fix(desktop): isolate better-sqlite3 electron binding

.github/workflows/test.yml

@@ -58,10 +58,10 @@ jobs:
       - name: Install dependencies
         run: pnpm install --frozen-lockfile
 
+      # 共享 node_modules 的 better-sqlite3 由 pnpm install 保持 Node ABI
+      # （desktop 不再有 electron-rebuild postinstall），这里只需准备 CLI 专属副本。
       - name: Prepare better-sqlite3 for Node tests
-        run: |
-          pnpm --filter chatlab-cli run rebuild-sqlite
-          pnpm --filter chatlab-cli run ensure-native
+        run: pnpm --filter chatlab-cli run ensure-native
 
       - name: Build MCP package for workspace imports
         run: pnpm --filter chatlab-mcp build