addition of backend test script and working dir fix for linter

.github/workflows/backend-tests.yml

@@ -0,0 +1,30 @@
+name: Run ESLint on Push and Pull Requests
+on:
+  push:
+    branches:
+      - main
+      - develop
+  pull_request:
+    branches:
+      - main
+      - develop
+
+jobs:
+  build:
+    name: Run ESLint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: 18.17.0
+      - name: Install dependencies for the backend
+        run: npm install
+        working-directory: src/server/workspace
+      - name: Run Backend Tests
+        run: npm run test
+        working-directory: src/server/workspace
+      - name: Upload coverage reports to Codecov
+        uses: codecov/[email protected]
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}

.github/workflows/linter.yml

@@ -32,4 +32,4 @@ jobs:
         working-directory: src/client
       - name: Run Backend Linters
         run: npm run lint
-        working-directory: src/client
+        working-directory: src/server/workspace

README.md

@@ -6,7 +6,7 @@
 
 [![Issue Tracking](https://img.shields.io/badge/Issue_Tracking-GitHub_Issues-yellow)](https://github.com/COS301-SE-2024/ClassConnect/issues)
 
-[![Code Coverage](https://img.shields.io/badge/Code_Coverage-Coveralls-blue)](link_to_coveralls)
+[![codecov](https://codecov.io/github/COS301-SE-2024/ClassConnect/graph/badge.svg?token=W2cOxCJT1g)](https://codecov.io/github/COS301-SE-2024/ClassConnect)
 
 [![Monitoring](https://img.shields.io/badge/Monitoring-NodePing%2C%20PingPong%2C%20Security_Headers%2C%20Uptime_Robot-lightgrey)](link_to_monitoring)