })
     })
-    ipcMain.handle('singbox-ensure-core', async () => {
+    ipcMain.handle('singbox-ensure-core', async (_, preferredVersion?: string) => {
+      if (preferredVersion) {
+        this.installer.setPreferredVersion(preferredVersion)
+      }
       await this.installer.checkAndDownloadBinary()
     })
+    ipcMain.handle('singbox-install-core', async (_, preferredVersion?: string) => {
+      this.installer.setPreferredVersion(preferredVersion)
+      if (this.process) {
+        throw new Error('sing-box 正在运行，请先停止加速后再切换核心版本')
+      }
+      await this.installer.installCore(preferredVersion)
+    })
+    ipcMain.handle('singbox-list-core-versions', async (_, forceRefresh?: boolean) => {
+      return this.installer.listAvailableVersions(Boolean(forceRefresh))
+    })
+    ipcMain.handle('singbox-get-preferred-version', async () => {
+      return this.installer.getPreferredVersion()
+    })
+    ipcMain.handle('singbox-set-preferred-version', async (_, preferredVersion?: string) => {
+      return this.installer.setPreferredVersion(preferredVersion)
+    })
     ipcMain.handle('singbox-get-install-info', async () => {
-      const exists = await this.installer.checkBinaryExists()
       return {
-        exists,
-        installDir: this.installer.getInstallDir(),
-        binaryPath: this.installer.getBinaryPath()
+        ...await this.installer.getInstallInfo(),
+        isRunning: !!this.process
       }
     })
   }

electron/services/singbox/installer.ts

@@ -6,6 +6,9 @@ import { pipeline } from 'stream/promises'
 import { createWriteStream } from 'fs'
 import { Readable } from 'stream'
 import https from 'node:https'
+import { app } from 'electron'
+import pkg from '../../../package.json'
+import { JsonStore } from '../../common/store'
 import { generateId } from '../../utils/id'
 import { BIN_DIR } from './constants'
 
@@ -36,7 +39,46 @@ export interface InstallerStatus {
   isTimeout?: boolean
 }
 
-export type StatusFn = (status: InstallerStatus) => void
+export interface SingBoxCoreRelease {
+  version: string
+  tagName: string
+  publishedAt?: string
+  channel: 'stable' | 'beta' | 'alpha'
+}
+
+export interface SingBoxInstallInfo {
+  exists: boolean
+  installDir: string
+  binaryPath: string
+  installedVersion?: string
+  preferredVersion: string
+}
+
+interface ReleaseAssetResolution {
+  version: string
+  tagName: string
+  downloadUrl: string
+  archiveExt: string
+}
+
+interface InstallMeta {
+  version: string
+  tagName?: string
+  downloadUrl?: string
+  installedAt: number
+}
+
+type StatusFn = (status: InstallerStatus) => void
+
+const GITHUB_RELEASES_BASE = 'https://api.github.com/repos/SagerNet/sing-box/releases'
+const RELEASE_CACHE_TTL_MS = 5 * 60 * 1000
+const TESTED_SINGBOX_VERSION = normalizePackageVersion(pkg.lagZeroTestSingboxVersion)
+
+function normalizePackageVersion(version: unknown) {
+  const raw = String(version || '').trim()
+  if (!raw || raw.toLowerCase() === 'latest') return ''
+  return raw.replace(/^v/i, '')
+}
 
 /**
  * Sing-box 安装器
@@ -46,10 +88,19 @@ export class SingBoxInstaller {
   private log: LogFn
   private onStatus?: StatusFn
   private installingPromise: Promise<string> | null = null
+  private settingsStore: JsonStore<{ preferredVersion: string }>
+  private releaseCache: { fetchedAt: number, versions: SingBoxCoreRelease[] } | null = null
 
   constructor(logFn: LogFn, statusFn?: StatusFn) {
     this.log = logFn
     this.onStatus = statusFn
+    this.settingsStore = new JsonStore({
+      name: 'singbox-core-settings',
+      cwd: app.getPath('userData'),
+      defaults: {
+        preferredVersion: 'latest'
+      }
+    })
   }
 
   getInstallDir() {
@@ -61,6 +112,73 @@ export class SingBoxInstaller {
     return path.join(BIN_DIR, `sing-box${ext}`)
   }
 
+  getPreferredVersion() {
+    return this.normalizeRequestedVersion(this.settingsStore.get().preferredVersion)
+  }
+
+  setPreferredVersion(version?: string) {
+    const normalized = this.normalizeRequestedVersion(version)
+    const current = this.settingsStore.get()
+    if (current.preferredVersion !== normalized) {
+      this.settingsStore.set({
+        ...current,
+        preferredVersion: normalized
+      })
+    }
+    return normalized
+  }
+
+  async listAvailableVersions(forceRefresh = false): Promise<SingBoxCoreRelease[]> {
+    const now = Date.now()
+    if (!forceRefresh && this.releaseCache && now - this.releaseCache.fetchedAt < RELEASE_CACHE_TTL_MS) {
+      return this.releaseCache.versions
+    }
+
+    let versions: SingBoxCoreRelease[]
+    try {
+      const releases = await this.fetchJson<any[]>(`${GITHUB_RELEASES_BASE}?per_page=50`)
+      versions = releases
+        .filter((release) => !release?.draft)
+        .reduce<SingBoxCoreRelease[]>((acc, release) => {
+          const tagName = String(release?.tag_name || '').trim()
+          const version = this.normalizeVersionFromTag(tagName)
+          if (!version) return acc
+          acc.push({
+            version,
+            tagName,
+            publishedAt: typeof release?.published_at === 'string' ? release.published_at : undefined,
+            channel: this.inferReleaseChannel(release)
+          })
+          return acc
+        }, [])
+    } catch (error) {
+      if (!TESTED_SINGBOX_VERSION) throw error
+      this.log(`获取 sing-box 版本列表失败，已回退到保底版本 v${TESTED_SINGBOX_VERSION}：${String((error as any)?.message || error)}`, 'error')
+      versions = []
+    }
+
+    versions = this.ensureTestedVersionPresent(versions)
+
+    this.releaseCache = {
+      fetchedAt: now,
+      versions
+    }
+    return versions
+  }
+
+  async getInstallInfo(): Promise<SingBoxInstallInfo> {
+    const exists = await this.checkBinaryExists()
+    const meta = exists ? await this.readInstallMeta() : null
+
+    return {
+      exists,
+      installDir: this.getInstallDir(),
+      binaryPath: this.getBinaryPath(),
+      installedVersion: meta?.version,
+      preferredVersion: this.getPreferredVersion()
+    }
+  }
+
   async checkBinaryExists() {
     const binPath = this.getBinaryPath()
     if (await fs.pathExists(binPath)) return true
@@ -68,7 +186,7 @@ export class SingBoxInstaller {
   }
 
   /**
-   * 检查 sing-box 是否存在，不存在则自动下载
+   * 检查 sing-box 是否存在，不存在则根据首选版本自动下载
    * @returns 可执行文件的绝对路径
    */
   async checkAndDownloadBinary(): Promise<string> {
@@ -77,7 +195,8 @@ export class SingBoxInstaller {
       return this.installingPromise
     }
 
-    this.installingPromise = this.checkAndDownloadBinaryInternal()
+    const requestedVersion = this.getPreferredVersion()
+    this.installingPromise = this.checkAndDownloadBinaryInternal(requestedVersion)
     try {
       return await this.installingPromise
     } finally {
@@ -85,7 +204,25 @@ export class SingBoxInstaller {
     }
   }
 
-  private async checkAndDownloadBinaryInternal(): Promise<string> {
+  /**
+   * 安装指定版本的 sing-box（会覆盖现有核心）
+   */
+  async installCore(version?: string): Promise<string> {
+    if (this.installingPromise) {
+      this.log('检测到已有 sing-box 安装任务，等待完成...')
+      return this.installingPromise
+    }
+
+    const requestedVersion = this.setPreferredVersion(version)
+    this.installingPromise = this.installCoreInternal(requestedVersion)
+    try {
+      return await this.installingPromise
+    } finally {
+      this.installingPromise = null
+    }
+  }
+
+  private async checkAndDownloadBinaryInternal(requestedVersion: string): Promise<string> {
     await fs.ensureDir(BIN_DIR)
     const platform = process.platform
     const arch = process.arch
@@ -93,28 +230,49 @@ export class SingBoxInstaller {
     this.emitStatus({ phase: 'checking' })
 
     if (await this.checkBinaryExists()) {
-      this.emitStatus({ phase: 'ready' })
+      const meta = await this.readInstallMeta()
+      this.emitStatus({ phase: 'ready', version: meta?.version })
       return binPath
     }
 
     this.emitStatus({ phase: 'missing' })
-    return this.downloadAndInstallBinary(platform, arch, binPath)
+    return this.downloadAndInstallBinary(platform, arch, binPath, requestedVersion)
+  }
+
+  private async installCoreInternal(requestedVersion: string): Promise<string> {
+    await fs.ensureDir(BIN_DIR)
+    const platform = process.platform
+    const arch = process.arch
+    const binPath = this.getBinaryPath()
+    this.emitStatus({ phase: 'checking' })
+    return this.downloadAndInstallBinary(platform, arch, binPath, requestedVersion)
   }
 
   /**
    * 执行下载和安装流程
    */
-  private async downloadAndInstallBinary(platform: NodeJS.Platform, arch: string, binPath: string): Promise<string> {
-    this.log('未检测到 sing-box，开始自动下载...')
-    this.emitStatus({ phase: 'resolving' })
+  private async downloadAndInstallBinary(
+    platform: NodeJS.Platform,
+    arch: string,
+    binPath: string,
+    requestedVersion: string
+  ): Promise<string> {
+    const displayVersion = requestedVersion === 'latest' ? 'latest' : requestedVersion
+    this.log(`开始准备 sing-box ${displayVersion} 安装包...`)
+    this.emitStatus({
+      phase: 'resolving',
+      version: requestedVersion === 'latest' ? undefined : requestedVersion
+    })
     let version: string | undefined
+    let tagName: string | undefined
     let downloadUrl: string | undefined
     let archivePath = ''
     let extractDir = ''
 
     try {
-      const resolved = await this.resolveLatestReleaseDownload(platform, arch)
+      const resolved = await this.resolveReleaseDownload(platform, arch, requestedVersion)
       version = resolved.version
+      tagName = resolved.tagName
       downloadUrl = resolved.downloadUrl
       const archiveExt = resolved.archiveExt
       this.emitStatus({
@@ -125,7 +283,7 @@ export class SingBoxInstaller {
         downloadedBytes: 0
       })
 
-      archivePath = path.join(BIN_DIR, `sing-box-${version}${archiveExt}`)
+      archivePath = path.join(BIN_DIR, `sing-box-${version}-${generateId()}${archiveExt}`)
       extractDir = path.join(BIN_DIR, `tmp-${generateId()}`)
       await fs.ensureDir(extractDir)
       await this.downloadToFile(downloadUrl, archivePath, (progress, downloadedBytes, totalBytes) => {
@@ -150,6 +308,12 @@ export class SingBoxInstaller {
         throw new Error('安装完成后仍未找到 sing-box 可执行文件')
       }
 
+      await this.writeInstallMeta({
+        version,
+        tagName,
+        downloadUrl,
+        installedAt: Date.now()
+      })
       this.log(`sing-box 已安装：${binPath}`)
       this.emitStatus({
         phase: 'completed',
@@ -171,22 +335,26 @@ export class SingBoxInstaller {
       throw new Error(msg)
     } finally {
       if (extractDir) {
-        await fs.remove(extractDir).catch(() => {})
+        await fs.remove(extractDir).catch(() => { })
       }
       if (archivePath) {
-        await fs.remove(archivePath).catch(() => {})
+        await fs.remove(archivePath).catch(() => { })
       }
     }
   }
 
   /**
-   * 解析 GitHub 最新 Release 版本信息
+   * 解析 GitHub Release 版本信息
    */
-  private async resolveLatestReleaseDownload(platform: NodeJS.Platform, arch: string): Promise<{ version: string, downloadUrl: string, archiveExt: string }> {
+  private async resolveReleaseDownload(
+    platform: NodeJS.Platform,
+    arch: string,
+    requestedVersion: string
+  ): Promise<ReleaseAssetResolution> {
     const platformName = platform === 'win32' ? 'windows'
       : platform === 'darwin' ? 'darwin'
-      : platform === 'linux' ? 'linux'
-      : null
+        : platform === 'linux' ? 'linux'
+          : null
 
     if (!platformName) {
       throw new Error(`不支持的平台：${platform}`)
@@ -194,30 +362,74 @@ export class SingBoxInstaller {
 
     const archName = arch === 'x64' ? 'amd64'
       : arch === 'arm64' ? 'arm64'
-      : arch === 'ia32' ? '386'
-      : null
+        : arch === 'ia32' ? '386'
+          : null
 
     if (!archName) {
       throw new Error(`不支持的架构：${arch}`)
     }
 
     const archiveExt = platformName === 'windows' ? '.zip' : '.tar.gz'
+    const requestedCandidates = this.buildReleaseRequestCandidates(requestedVersion)
+    let lastError: unknown = null
 
-    const release = await this.fetchJson<any>('https://api.github.com/repos/SagerNet/sing-box/releases/latest')
-    const tagName = String(release?.tag_name || '')
-    const version = tagName.startsWith('v') ? tagName.slice(1) : tagName
-    if (!version) throw new Error('无法解析 sing-box 版本号')
+    for (const candidate of requestedCandidates) {
+      try {
+        const release = candidate === 'latest'
+          ? await this.fetchJson<any>(`${GITHUB_RELEASES_BASE}/latest`)
+          : await this.fetchReleaseByVersion(candidate)
 
-    const assetName = `sing-box-${version}-${platformName}-${archName}${archiveExt}`
-    const assets: any[] = Array.isArray(release?.assets) ? release.assets : []
-    const asset = assets.find(a => String(a?.name || '') === assetName)
-    const downloadUrl = String(asset?.browser_download_url || '')
+        const tagName = String(release?.tag_name || '').trim()
+        const version = this.normalizeVersionFromTag(tagName)
+        if (!version) throw new Error('无法解析 sing-box 版本号')
 
-    if (!downloadUrl) {
-      throw new Error(`未找到对应的发布包：${assetName}`)
+        const assetName = `sing-box-${version}-${platformName}-${archName}${archiveExt}`
+        const assets: any[] = Array.isArray(release?.assets) ? release.assets : []
+        const asset = assets.find((a) => String(a?.name || '') === assetName)
+        const downloadUrl = String(asset?.browser_download_url || '')
+
+        if (!downloadUrl) {
+          throw new Error(`未找到对应的发布包：${assetName}`)
+        }
+
+        if (candidate !== requestedCandidates[0]) {
+          this.log(`sing-box latest 不可用，已回退到保底版本 v${version}`)
+        }
+
+        return { version, tagName, downloadUrl, archiveExt }
+      } catch (error) {
+        lastError = error
+        if (candidate !== requestedCandidates.at(-1)) {
+          this.log(`解析 sing-box ${candidate} 失败，尝试保底版本：${String((error as any)?.message || error)}`, 'error')
+          continue
+        }
+      }
     }
 
-    return { version, downloadUrl, archiveExt }
+    throw lastError instanceof Error
+      ? lastError
+      : new Error(`未找到可用的 sing-box 发布包：${requestedVersion}`)
+  }
+
+  private async fetchReleaseByVersion(requestedVersion: string): Promise<any> {
+    const candidates = this.buildTagCandidates(requestedVersion)
+    let lastError: unknown = null
+
+    for (const tag of candidates) {
+      try {
+        return await this.fetchJson<any>(`${GITHUB_RELEASES_BASE}/tags/${encodeURIComponent(tag)}`)
+      } catch (error) {
+        lastError = error
+        const message = String((error as any)?.message || error || '')
+        if (!message.includes('404')) {
+          throw error
+        }
+      }
+    }
+
+    throw lastError instanceof Error
+      ? lastError
+      : new Error(`未找到 sing-box 版本：${requestedVersion}`)
   }
 
   /**
@@ -274,7 +486,7 @@ export class SingBoxInstaller {
     await this.withRetry(
       async (attempt) => {
         if (attempt > 1) {
-          await fs.remove(destPath).catch(() => {})
+          await fs.remove(destPath).catch(() => { })
         }
         await this.doDownloadRequest(url, destPath, 5, onProgress)
       },
@@ -420,8 +632,8 @@ export class SingBoxInstaller {
       const exeDir = path.dirname(exePath)
       const entries = await fs.readdir(exeDir, { withFileTypes: true })
       const dlls = entries
-        .filter(e => e.isFile() && e.name.toLowerCase().endsWith('.dll'))
-        .map(e => path.join(exeDir, e.name))
+        .filter((e) => e.isFile() && e.name.toLowerCase().endsWith('.dll'))
+        .map((e) => path.join(exeDir, e.name))
 
       for (const dll of dlls) {
         const target = path.join(BIN_DIR, path.basename(dll))
@@ -429,7 +641,7 @@ export class SingBoxInstaller {
       }
     }
 
-    await fs.chmod(binPath, 0o755).catch(() => {})
+    await fs.chmod(binPath, 0o755).catch(() => { })
   }
 
   /**
@@ -462,7 +674,8 @@ export class SingBoxInstaller {
     if (path.resolve(manualPath) === path.resolve(binPath)) return true
 
     await fs.copyFile(manualPath, binPath)
-    await fs.chmod(binPath, 0o755).catch(() => {})
+    await fs.chmod(binPath, 0o755).catch(() => { })
+    await this.clearInstallMeta()
 
     if (process.platform === 'win32') {
       const manualDir = path.dirname(manualPath)
@@ -470,7 +683,7 @@ export class SingBoxInstaller {
       for (const entry of entries) {
         if (!entry.isFile()) continue
         if (!entry.name.toLowerCase().endsWith('.dll')) continue
-        await fs.copyFile(path.join(manualDir, entry.name), path.join(BIN_DIR, entry.name)).catch(() => {})
+        await fs.copyFile(path.join(manualDir, entry.name), path.join(BIN_DIR, entry.name)).catch(() => { })
       }
     }
 
@@ -478,6 +691,103 @@ export class SingBoxInstaller {
     return true
   }
 
+  private getInstallMetaPath() {
+    return path.join(BIN_DIR, 'sing-box-install-meta.json')
+  }
+
+  private async readInstallMeta(): Promise<InstallMeta | null> {
+    try {
+      const meta = await fs.readJson(this.getInstallMetaPath()) as Partial<InstallMeta>
+      if (!meta || typeof meta !== 'object' || typeof meta.version !== 'string' || !meta.version.trim()) {
+        return null
+      }
+      return {
+        version: meta.version.trim(),
+        tagName: typeof meta.tagName === 'string' ? meta.tagName : undefined,
+        downloadUrl: typeof meta.downloadUrl === 'string' ? meta.downloadUrl : undefined,
+        installedAt: typeof meta.installedAt === 'number' ? meta.installedAt : 0
+      }
+    } catch {
+      return null
+    }
+  }
+
+  private async writeInstallMeta(meta: InstallMeta) {
+    await fs.ensureDir(path.dirname(this.getInstallMetaPath()))
+    await fs.writeJson(this.getInstallMetaPath(), meta, { spaces: 2 })
+  }
+
+  private async clearInstallMeta() {
+    await fs.remove(this.getInstallMetaPath()).catch(() => { })
+  }
+
+  private normalizeRequestedVersion(version?: string) {
+    const raw = String(version || '').trim()
+    if (!raw || raw.toLowerCase() === 'latest') return 'latest'
+    return raw.replace(/^v/i, '')
+  }
+
+  private normalizeVersionFromTag(tagName: string) {
+    return String(tagName || '').trim().replace(/^v/i, '')
+  }
+
+  private inferReleaseChannel(release: any): 'stable' | 'beta' | 'alpha' {
+    const text = `${String(release?.tag_name || '')} ${String(release?.name || '')}`.toLowerCase()
+    if (text.includes('alpha')) return 'alpha'
+    if (
+      text.includes('beta')
+      || /\brc\b/.test(text)
+      || text.includes('preview')
+      || text.includes('pre-release')
+      || release?.prerelease
+    ) {
+      return 'beta'
+    }
+    return 'stable'
+  }
+
+  private buildTagCandidates(version: string) {
+    const normalized = this.normalizeRequestedVersion(version)
+    if (normalized === 'latest') return ['latest']
+    const original = String(version || '').trim()
+    return [...new Set([
+      original,
+      normalized,
+      `v${normalized}`
+    ].filter(Boolean))]
+  }
+
+  private buildReleaseRequestCandidates(version: string) {
+    const normalized = this.normalizeRequestedVersion(version)
+    if (normalized !== 'latest' || !TESTED_SINGBOX_VERSION || TESTED_SINGBOX_VERSION === normalized) {
+      return [normalized]
+    }
+    return ['latest', TESTED_SINGBOX_VERSION]
+  }
+
+  private ensureTestedVersionPresent(versions: SingBoxCoreRelease[]) {
+    if (!TESTED_SINGBOX_VERSION) return versions
+    if (versions.some((release) => release.version === TESTED_SINGBOX_VERSION)) {
+      return versions
+    }
+
+    return [
+      {
+        version: TESTED_SINGBOX_VERSION,
+        tagName: `v${TESTED_SINGBOX_VERSION}`,
+        channel: this.inferReleaseChannelFromVersion(TESTED_SINGBOX_VERSION)
+      },
+      ...versions
+    ]
+  }
+
+  private inferReleaseChannelFromVersion(version: string): 'stable' | 'beta' | 'alpha' {
+    const text = String(version || '').toLowerCase()
+    if (text.includes('alpha')) return 'alpha'
+    if (text.includes('beta') || /\brc\b/.test(text) || text.includes('preview')) return 'beta'
+    return 'stable'
+  }
+
   private emitStatus(payload: Omit<InstallerStatus, 'installDir' | 'binaryPath'>) {
     this.onStatus?.({
       ...payload,

package.json

@@ -2,7 +2,8 @@
   "name": "lagzero",
   "productName": "LagZero",
   "private": true,
-  "version": "0.2.1",
+  "version": "0.2.2",
+  "lagZeroTestSingboxVersion": "1.13.4",
   "main": "dist-electron/index.js",
   "type": "module",
   "author": "LagZero Team",

src/api/singbox.ts

@@ -2,6 +2,10 @@ export const singboxApi = {
   start: (config: string) => window.singbox.start(config),
   stop: () => window.singbox.stop(),
   restart: (config: string) => window.singbox.restart(config),
-  ensureCoreInstalled: () => window.singbox.ensureCoreInstalled(),
+  ensureCoreInstalled: (preferredVersion?: string) => window.singbox.ensureCoreInstalled(preferredVersion),
+  installCore: (preferredVersion?: string) => window.singbox.installCore(preferredVersion),
+  listCoreVersions: (forceRefresh?: boolean) => window.singbox.listCoreVersions(forceRefresh),
+  getPreferredVersion: () => window.singbox.getPreferredVersion(),
+  setPreferredVersion: (preferredVersion?: string) => window.singbox.setPreferredVersion(preferredVersion),
   getInstallInfo: () => window.singbox.getInstallInfo(),
 }

src/components/settings/NetworkSettings.vue

@@ -113,6 +113,151 @@
       </div>
     </section>
 
+    <!-- Sing-box Core -->
+    <section>
+      <h2 class="text-xs font-bold uppercase tracking-widest text-primary mb-3 pl-1">
+        {{ $t('settings.core_management') }}
+      </h2>
+      <div
+        class="bg-surface-panel/50 border border-border/50 rounded-2xl flex flex-col divide-y divide-border/30 backdrop-blur-sm overflow-hidden shadow-sm">
+        <div
+          class="flex flex-col sm:flex-row sm:items-center justify-between p-4 lg:p-5 gap-4 hover:bg-surface-overlay/30 transition-colors">
+          <div class="flex items-center gap-4">
+            <div class="w-10 h-10 rounded-xl bg-primary/10 flex items-center justify-center text-primary shrink-0">
+              <div class="i-material-symbols-memory-outline text-xl"></div>
+            </div>
+            <div>
+              <div class="font-bold text-sm">{{ $t('settings.core_management') }}</div>
+              <div class="text-xs text-on-surface-muted mt-0.5 line-clamp-2">
+                {{ $t('settings.core_version_desc') }}
+              </div>
+            </div>
+          </div>
+          <div class="shrink-0">
+            <span
+              class="inline-flex items-center rounded-full border px-3 py-1 text-xs font-bold"
+              :class="coreInstallInfo.exists
+                ? 'border-success/30 bg-success/10 text-success'
+                : 'border-warning/30 bg-warning/10 text-warning'"
+            >
+              {{ coreStatusText }}
+            </span>
+          </div>
+        </div>
+
+        <div class="p-4 lg:p-5 space-y-4 hover:bg-surface-overlay/30 transition-colors">
+          <div class="flex flex-col sm:flex-row sm:items-center justify-between gap-4">
+            <div class="w-full sm:w-[220px] font-bold text-sm">{{ $t('settings.core_current_version') }}</div>
+            <div class="w-full md:flex-1 text-sm text-on-surface-muted break-all">
+              {{ installedCoreVersionText }}
+            </div>
+          </div>
+
+          <div class="flex flex-col sm:flex-row sm:items-center justify-between gap-4">
+            <div class="w-full sm:w-[220px] font-bold text-sm">{{ $t('settings.core_test_version') }}</div>
+            <div class="w-full md:flex-1 text-sm text-on-surface-muted break-all">
+              {{ testedCoreVersionText }}
+            </div>
+          </div>
+
+          <div class="flex flex-col sm:flex-row sm:items-center justify-between gap-4">
+            <div class="w-full sm:w-[220px] font-bold text-sm">{{ $t('settings.core_version') }}</div>
+            <div class="w-full md:flex-1 space-y-2">
+              <n-select
+                v-model:value="settingsStore.singboxCoreVersion"
+                :options="coreVersionOptions"
+                :loading="loadingCoreVersions"
+                filterable
+                class="glass-select"
+              />
+              <p class="text-xs text-on-surface-muted">
+                {{ $t('settings.core_target_version', { version: selectedCoreVersionText }) }}
+              </p>
+            </div>
+          </div>
+
+          <div class="flex flex-col sm:flex-row sm:items-center justify-between gap-4">
+            <div class="w-full sm:w-[220px] font-bold text-sm">{{ $t('settings.core_install_dir') }}</div>
+            <div class="w-full md:flex-1 text-sm text-on-surface-muted break-all">
+              {{ coreInstallInfo.installDir || '-' }}
+            </div>
+          </div>
+
+          <p v-if="coreVersionError" class="text-xs text-warning">
+            {{ $t('settings.core_version_fetch_failed', { error: coreVersionError }) }}
+          </p>
+          <p v-if="coreInstallInfo.isRunning" class="text-xs text-warning">
+            {{ $t('settings.core_switch_requires_stop') }}
+          </p>
+
+          <div class="flex flex-wrap gap-3">
+            <n-button
+              secondary
+              class="glass-button"
+              :loading="installingCore"
+              :disabled="coreInstallInfo.isRunning"
+              @click="handleInstallCore"
+            >
+              <template #icon>
+                <div class="i-material-symbols-download"></div>
+              </template>
+              {{ $t('settings.core_download') }}
+            </n-button>
+            <n-button secondary class="glass-button" :loading="loadingCoreVersions" @click="refreshCoreVersions(true)">
+              <template #icon>
+                <div class="i-material-symbols-refresh"></div>
+              </template>
+              {{ $t('settings.core_refresh_versions') }}
+            </n-button>
+            <n-button secondary class="glass-button" :loading="refreshingCoreInfo" @click="refreshCoreInstallInfo">
+              <template #icon>
+                <div class="i-material-symbols-info-outline"></div>
+              </template>
+              {{ $t('settings.core_refresh_status') }}
+            </n-button>
+            <n-button secondary class="glass-button" @click="openCoreInstallDir">
+              <template #icon>
+                <div class="i-material-symbols-folder-open-outline"></div>
+              </template>
+              {{ $t('settings.core_open_dir') }}
+            </n-button>
+          </div>
+
+          <div v-if="showCoreInstallProgress" class="rounded-xl border border-border/40 bg-surface-overlay/30 p-3 text-sm">
+            <div class="mb-2 flex items-center justify-between gap-3">
+              <span class="text-xs font-bold uppercase tracking-widest text-on-surface-muted">
+                {{ $t('singbox_installer.download_progress') }}
+              </span>
+              <span
+                class="text-xs font-medium"
+                :class="coreInstallPhase === 'failed'
+                  ? 'text-error'
+                  : coreInstallPhase === 'completed'
+                    ? 'text-success'
+                    : 'text-on-surface-muted'"
+              >
+                {{ coreInstallPhaseSummary }}
+              </span>
+            </div>
+            <n-progress
+              v-if="typeof coreInstallProgress === 'number'"
+              type="line"
+              :percentage="coreInstallProgress"
+              :indicator-placement="'inside'"
+              :processing="coreInstallPhase !== 'completed' && coreInstallPhase !== 'failed'"
+            />
+            <div v-else class="flex items-center gap-2 text-on-surface-muted">
+              <n-spin size="small" />
+              <span>{{ coreInstallPhaseSummary }}</span>
+            </div>
+            <p class="mt-2 text-xs text-on-surface-muted break-words">
+              {{ coreInstallPhaseDetail }}
+            </p>
+          </div>
+        </div>
+      </div>
+    </section>
+
     <!-- Local Proxy -->
     <section>
       <h2 class="text-xs font-bold uppercase tracking-widest text-primary mb-3 pl-1">
@@ -387,18 +532,37 @@
 </template>
 
 <script setup lang="ts">
-import { ref, watch, computed } from 'vue'
+import { ref, watch, computed, onMounted } from 'vue'
+import { storeToRefs } from 'pinia'
 import { useI18n } from 'vue-i18n'
+import pkg from '../../../package.json'
 import { useSettingsStore } from '@/stores/settings'
+import { useSingboxInstallerStore } from '@/stores/singbox-installer'
 import { useLocalProxyStore } from '@/stores/local-proxy'
 import { useGameStore } from '@/stores/games'
-import { NSelect, NInput, NButton, NSwitch, NInputNumber } from 'naive-ui'
-import { systemApi } from '@/api'
+import { NSelect, NInput, NButton, NSwitch, NInputNumber, NProgress, NSpin, useMessage, type SelectGroupOption, type SelectOption } from 'naive-ui'
+import { appApi, systemApi } from '@/api'
 
 const { t } = useI18n()
+const message = useMessage()
 const settingsStore = useSettingsStore()
+const singboxInstallerStore = useSingboxInstallerStore()
 const localProxyStore = useLocalProxyStore()
 const gameStore = useGameStore()
+const {
+  availableCoreVersions,
+  loadingCoreVersions,
+  versionLoadError: coreVersionError,
+  refreshingInstallInfo: refreshingCoreInfo,
+  installInfo: coreInstallInfo,
+  phase: coreInstallPhase,
+  progress: coreInstallProgress,
+  resolvedVersion: coreInstallResolvedVersion,
+  errorMessage: coreInstallErrorMessage,
+  failedByTimeout: coreInstallFailedByTimeout,
+  isInstalling: installingCore,
+  hasInstallProgress: showCoreInstallProgress
+} = storeToRefs(singboxInstallerStore)
 
 const working = ref(false)
 const applyingDns = ref(false)
@@ -429,6 +593,93 @@ const vlessEncodingOptions = computed(() => ([
   { label: 'xudp', value: 'xudp' }
 ]))
 const isTunNetworkMode = computed(() => settingsStore.accelNetworkMode === 'tun')
+const latestStableCoreVersion = computed(() => (
+  availableCoreVersions.value.find((release) => release.channel === 'stable')?.version
+))
+const coreVersionOptions = computed<Array<SelectOption | SelectGroupOption>>(() => {
+  const latestLabel = latestStableCoreVersion.value
+    ? t('settings.core_version_latest_with_version', { version: latestStableCoreVersion.value })
+    : t('settings.core_version_latest')
+  const selectedVersion = settingsStore.singboxCoreVersion
+  const needsSelectedFallback = selectedVersion !== 'latest'
+    && !availableCoreVersions.value.some((release) => release.version === selectedVersion)
+  const grouped = {
+    stable: availableCoreVersions.value.filter((release) => release.channel === 'stable'),
+    beta: availableCoreVersions.value.filter((release) => release.channel === 'beta'),
+    alpha: availableCoreVersions.value.filter((release) => release.channel === 'alpha')
+  }
+
+  if (needsSelectedFallback) {
+    const fallbackChannel = inferReleaseChannelFromVersion(selectedVersion)
+    grouped[fallbackChannel] = [
+      {
+        version: selectedVersion,
+        tagName: `v${selectedVersion}`,
+        channel: fallbackChannel
+      },
+      ...grouped[fallbackChannel]
+    ]
+  }
+
+  return [
+    { label: latestLabel, value: 'latest' },
+    ...buildCoreVersionGroups(grouped)
+  ]
+})
+const coreStatusText = computed(() => (
+  coreInstallInfo.value.exists
+    ? t('settings.core_installed')
+    : t('settings.core_missing')
+))
+const installedCoreVersionText = computed(() => {
+  if (!coreInstallInfo.value.exists) return t('settings.core_missing')
+  if (coreInstallInfo.value.installedVersion) return `v${coreInstallInfo.value.installedVersion}`
+  return t('settings.core_installed_unknown')
+})
+const testedCoreVersionText = computed(() => {
+  const version = String(pkg.lagZeroTestSingboxVersion || '').trim()
+  if (!version) return t('settings.core_test_version_unset')
+  return version.startsWith('v') ? version : `v${version}`
+})
+const selectedCoreVersionText = computed(() => {
+  if (settingsStore.singboxCoreVersion === 'latest') {
+    return latestStableCoreVersion.value
+      ? t('settings.core_version_latest_with_version', { version: latestStableCoreVersion.value })
+      : t('settings.core_version_latest')
+  }
+  return `v${settingsStore.singboxCoreVersion}`
+})
+const resolvedCoreVersionText = computed(() => {
+  const version = String(coreInstallResolvedVersion.value || '').trim()
+  if (!version) return selectedCoreVersionText.value
+  return version.startsWith('v') ? version : `v${version}`
+})
+const coreInstallPhaseSummary = computed(() => {
+  if (coreInstallPhase.value === 'checking') return t('singbox_installer.checking')
+  if (coreInstallPhase.value === 'missing') return t('singbox_installer.missing')
+  if (coreInstallPhase.value === 'resolving') return t('singbox_installer.resolving')
+  if (coreInstallPhase.value === 'downloading') {
+    return typeof coreInstallProgress.value === 'number'
+      ? t('singbox_installer.downloading_percent', { percent: coreInstallProgress.value })
+      : t('singbox_installer.downloading')
+  }
+  if (coreInstallPhase.value === 'extracting') return t('singbox_installer.extracting')
+  if (coreInstallPhase.value === 'completed') {
+    return t('settings.core_download_success', { version: resolvedCoreVersionText.value })
+  }
+  if (coreInstallPhase.value === 'failed') {
+    return coreInstallFailedByTimeout.value
+      ? t('singbox_installer.failed_timeout')
+      : t('singbox_installer.failed')
+  }
+  return t('singbox_installer.preparing')
+})
+const coreInstallPhaseDetail = computed(() => {
+  if (coreInstallPhase.value === 'failed' && coreInstallErrorMessage.value) {
+    return coreInstallErrorMessage.value
+  }
+  return coreInstallPhaseSummary.value
+})
 
 function setCheckMethod(method: string) {
   // @ts-ignore
@@ -439,6 +690,82 @@ function applyProfilePreset(profile: 'stable' | 'aggressive') {
   settingsStore.applySessionNetworkProfilePreset(profile)
 }
 
+function formatCoreVersionOptionLabel(version: string, publishedAt?: string) {
+  if (!publishedAt) return `v${version}`
+  const date = new Date(publishedAt)
+  if (Number.isNaN(date.getTime())) return `v${version}`
+  return `v${version} (${date.toLocaleDateString()})`
+}
+
+function inferReleaseChannelFromVersion(version: string): 'stable' | 'beta' | 'alpha' {
+  const text = String(version || '').toLowerCase()
+  if (text.includes('alpha')) return 'alpha'
+  if (text.includes('beta') || /\brc\b/.test(text) || text.includes('preview')) return 'beta'
+  return 'stable'
+}
+
+function buildCoreVersionGroups(grouped: Record<'stable' | 'beta' | 'alpha', Array<{
+  version: string
+  tagName: string
+  publishedAt?: string
+  channel: 'stable' | 'beta' | 'alpha'
+}>>): SelectGroupOption[] {
+  const groups: Array<{ key: 'stable' | 'beta' | 'alpha', label: string }> = [
+    { key: 'stable', label: t('settings.core_version_group_stable') },
+    { key: 'beta', label: t('settings.core_version_group_beta') },
+    { key: 'alpha', label: t('settings.core_version_group_alpha') }
+  ]
+
+  return groups.reduce<SelectGroupOption[]>((acc, group) => {
+    const releases = grouped[group.key]
+    if (!releases.length) return acc
+    acc.push({
+      type: 'group' as const,
+      key: `core-${group.key}`,
+      label: group.label,
+      children: releases.map((release) => ({
+        label: formatCoreVersionOptionLabel(release.version, release.publishedAt),
+        value: release.version
+      }))
+    })
+    return acc
+  }, [])
+}
+
+async function refreshCoreVersions(forceRefresh = false) {
+  try {
+    await singboxInstallerStore.refreshCoreVersions(forceRefresh)
+  } catch {
+    // 错误状态已同步到共享 store
+  }
+}
+
+async function refreshCoreInstallInfo() {
+  try {
+    await singboxInstallerStore.refreshInstallInfo()
+  } catch (e: any) {
+    message.error(t('settings.core_status_load_failed', { error: String(e?.message || e) }))
+  }
+}
+
+async function handleInstallCore() {
+  if (installingCore.value) return
+  try {
+    await singboxInstallerStore.installCore(settingsStore.singboxCoreVersion)
+    await refreshCoreInstallInfo()
+    message.success(t('settings.core_download_success', { version: resolvedCoreVersionText.value }))
+  } catch (e: any) {
+    message.error(t('settings.core_download_failed', { error: String(e?.message || e) }))
+  }
+}
+
+function openCoreInstallDir() {
+  if (!coreInstallInfo.value.installDir) return
+  void appApi.openDir(coreInstallInfo.value.installDir).catch((e: any) => {
+    message.error(t('settings.core_open_dir_failed', { error: String(e?.message || e) }))
+  })
+}
+
 async function handleFlushDns() {
   if (working.value) return
   working.value = true
@@ -532,4 +859,10 @@ watch(
     }
   }
 )
+
+onMounted(() => {
+  void singboxInstallerStore.initialize()
+  void refreshCoreVersions()
+  void refreshCoreInstallInfo()
+})
 </script>

src/components/singbox/SingboxInstallerGuard.vue

@@ -1,8 +1,14 @@
 <template>
   <!-- 正常模式：模态框 -->
-  <n-modal :show="visible && !isMinimized" preset="card"
-    class="w-[680px] max-w-[96vw] transition-all duration-300 ease-in-out" :title="t('singbox_installer.title')"
-    :closable="false" :mask-closable="false" :close-on-esc="false">
+  <n-modal
+    :show="visible && !isMinimized"
+    preset="card"
+    class="w-[680px] max-w-[96vw] transition-all duration-300 ease-in-out"
+    :title="t('singbox_installer.title')"
+    :closable="false"
+    :mask-closable="false"
+    :close-on-esc="false"
+  >
     <template #header-extra>
       <n-button quaternary circle size="small" @click="isMinimized = true">
         <template #icon>
@@ -17,19 +23,51 @@
       </p>
 
       <div class="rounded-xl border border-border bg-surface-overlay/35 p-3 text-sm">
-        <div class="font-semibold mb-2">{{ t('singbox_installer.download_url') }}</div>
-        <div class="break-all text-on-surface-muted">{{ effectiveDownloadUrl }}</div>
+        <div class="font-semibold mb-2">{{ t('settings.core_version') }}</div>
+        <n-select
+          v-model:value="settingsStore.singboxCoreVersion"
+          :options="coreVersionOptions"
+          :loading="loadingCoreVersions"
+          :disabled="!canChooseVersion"
+          filterable
+          class="glass-select"
+        />
+        <div class="mt-3 space-y-2 rounded-lg bg-surface/50 px-3 py-2 text-xs text-on-surface-muted">
+          <div class="flex items-center justify-between gap-3">
+            <span>{{ t('settings.core_target_version_label') }}</span>
+            <span class="font-medium text-on-surface">{{ selectedCoreVersionText }}</span>
+          </div>
+          <div class="flex items-center justify-between gap-3">
+            <span>{{ t('settings.core_test_version') }}</span>
+            <span class="font-medium text-on-surface">{{ testedCoreVersionText }}</span>
+          </div>
+        </div>
+        <div v-if="versionLoadError" class="mt-2 text-xs text-warning break-words">
+          {{ t('settings.core_version_fetch_failed', { error: versionLoadError }) }}
+        </div>
         <div class="mt-3 flex gap-2">
-          <n-button size="small" @click="openDownloadUrl">
-            {{ t('singbox_installer.open_download_url') }}
+          <n-button size="small" :loading="loadingCoreVersions" @click="refreshCoreVersions(true)">
+            {{ t('singbox_installer.refresh_versions') }}
           </n-button>
         </div>
       </div>
 
       <div class="rounded-xl border border-border bg-surface-overlay/35 p-3 text-sm">
-        <div class="font-semibold mb-2">{{ t('singbox_installer.install_dir') }}</div>
-        <div class="break-all text-on-surface-muted">{{ installDir }}</div>
-        <div class="mt-3 flex gap-2">
+        <div class="font-semibold mb-3">{{ t('singbox_installer.resource_info') }}</div>
+        <div class="space-y-3">
+          <div class="rounded-lg bg-surface/50 px-3 py-2">
+            <div class="mb-1 text-xs font-medium text-on-surface">{{ t('singbox_installer.download_url') }}</div>
+            <div class="break-all text-xs text-on-surface-muted">{{ effectiveDownloadUrl }}</div>
+          </div>
+          <div class="rounded-lg bg-surface/50 px-3 py-2">
+            <div class="mb-1 text-xs font-medium text-on-surface">{{ t('singbox_installer.install_dir') }}</div>
+            <div class="break-all text-xs text-on-surface-muted">{{ installDir }}</div>
+          </div>
+        </div>
+        <div class="mt-3 flex flex-wrap gap-2">
+          <n-button size="small" @click="openDownloadUrl">
+            {{ t('singbox_installer.open_download_url') }}
+          </n-button>
           <n-button size="small" @click="openInstallDir">
             {{ t('singbox_installer.open_install_dir') }}
           </n-button>
@@ -38,8 +76,13 @@
 
       <div class="rounded-xl border border-border bg-surface-overlay/35 p-3 text-sm">
         <div class="font-semibold mb-2">{{ t('singbox_installer.download_progress') }}</div>
-        <n-progress v-if="typeof progress === 'number'" type="line" :percentage="progress"
-          :indicator-placement="'inside'" processing />
+        <n-progress
+          v-if="typeof progress === 'number'"
+          type="line"
+          :percentage="progress"
+          :indicator-placement="'inside'"
+          processing
+        />
         <div v-else class="text-on-surface-muted flex items-center gap-2">
           <n-spin size="small" />
           <span>{{ phaseText }}</span>
@@ -64,8 +107,13 @@
 
     <template #footer>
       <div class="flex justify-end gap-2">
-        <n-button v-if="phase === 'failed'" :loading="ensuring" @click="retryDownload">
-          {{ t('singbox_installer.retry_download') }}
+        <n-button
+          v-if="phase === 'missing' || phase === 'failed'"
+          type="primary"
+          :loading="ensuring"
+          @click="ensureCore"
+        >
+          {{ downloadButtonText }}
         </n-button>
         <n-button :loading="rechecking" @click="checkAgain">
           {{ t('singbox_installer.recheck') }}
@@ -77,9 +125,12 @@
   <!-- 最小化模式：底部悬浮窗 -->
   <Teleport to="body">
     <div v-if="visible && isMinimized" class="fixed bottom-8 left-1/2 -translate-x-1/2 z-[5000] w-[320px]">
-      <n-card size="small" class="shadow-xl border-border/50 backdrop-blur-md bg-surface-panel/95"
+      <n-card
+        size="small"
+        class="shadow-xl border-border/50 backdrop-blur-md bg-surface-panel/95"
         :title="typeof progress === 'number' ? t('singbox_installer.downloading_percent', { percent: progress }) : phaseText"
-        :bordered="true">
+        :bordered="true"
+      >
         <template #header-extra>
           <n-button quaternary circle size="small" @click="isMinimized = false">
             <template #icon>
@@ -89,8 +140,13 @@
         </template>
 
         <div class="flex flex-col gap-2 py-1">
-          <n-progress v-if="typeof progress === 'number'" type="line" :percentage="progress"
-            :indicator-placement="'inside'" processing />
+          <n-progress
+            v-if="typeof progress === 'number'"
+            type="line"
+            :percentage="progress"
+            :indicator-placement="'inside'"
+            processing
+          />
           <div v-else-if="phase === 'failed'" class="text-error text-sm flex items-center gap-2">
             <div class="i-material-symbols-error"></div>
             <span>{{ t('singbox_installer.failed') }}</span>
@@ -105,52 +161,95 @@
   </Teleport>
 </template>
 
-
 <script setup lang="ts">
-import { computed, onMounted, onUnmounted, ref } from 'vue'
-import { useMessage } from 'naive-ui'
+import { computed, onMounted, ref, watch } from 'vue'
+import { storeToRefs } from 'pinia'
+import { useMessage, type SelectGroupOption, type SelectOption } from 'naive-ui'
 import { useI18n } from 'vue-i18n'
-import { appApi, singboxApi } from '@/api'
-
-type InstallerPhase =
-  | 'idle'
-  | 'checking'
-  | 'ready'
-  | 'missing'
-  | 'resolving'
-  | 'downloading'
-  | 'extracting'
-  | 'completed'
-  | 'failed'
-
-interface InstallerStatusEvent {
-  phase: Exclude<InstallerPhase, 'idle'>
-  installDir: string
-  binaryPath: string
-  version?: string
-  downloadUrl?: string
-  progress?: number
-  error?: string
-  isTimeout?: boolean
-}
+import pkg from '../../../package.json'
+import { appApi } from '@/api'
+import { useSettingsStore } from '@/stores/settings'
+import { useSingboxInstallerStore, type SingboxCoreReleaseOption } from '@/stores/singbox-installer'
 
 const DEFAULT_DOWNLOAD_URL = 'https://github.com/SagerNet/sing-box/releases/latest'
 const message = useMessage()
 const { t } = useI18n()
+const settingsStore = useSettingsStore()
+const singboxInstallerStore = useSingboxInstallerStore()
+const {
+  initialized,
+  availableCoreVersions,
+  loadingCoreVersions,
+  versionLoadError,
+  installInfo,
+  phase,
+  progress,
+  downloadUrl,
+  errorMessage,
+  failedByTimeout,
+  isInstalling: ensuring
+} = storeToRefs(singboxInstallerStore)
 const visible = ref(false)
-const phase = ref<InstallerPhase>('idle')
-const progress = ref<number | undefined>(undefined)
-const installDir = ref('')
-const binaryPath = ref('')
-const downloadUrl = ref('')
-const errorMessage = ref('')
-const failedByTimeout = ref(false)
-const ensuring = ref(false)
 const rechecking = ref(false)
-const coreReadyLock = ref(false)
 const isMinimized = ref(false)
+const installDir = computed(() => installInfo.value.installDir)
 
-const effectiveDownloadUrl = computed(() => downloadUrl.value || DEFAULT_DOWNLOAD_URL)
+const latestStableCoreVersion = computed(() => (
+  availableCoreVersions.value.find((release) => release.channel === 'stable')?.version
+))
+const coreVersionOptions = computed<Array<SelectOption | SelectGroupOption>>(() => {
+  const latestLabel = latestStableCoreVersion.value
+    ? t('settings.core_version_latest_with_version', { version: latestStableCoreVersion.value })
+    : t('settings.core_version_latest')
+  const selectedVersion = settingsStore.singboxCoreVersion
+  const needsSelectedFallback = selectedVersion !== 'latest'
+    && !availableCoreVersions.value.some((release) => release.version === selectedVersion)
+  const grouped = {
+    stable: availableCoreVersions.value.filter((release) => release.channel === 'stable'),
+    beta: availableCoreVersions.value.filter((release) => release.channel === 'beta'),
+    alpha: availableCoreVersions.value.filter((release) => release.channel === 'alpha')
+  }
+
+  if (needsSelectedFallback) {
+    const fallbackChannel = inferReleaseChannelFromVersion(selectedVersion)
+    grouped[fallbackChannel] = [
+      {
+        version: selectedVersion,
+        tagName: `v${selectedVersion}`,
+        channel: fallbackChannel
+      },
+      ...grouped[fallbackChannel]
+    ]
+  }
+
+  return [
+    { label: latestLabel, value: 'latest' },
+    ...buildCoreVersionGroups(grouped)
+  ]
+})
+const selectedCoreVersionText = computed(() => {
+  if (settingsStore.singboxCoreVersion === 'latest') {
+    return latestStableCoreVersion.value
+      ? t('settings.core_version_latest_with_version', { version: latestStableCoreVersion.value })
+      : t('settings.core_version_latest')
+  }
+  return `v${settingsStore.singboxCoreVersion}`
+})
+const testedCoreVersionText = computed(() => {
+  const version = String(pkg.lagZeroTestSingboxVersion || '').trim()
+  if (!version) return t('settings.core_test_version_unset')
+  return version.startsWith('v') ? version : `v${version}`
+})
+const effectiveDownloadUrl = computed(() => {
+  if (downloadUrl.value) return downloadUrl.value
+  return buildReleasePageUrl(settingsStore.singboxCoreVersion)
+})
+const canChooseVersion = computed(() => !ensuring.value && !['resolving', 'downloading', 'extracting'].includes(phase.value))
+const downloadButtonText = computed(() => (
+  phase.value === 'failed'
+    ? t('singbox_installer.retry_download')
+    : t('singbox_installer.download_selected')
+))
 const phaseText = computed(() => {
   if (phase.value === 'checking') return t('singbox_installer.checking')
   if (phase.value === 'missing') return t('singbox_installer.missing')
@@ -165,74 +264,92 @@ const phaseText = computed(() => {
   return t('singbox_installer.preparing')
 })
 
-const onInstallerStatus = (payload: InstallerStatusEvent) => {
-  if (coreReadyLock.value) {
-    visible.value = false
-    return
-  }
+function formatCoreVersionOptionLabel(version: string, publishedAt?: string) {
+  if (!publishedAt) return `v${version}`
+  const date = new Date(publishedAt)
+  if (Number.isNaN(date.getTime())) return `v${version}`
+  return `v${version} (${date.toLocaleDateString()})`
+}
 
-  phase.value = payload.phase
-  installDir.value = payload.installDir || installDir.value
-  binaryPath.value = payload.binaryPath || binaryPath.value
-  downloadUrl.value = payload.downloadUrl || downloadUrl.value
-  errorMessage.value = payload.error || ''
-  failedByTimeout.value = Boolean(payload.isTimeout)
-  progress.value = typeof payload.progress === 'number'
-    ? Math.max(0, Math.min(100, Math.floor(payload.progress)))
-    : undefined
+function inferReleaseChannelFromVersion(version: string): 'stable' | 'beta' | 'alpha' {
+  const text = String(version || '').toLowerCase()
+  if (text.includes('alpha')) return 'alpha'
+  if (text.includes('beta') || /\brc\b/.test(text) || text.includes('preview')) return 'beta'
+  return 'stable'
+}
 
-  if (payload.phase === 'ready' || payload.phase === 'completed') {
-    markCoreReady()
-    return
-  }
+function buildCoreVersionGroups(grouped: Record<'stable' | 'beta' | 'alpha', SingboxCoreReleaseOption[]>): SelectGroupOption[] {
+  const groups: Array<{ key: 'stable' | 'beta' | 'alpha', label: string }> = [
+    { key: 'stable', label: t('settings.core_version_group_stable') },
+    { key: 'beta', label: t('settings.core_version_group_beta') },
+    { key: 'alpha', label: t('settings.core_version_group_alpha') }
+  ]
 
-  if (payload.phase === 'missing' || payload.phase === 'resolving' || payload.phase === 'downloading' || payload.phase === 'extracting' || payload.phase === 'failed') {
-    visible.value = true
+  return groups.reduce<SelectGroupOption[]>((acc, group) => {
+    const releases = grouped[group.key]
+    if (!releases.length) return acc
+    acc.push({
+      type: 'group' as const,
+      key: `core-${group.key}`,
+      label: group.label,
+      children: releases.map((release) => ({
+        label: formatCoreVersionOptionLabel(release.version, release.publishedAt),
+        value: release.version
+      }))
+    })
+    return acc
+  }, [])
+}
+
+function buildReleasePageUrl(version: string) {
+  if (!version || version === 'latest') return DEFAULT_DOWNLOAD_URL
+  return `https://github.com/SagerNet/sing-box/releases/tag/v${version}`
+}
+
+async function refreshCoreVersions(forceRefresh = false) {
+  try {
+    await singboxInstallerStore.refreshCoreVersions(forceRefresh)
+  } catch {
+    // 错误状态已同步到共享 store
   }
 }
-const openInstallDir = () => {
+
+function openInstallDir() {
   void appApi.openDir(installDir.value).catch((e: any) => {
     message.error(t('singbox_installer.open_dir_failed', { error: String(e?.message || e) }))
   })
 }
-onMounted(async () => {
-  window.electron.on('singbox-installer-status', onInstallerStatus)
-  try {
-    const info = await singboxApi.getInstallInfo()
-    installDir.value = info.installDir
-    binaryPath.value = info.binaryPath
 
-    if (!info.exists) {
-      phase.value = 'missing'
-      visible.value = true
-      void ensureCore()
-    } else {
-      markCoreReady()
+watch(
+  () => [initialized.value, installInfo.value.exists, phase.value] as const,
+  ([ready, exists, currentPhase]) => {
+    if (!ready) return
+
+    if (currentPhase === 'ready' || currentPhase === 'completed') {
+      visible.value = false
+      return
     }
-  } catch (e: any) {
-    visible.value = true
-    phase.value = 'failed'
-    errorMessage.value = String(e?.message || e)
-  }
-})
 
-onUnmounted(() => {
-  window.electron.off('singbox-installer-status', onInstallerStatus)
+    if (!exists || currentPhase === 'missing' || currentPhase === 'resolving' || currentPhase === 'downloading' || currentPhase === 'extracting' || currentPhase === 'failed') {
+      visible.value = true
+    }
+  },
+  { immediate: true }
+)
+
+onMounted(() => {
+  void singboxInstallerStore.initialize().catch(() => {
+    // 共享 store 已保存失败状态，这里只避免未处理的异步警告
+  })
+  void refreshCoreVersions()
 })
 
 async function ensureCore() {
   if (ensuring.value) return
-  ensuring.value = true
   try {
-    await singboxApi.ensureCoreInstalled()
+    await singboxInstallerStore.installCore(settingsStore.singboxCoreVersion)
   } catch (e: any) {
-    if (phase.value !== 'failed') {
-      phase.value = 'failed'
-      errorMessage.value = String(e?.message || e)
-    }
     visible.value = true
-  } finally {
-    ensuring.value = false
   }
 }
 
@@ -240,12 +357,9 @@ async function checkAgain() {
   if (rechecking.value) return
   rechecking.value = true
   try {
-    const info = await singboxApi.getInstallInfo()
-    installDir.value = info.installDir
-    binaryPath.value = info.binaryPath
+    const info = await singboxInstallerStore.refreshInstallInfo({ syncPhase: true })
 
     if (info.exists) {
-      markCoreReady()
       const restarted = await appApi.restart()
       if (!restarted) {
         message.warning(t('singbox_installer.restart_hint'))
@@ -253,6 +367,7 @@ async function checkAgain() {
       return
     }
 
+    phase.value = 'missing'
     message.warning(t('singbox_installer.core_not_found'))
   } catch (e: any) {
     message.error(t('singbox_installer.recheck_failed', { error: String(e?.message || e) }))
@@ -266,16 +381,4 @@ function openDownloadUrl() {
     message.error(t('singbox_installer.open_url_failed', { error: String(e?.message || e) }))
   })
 }
-
-function retryDownload() {
-  phase.value = 'missing'
-  errorMessage.value = ''
-  void ensureCore()
-}
-
-function markCoreReady() {
-  coreReadyLock.value = true
-  visible.value = false
-  phase.value = 'ready'
-}
 </script>

src/locales/en-US.json

@@ -243,6 +243,33 @@
     "dns_secondary": "Secondary DNS",
     "dns_bootstrap": "Bootstrap DNS",
     "dns_bootstrap_hint": "Used to resolve remote DNS domains (e.g. dns.google). Prefer a directly reachable DNS IP such as 223.5.5.5.",
+    "core_management": "sing-box Core",
+    "core_version": "Core Version",
+    "core_version_desc": "Choose core versions by Stable, Beta, or Alpha channels, then lock and install the one you want.",
+    "core_version_latest": "Latest stable (auto)",
+    "core_version_latest_with_version": "Latest stable (auto, current {version})",
+    "core_version_group_stable": "Stable",
+    "core_version_group_beta": "Beta",
+    "core_version_group_alpha": "Alpha",
+    "core_current_version": "Installed Version",
+    "core_test_version": "Tested Core Version",
+    "core_test_version_unset": "Not set",
+    "core_target_version_label": "Download Target",
+    "core_target_version": "Current download target: {version}",
+    "core_install_dir": "Core Install Directory",
+    "core_download": "Download / Reinstall Core",
+    "core_refresh_versions": "Refresh Version List",
+    "core_refresh_status": "Refresh Install Status",
+    "core_open_dir": "Open Core Folder",
+    "core_installed": "Installed",
+    "core_missing": "Not Installed",
+    "core_installed_unknown": "Installed (version unknown, likely manually placed)",
+    "core_switch_requires_stop": "The core is currently running. Stop acceleration before switching core versions.",
+    "core_version_fetch_failed": "Failed to load core versions: {error}",
+    "core_status_load_failed": "Failed to load core install status: {error}",
+    "core_download_success": "Core downloaded successfully: {version}",
+    "core_download_failed": "Core download failed: {error}",
+    "core_open_dir_failed": "Failed to open core folder: {error}",
     "download_update": "Download Update Now",
     "tagline": "A game accelerator specially designed for enhancing gaming experience",
     "preferences": "Preferences",
@@ -381,16 +408,19 @@
     "open_download_url": "Open Download URL",
     "install_dir": "Core Installation Folder",
     "open_install_dir": "Open Core Folder",
+    "resource_info": "Download & Install Info",
     "download_progress": "Download Progress",
     "download_timeout": "Download timed out, please install manually",
     "download_failed": "Download failed, please install manually",
     "auto_download_failed": "Automatic download failed. Please download manually and place it in the installation folder.",
     "manual_install_guide": "Manual installation: Download and extract the archive, then place `sing-box.exe` (Windows) or `sing-box` (Linux/macOS) into the directory above.",
+    "download_selected": "Download Selected Version",
+    "refresh_versions": "Refresh Versions",
     "recheck": "I have placed the core, recheck",
     "retry_download": "Retry Download",
     "checking": "Checking local core...",
-    "missing": "Core not found, preparing to download...",
-    "resolving": "Resolving latest version download URL...",
+    "missing": "Core not found. Select a version before downloading.",
+    "resolving": "Resolving core download URL...",
     "downloading": "Downloading core...",
     "downloading_percent": "Downloading core: {percent}%",
     "extracting": "Download complete, installing core...",

src/locales/zh-CN.json

@@ -243,6 +243,33 @@
     "dns_secondary": "备用 DNS",
     "dns_bootstrap": "Bootstrap DNS",
     "dns_bootstrap_hint": "用于解析远端 DNS 域名（例如 dns.google）。推荐填写可直连的 DNS IP，如 223.5.5.5。",
+    "core_management": "sing-box 核心",
+    "core_version": "核心版本",
+    "core_version_desc": "支持按正式版、Beta、Alpha 分类选择核心版本，可锁定兼容版本并手动下载/重装。",
+    "core_version_latest": "最新稳定版（自动）",
+    "core_version_latest_with_version": "最新稳定版（自动，当前 {version}）",
+    "core_version_group_stable": "正式版",
+    "core_version_group_beta": "Beta 版本",
+    "core_version_group_alpha": "Alpha 版本",
+    "core_current_version": "当前已安装版本",
+    "core_test_version": "测试所用核心版本",
+    "core_test_version_unset": "未设置",
+    "core_target_version_label": "当前下载目标",
+    "core_target_version": "当前下载目标：{version}",
+    "core_install_dir": "核心安装目录",
+    "core_download": "下载/重装核心",
+    "core_refresh_versions": "刷新版本列表",
+    "core_refresh_status": "刷新安装状态",
+    "core_open_dir": "打开核心目录",
+    "core_installed": "已安装",
+    "core_missing": "未安装",
+    "core_installed_unknown": "已安装（版本未知，可能为手动放置）",
+    "core_switch_requires_stop": "检测到核心正在运行，请先停止当前加速后再切换核心版本。",
+    "core_version_fetch_failed": "获取核心版本列表失败：{error}",
+    "core_status_load_failed": "读取核心安装状态失败：{error}",
+    "core_download_success": "核心已下载完成：{version}",
+    "core_download_failed": "核心下载失败：{error}",
+    "core_open_dir_failed": "打开核心目录失败：{error}",
     "download_update": "立即下载更新",
     "tagline": "一款专为游戏体验打造的游戏加速器",
     "preferences": "偏好设置",
@@ -381,16 +408,19 @@
     "open_download_url": "打开下载地址",
     "install_dir": "核心安装文件夹",
     "open_install_dir": "打开核心文件夹",
+    "resource_info": "下载与安装信息",
     "download_progress": "下载进度",
     "download_timeout": "下载超时，请手动安装核心",
     "download_failed": "下载失败，请手动安装核心",
     "auto_download_failed": "自动下载失败，请手动下载后放到安装文件夹。",
     "manual_install_guide": "手动安装方式：下载压缩包并解压，把 `sing-box.exe`（Windows）或 `sing-box`（Linux/macOS）放到上述目录。",
+    "download_selected": "下载所选版本",
+    "refresh_versions": "刷新版本列表",
     "recheck": "我已放置核心，重新检测",
     "retry_download": "重试自动下载",
     "checking": "正在检测本地核心...",
-    "missing": "未检测到核心，准备下载...",
-    "resolving": "正在解析最新版本下载地址...",
+    "missing": "未检测到核心，请先选择版本后下载。",
+    "resolving": "正在解析核心下载地址...",
     "downloading": "正在下载核心...",
     "downloading_percent": "正在下载核心：{percent}%",
     "extracting": "下载完成，正在安装核心...",

src/main.ts

@@ -10,7 +10,9 @@ import { initLatencySessionStore } from './utils/latency-session'
 import { setupRuntimeLogging } from './utils/runtime-logger'
 import { useLocalProxyStore } from './stores/local-proxy'
 import { useNodeStore } from './stores/nodes'
+import { useSingboxInstallerStore } from './stores/singbox-installer'
 import { useSettingsStore } from './stores/settings'
+import { singboxApi } from './api'
 
 setupRuntimeLogging()
 
@@ -30,13 +32,38 @@ const isTrayWindow = window.location.hash.includes('/tray')
 if (!isTrayWindow) {
   const localProxyStore = useLocalProxyStore()
   const nodeStore = useNodeStore()
+  const singboxInstallerStore = useSingboxInstallerStore()
   const settingsStore = useSettingsStore()
   let pendingStartAfterStarting = false
 
+  const syncPreferredCoreVersion = async (version: string) => {
+    try {
+      const normalized = await singboxApi.setPreferredVersion(version)
+      if (normalized && normalized !== settingsStore.singboxCoreVersion) {
+        settingsStore.singboxCoreVersion = normalized
+      }
+    } catch (e) {
+      console.warn('同步 sing-box 核心版本偏好失败:', e)
+    }
+  }
+
+  void syncPreferredCoreVersion(settingsStore.singboxCoreVersion)
+  void singboxInstallerStore.initialize().catch((e) => {
+    console.warn('初始化 sing-box 安装状态失败:', e)
+  })
+
   void localProxyStore.startLocalProxy('startup').catch((e) => {
     console.error('启动时启动本地代理失败:', e)
   })
 
+  watch(
+    () => settingsStore.singboxCoreVersion,
+    (version, prev) => {
+      if (version === prev) return
+      void syncPreferredCoreVersion(version)
+    }
+  )
+
   watch(
     () => nodeStore.nodes.length,
     (len) => {

src/stores/settings.ts

@@ -70,6 +70,7 @@ export const useSettingsStore = defineStore('settings', () => {
         '<local>\nlocalhost\n127.0.0.1\n::1\n192.168.*\n10.*\n*.local'
     ) // 系统代理绕过列表
     const tunInterfaceName = useLocalStorage('settings-tun-interface-name', 'LagZero') // TUN接口名称 默认LagZero
+    const singboxCoreVersion = useLocalStorage('settings-singbox-core-version', 'latest') // sing-box 首选核心版本
     if (tunInterfaceName.value === 'singbox-tun') {
         tunInterfaceName.value = 'LagZero'
     }
@@ -108,6 +109,7 @@ export const useSettingsStore = defineStore('settings', () => {
         systemProxyPort,
         systemProxyBypass,
         tunInterfaceName,
+        singboxCoreVersion,
         sessionNetworkTuning,
         resetSessionNetworkTuning,
         applySessionNetworkProfilePreset

src/stores/singbox-installer.ts

@@ -0,0 +1,287 @@
+import { computed, ref, watch } from 'vue'
+import { defineStore } from 'pinia'
+import { singboxApi } from '@/api'
+import { useSettingsStore } from './settings'
+
+export type SingboxInstallerPhase =
+  | 'idle'
+  | 'checking'
+  | 'ready'
+  | 'missing'
+  | 'resolving'
+  | 'downloading'
+  | 'extracting'
+  | 'completed'
+  | 'failed'
+
+export interface SingboxInstallerStatusEvent {
+  phase: Exclude<SingboxInstallerPhase, 'idle'>
+  installDir: string
+  binaryPath: string
+  version?: string
+  downloadUrl?: string
+  progress?: number
+  error?: string
+  isTimeout?: boolean
+}
+
+export interface SingboxCoreReleaseOption {
+  version: string
+  tagName: string
+  publishedAt?: string
+  channel: 'stable' | 'beta' | 'alpha'
+}
+
+export interface SingboxInstallInfo {
+  exists: boolean
+  installDir: string
+  binaryPath: string
+  installedVersion?: string
+  preferredVersion: string
+  isRunning: boolean
+}
+
+const ACTIVE_INSTALL_PHASES = new Set<SingboxInstallerPhase>([
+  'checking',
+  'resolving',
+  'downloading',
+  'extracting'
+])
+
+function createDefaultInstallInfo(preferredVersion = 'latest'): SingboxInstallInfo {
+  return {
+    exists: false,
+    installDir: '',
+    binaryPath: '',
+    installedVersion: undefined,
+    preferredVersion,
+    isRunning: false
+  }
+}
+
+function normalizeProgress(progress?: number) {
+  return typeof progress === 'number'
+    ? Math.max(0, Math.min(100, Math.floor(progress)))
+    : undefined
+}
+
+export const useSingboxInstallerStore = defineStore('singbox-installer', () => {
+  const settingsStore = useSettingsStore()
+
+  const initialized = ref(false)
+  const availableCoreVersions = ref<SingboxCoreReleaseOption[]>([])
+  const loadingCoreVersions = ref(false)
+  const versionLoadError = ref('')
+  const refreshingInstallInfo = ref(false)
+  const installInfo = ref<SingboxInstallInfo>(createDefaultInstallInfo(settingsStore.singboxCoreVersion))
+  const phase = ref<SingboxInstallerPhase>('idle')
+  const progress = ref<number | undefined>(undefined)
+  const resolvedVersion = ref('')
+  const downloadUrl = ref('')
+  const errorMessage = ref('')
+  const failedByTimeout = ref(false)
+  const installCallCount = ref(0)
+
+  let initializePromise: Promise<void> | null = null
+  let refreshCoreVersionsPromise: Promise<SingboxCoreReleaseOption[]> | null = null
+  let refreshInstallInfoPromise: Promise<SingboxInstallInfo> | null = null
+  let installCorePromise: Promise<void> | null = null
+  let statusListenerBound = false
+
+  const isInstalling = computed(() => (
+    installCallCount.value > 0 || ACTIVE_INSTALL_PHASES.has(phase.value)
+  ))
+  const hasInstallProgress = computed(() => (
+    phase.value !== 'idle' && phase.value !== 'ready' && phase.value !== 'completed'
+  ))
+
+  watch(
+    () => settingsStore.singboxCoreVersion,
+    (version, prev) => {
+      if (version === prev) return
+
+      installInfo.value = {
+        ...installInfo.value,
+        preferredVersion: version
+      }
+
+      if (isInstalling.value) return
+
+      downloadUrl.value = ''
+      progress.value = undefined
+      resolvedVersion.value = ''
+      errorMessage.value = ''
+      failedByTimeout.value = false
+      phase.value = installInfo.value.exists ? 'ready' : 'missing'
+    }
+  )
+
+  function applyInstallInfo(next: SingboxInstallInfo) {
+    installInfo.value = next
+  }
+
+  function syncPhaseFromInstallInfo() {
+    if (isInstalling.value) return
+    phase.value = installInfo.value.exists ? 'ready' : 'missing'
+  }
+
+  function applyInstallerStatus(payload: SingboxInstallerStatusEvent) {
+    phase.value = payload.phase
+    resolvedVersion.value = String(payload.version || '').trim()
+    downloadUrl.value = payload.downloadUrl || downloadUrl.value
+    errorMessage.value = String(payload.error || '')
+    failedByTimeout.value = Boolean(payload.isTimeout)
+    progress.value = normalizeProgress(payload.progress)
+
+    installInfo.value = {
+      ...installInfo.value,
+      installDir: payload.installDir || installInfo.value.installDir,
+      binaryPath: payload.binaryPath || installInfo.value.binaryPath
+    }
+
+    if (payload.phase === 'ready' || payload.phase === 'completed') {
+      installInfo.value = {
+        ...installInfo.value,
+        exists: true,
+        installedVersion: resolvedVersion.value || installInfo.value.installedVersion
+      }
+      void refreshInstallInfo()
+      return
+    }
+
+    if (payload.phase === 'missing') {
+      installInfo.value = {
+        ...installInfo.value,
+        exists: false,
+        installedVersion: undefined
+      }
+    }
+  }
+
+  function bindStatusListener() {
+    if (statusListenerBound || typeof window === 'undefined' || typeof window.electron?.on !== 'function') {
+      return
+    }
+
+    window.electron.on('singbox-installer-status', applyInstallerStatus)
+    statusListenerBound = true
+  }
+
+  async function initialize() {
+    if (initialized.value) return
+    if (initializePromise) return initializePromise
+
+    bindStatusListener()
+    initializePromise = (async () => {
+      try {
+        await refreshInstallInfo({ syncPhase: true })
+      } catch (e: any) {
+        phase.value = 'failed'
+        errorMessage.value = String(e?.message || e)
+        throw e
+      } finally {
+        initialized.value = true
+        initializePromise = null
+      }
+    })()
+
+    return initializePromise
+  }
+
+  async function refreshCoreVersions(forceRefresh = false) {
+    if (refreshCoreVersionsPromise) return refreshCoreVersionsPromise
+
+    loadingCoreVersions.value = true
+    versionLoadError.value = ''
+    refreshCoreVersionsPromise = (async () => {
+      try {
+        const versions = await singboxApi.listCoreVersions(forceRefresh)
+        availableCoreVersions.value = versions
+        return versions
+      } catch (e: any) {
+        versionLoadError.value = String(e?.message || e || '')
+        throw e
+      } finally {
+        loadingCoreVersions.value = false
+        refreshCoreVersionsPromise = null
+      }
+    })()
+
+    return refreshCoreVersionsPromise
+  }
+
+  async function refreshInstallInfo(options: { syncPhase?: boolean } = {}) {
+    if (refreshInstallInfoPromise) {
+      const info = await refreshInstallInfoPromise
+      if (options.syncPhase) syncPhaseFromInstallInfo()
+      return info
+    }
+
+    refreshingInstallInfo.value = true
+    refreshInstallInfoPromise = (async () => {
+      try {
+        const info = await singboxApi.getInstallInfo()
+        applyInstallInfo(info)
+        if (options.syncPhase) syncPhaseFromInstallInfo()
+        return info
+      } finally {
+        refreshingInstallInfo.value = false
+        refreshInstallInfoPromise = null
+      }
+    })()
+
+    return refreshInstallInfoPromise
+  }
+
+  async function installCore(preferredVersion?: string) {
+    bindStatusListener()
+    if (installCorePromise) return installCorePromise
+
+    installCallCount.value += 1
+    downloadUrl.value = ''
+    progress.value = undefined
+    resolvedVersion.value = ''
+    errorMessage.value = ''
+    failedByTimeout.value = false
+    phase.value = 'checking'
+
+    installCorePromise = (async () => {
+      try {
+        await singboxApi.installCore(preferredVersion)
+        await refreshInstallInfo()
+      } catch (e: any) {
+        if (phase.value !== 'failed') {
+          phase.value = 'failed'
+          errorMessage.value = String(e?.message || e)
+        }
+        throw e
+      } finally {
+        installCallCount.value = Math.max(0, installCallCount.value - 1)
+        installCorePromise = null
+      }
+    })()
+
+    return installCorePromise
+  }
+
+  return {
+    initialized,
+    availableCoreVersions,
+    loadingCoreVersions,
+    versionLoadError,
+    refreshingInstallInfo,
+    installInfo,
+    phase,
+    progress,
+    resolvedVersion,
+    downloadUrl,
+    errorMessage,
+    failedByTimeout,
+    isInstalling,
+    hasInstallProgress,
+    initialize,
+    refreshCoreVersions,
+    refreshInstallInfo,
+    installCore
+  }
+})

src/types/electron.d.ts

@@ -24,11 +24,23 @@ export interface SingboxAPI {
   start: (config: string) => Promise<void>
   stop: () => Promise<void>
   restart: (config: string) => Promise<void>
-  ensureCoreInstalled: () => Promise<void>
+  ensureCoreInstalled: (preferredVersion?: string) => Promise<void>
+  installCore: (preferredVersion?: string) => Promise<void>
+  listCoreVersions: (forceRefresh?: boolean) => Promise<Array<{
+    version: string
+    tagName: string
+    publishedAt?: string
+    channel: 'stable' | 'beta' | 'alpha'
+  }>>
+  getPreferredVersion: () => Promise<string>
+  setPreferredVersion: (preferredVersion?: string) => Promise<string>
   getInstallInfo: () => Promise<{
     exists: boolean
     installDir: string
     binaryPath: string
+    installedVersion?: string
+    preferredVersion: string
+    isRunning: boolean
   }>
 }
 

src/utils/singbox-config.ts

@@ -152,22 +152,13 @@ export function generateSingboxConfig(game: Game, node: NodeConfig, dnsOptions?:
       {
         type: 'direct',
         tag: 'direct'
-      },
-      // 阻断出口
-      {
-        type: 'block',
-        tag: 'block'
-      },
-      // DNS 出口（用于劫持 DNS 流量）
-      {
-        type: 'dns',
-        tag: 'dns-out'
       }
     ],
     route: {
       rules: [
-        // 所有的 DNS 流量都转发给 DNS 模块处理
-        { protocol: 'dns', outbound: 'dns-out' }
+        // sing-box 1.13+ 已移除 inbound.sniff 和 dns/block 特殊出站，这里改用规则动作。
+        { action: 'sniff' },
+        { protocol: 'dns', action: 'hijack-dns' }
       ],
       auto_detect_interface: true,
       // 最终兜底规则：
@@ -202,7 +193,6 @@ export function generateSingboxConfig(game: Game, node: NodeConfig, dnsOptions?:
       // 说明：NAT1 取决于公网直连能力，客户端侧只能做“更开放映射”的优化，无法绝对保证。
       endpoint_independent_nat: true,
       stack: sessionTuning.tunStack,
-      sniff: true // 开启流量嗅探，用于域名解析
     })
   }
 
@@ -218,7 +208,6 @@ export function generateSingboxConfig(game: Game, node: NodeConfig, dnsOptions?:
       tag: 'http-in',
       listen: '127.0.0.1',
       listen_port: httpPort,
-      sniff: true,
       set_system_proxy: false
     })
 
@@ -227,8 +216,7 @@ export function generateSingboxConfig(game: Game, node: NodeConfig, dnsOptions?:
       type: 'socks',
       tag: 'socks-in',
       listen: '127.0.0.1',
-      listen_port: socksPort,
-      sniff: true
+      listen_port: socksPort
     })
 
     // 配置本地代理的流量出口
@@ -262,7 +250,6 @@ export function generateSingboxConfig(game: Game, node: NodeConfig, dnsOptions?:
       tag: 'system-http-in',
       listen: '127.0.0.1',
       listen_port: httpPort,
-      sniff: true,
       set_system_proxy: false // 注意：这里仅开启端口，系统代理的设置由外部程序控制
     })