Add test script and update build.yaml

.gitea/workflows/build.yaml

@@ -14,3 +14,5 @@ jobs:
         run: npm install
       - name: Build
         run: npm run build
+      - name: Run tests
+        run: npm test

package.json

@@ -4,7 +4,8 @@
   "description": "# Test 4 # Test 4",
   "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "build": "node index.js"
   },
   "repository": {
     "type": "git",