feat: 优化 CI 工作流，简化依赖安装和类型检查步骤

.gitea/workflows/ci.yml

@@ -28,15 +28,18 @@ jobs:
           fetch-depth: 1
 
       - name: Install dependencies
-        run: >-
-          npm ci
-          --workspace @gongxue/server
-          --omit=optional
-          --ignore-scripts
-          --no-audit
-          --no-fund
-        timeout-minutes: 5
+        run: npm ci
 
-      - name: Check server
-        run: npm run typecheck -w @gongxue/server
-        timeout-minutes: 5
+      - name: Lint
+        run: |
+          npm run lint -w @gongxue/admin
+          npm run lint -w @gongxue/server -- --no-fix
+
+      - name: Type check
+        run: npm run typecheck
+
+      - name: Build frontend
+        run: npm run build -w @gongxue/admin
+
+      - name: Run backend tests
+        run: npm run test -w @gongxue/server -- --runInBand --forceExit