🧪 ci: Add .env.test for backend-review.yml (#2501)

* 🧪 ci: Add `.env.test` for `backend-review.yml`

* chore: touch example file

.github/workflows/backend-review.yml

@@ -51,6 +51,9 @@ jobs:
             exit 1
           fi
 
+      - name: Prepare .env.test file
+        run: cp api/test/.env.test.example api/test/.env.test
+
       - name: Run unit tests
         run: cd api && npm run test:ci
 
@@ -60,4 +63,4 @@ jobs:
       - name: Run linters
         uses: wearerequired/lint-action@v2
         with:
-          eslint: true
+          eslint: true

api/test/.env.test.example

@@ -1,4 +1,4 @@
-# Test database. You can use your actual MONGO_URI if you don't mind it potentially including test data.
+# Test DB URI. You can use your actual MONGO_URI if you don't mind it potentially including test data.
 MONGO_URI=mongodb://127.0.0.1:27017/chatgpt-jest
 
 # Credential encryption/decryption for testing