Add linting

Author: nicolelim02

.github/workflows/lint.yml

@@ -0,0 +1,13 @@
+name: Lint
+
+on: [push, pull_request]
+
+jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Lint question service
+        run: cd backend/question-service && npm install && npm run lint

backend/question-service/README.md

@@ -0,0 +1 @@
+# Question Service