feat: auto-install the bundled kernel version and add an X button to dismiss the launch popup

src-tauri/src/main.rs

@@ -5627,6 +5627,33 @@ fn install_bundled_core(
     result
 }
 
+fn core_needs_bundled_bootstrap(install_dir: &Path) -> bool {
+    find_core_binary(install_dir).is_none()
+}
+
+fn auto_install_bundled_core_if_missing(app: &tauri::AppHandle) -> Result<bool, String> {
+    let install_dir = core_install_dir()?;
+    if !core_needs_bundled_bootstrap(&install_dir) {
+        return Ok(false);
+    }
+
+    let (info, archive_path) = bundled_core_archive()?
+        .ok_or_else(|| "未检测到 CPA 内核，且当前发行包没有匹配的离线内核".to_string())?;
+    let window = app
+        .get_webview_window("main")
+        .map(|webview| webview.as_ref().window())
+        .ok_or_else(|| "无法获取主窗口，不能自动安装离线内核".to_string())?;
+    let state = app.state::<CoreDownloadState>();
+    state.start(CancellationToken::new(), Some(info.version.clone()))?;
+    let result = install_bundled_core_inner(&window, state.inner(), &info, &archive_path);
+    if result.is_err() {
+        let _ = cleanup_core_work_dirs();
+    }
+    state.finish(&window, result.clone());
+    result?;
+    Ok(true)
+}
+
 #[tauri::command]
 fn cancel_core_install(state: tauri::State<'_, CoreDownloadState>) {
     state.cancel();
@@ -10545,6 +10572,12 @@ fn main() {
                     return;
                 };
 
+                match auto_install_bundled_core_if_missing(&core_app) {
+                    Ok(true) => eprintln!("未检测到 CPA 内核，已自动安装内置离线版本"),
+                    Ok(false) => {}
+                    Err(error) => eprintln!("自动安装 CPA 离线内核失败: {error}"),
+                }
+
                 if config.run_on_startup {
                     if let Err(error) = start_core_process_inner(process_state.inner(), &config) {
                         eprintln!("自动启动 CPA 内核失败: {error}");
@@ -12612,6 +12645,21 @@ mod tests {
         fs::remove_dir_all(root).unwrap();
     }
 
+    #[test]
+    fn bundled_core_bootstrap_runs_only_when_no_core_binary_exists() {
+        let root = agent_test_home("bundled-bootstrap-detection");
+        let install_dir = root.join("cpa-core");
+
+        assert!(core_needs_bundled_bootstrap(&install_dir));
+
+        let existing_version = install_dir.join("existing-version");
+        fs::create_dir_all(&existing_version).unwrap();
+        fs::write(existing_version.join(core_binary_name()), b"existing core").unwrap();
+
+        assert!(!core_needs_bundled_bootstrap(&install_dir));
+        fs::remove_dir_all(root).unwrap();
+    }
+
     #[test]
     fn bundled_core_locations_include_macos_app_resources() {
         let contents_dir = agent_test_home("bundled-macos-resources")

src/App.tsx

@@ -18,6 +18,7 @@ import {
   PackageOpen,
   ServerCog,
   Settings,
+  X,
 } from 'lucide-react';
 import appLogo from './assets/logo.jpg';
 import { CoreRuntimeProvider, useCoreRuntime } from './coreRuntime';
@@ -387,6 +388,16 @@ function AppContent() {
               }
             }}
           >
+            <button
+              type="button"
+              className="close-dialog-dismiss"
+              aria-label={t('common.cancel')}
+              title={t('common.cancel')}
+              disabled={windowsClosePrompt.resolvingAction !== null}
+              onClick={() => setWindowsClosePrompt(null)}
+            >
+              <X size={17} aria-hidden="true" />
+            </button>
             <div className="close-dialog-heading">
               <span>{t('app.close.eyebrow')}</span>
               <h2 id="close-dialog-title">{t('app.close.title')}</h2>

src/styles.css

@@ -1542,6 +1542,7 @@ input:focus-visible {
 }
 
 .close-dialog {
+  position: relative;
   display: grid;
   gap: 18px;
   width: min(430px, 100%);
@@ -1556,6 +1557,38 @@ input:focus-visible {
 .close-dialog-heading {
   display: grid;
   gap: 5px;
+  padding-right: 34px;
+}
+
+.close-dialog-dismiss {
+  position: absolute;
+  top: 12px;
+  right: 12px;
+  display: grid;
+  width: 32px;
+  height: 32px;
+  padding: 0;
+  place-items: center;
+  border: 1px solid transparent;
+  border-radius: 7px;
+  background: transparent;
+  color: #7a746c;
+}
+
+.close-dialog-dismiss:hover:not(:disabled) {
+  border-color: #d5d2cb;
+  background: #f0ede6;
+  color: #2d2a26;
+}
+
+.close-dialog-dismiss:focus-visible {
+  outline: 3px solid rgba(66, 99, 127, 0.3);
+  outline-offset: 2px;
+}
+
+.close-dialog-dismiss:disabled {
+  cursor: not-allowed;
+  opacity: 0.45;
 }
 
 .close-dialog-heading span {