diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cab819c..9be6f71 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [18.x, 20.x, 22.x]   # 你的项目要求 >=18，只测这三个就够
+        node-version: [18.x, 20.x, 22.x]
 
     steps:
       - name: Checkout code
@@ -22,19 +22,15 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
-          cache: 'npm'                    # 加速依赖下载
+          cache: 'npm'
 
       - name: Install dependencies
         run: npm ci
 
       - name: Run tests
         run: npm test
-        continue-on-error: true     # 先让 CI 不因为测试失败而整体失败
+        continue-on-error: ${{ matrix.node-version == '18.x' }}   # 只在 18.x 允许失败
 
-      - name: Show test output   # 可选，强制显示详细日志
+      - name: Show detailed test output
         if: always()
-        run: npm test -- --reporter=verbose
-
-      # 如果你以后加了 ESLint / Prettier，可以在这里加
-      # - name: Lint
-      #   run: npm run lint
\ No newline at end of file
+        run: npm test -- --reporter=verbose
\ No newline at end of file
diff --git a/test/fetcher.test.js b/test/fetcher.test.js
index cbffc8d..f68461d 100644
--- a/test/fetcher.test.js
+++ b/test/fetcher.test.js
@@ -1,3 +1,30 @@
+import { beforeAll } from 'vitest';
+
+// 为 Node 18 提供缺失的 Web API（File, FormData 等）
+beforeAll(() => {
+    if (typeof File === 'undefined') {
+        global.File = class File {
+            constructor(bits, name, options = {}) {
+                this.bits = bits;
+                this.name = name;
+                this.type = options.type || '';
+                this.size = bits.length || 0;
+            }
+        };
+    }
+
+    if (typeof FormData === 'undefined') {
+        global.FormData = class FormData {
+            constructor() {
+                this.data = new Map();
+            }
+            append(key, value) {
+                this.data.set(key, value);
+            }
+        };
+    }
+});
+
 import { describe, it, expect, vi, beforeEach } from 'vitest';
 
 // mock execSync，避免真实的 curl 网络请求
diff --git a/vitest.config.js b/vitest.config.js
new file mode 100644
index 0000000..da364f8
--- /dev/null
+++ b/vitest.config.js
@@ -0,0 +1,12 @@
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+    test: {
+        environment: 'node',
+        include: ['test/**/*.test.js'],
+        pool: 'forks',                    // 对 Node 18 更友好
+        deps: {
+            inline: ['axios', 'chalk', 'ora'],
+        },
+    },
+});
\ No newline at end of file