Add GitHub Actions CI workflow

.github/workflows/backend-ci.yml

@@ -0,0 +1,60 @@
+name: Backend CI Pipeline
+
+# Trigger workflow on push or pull request to develop and main branches
+on:
+  push:
+    branches:
+      - develop
+      - main
+  pull_request:
+    branches:
+      - develop
+      - main
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.11'  # Adjust Python version if needed
+
+      - name: Install dependencies
+        run: |
+          python -m venv venv
+          source venv/bin/activate
+          pip install -r requirements.txt
+
+      - name: Run pylint on Python code
+        run: |
+          source venv/bin/activate
+          pylint backend/main.py backend/db.py backend/init_db.py  # Add more files as needed
+
+  test:
+    runs-on: ubuntu-latest
+    needs: lint  # Ensure this job runs after linting
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.11'
+
+      - name: Install dependencies
+        run: |
+          python -m venv venv
+          source venv/bin/activate
+          pip install -r requirements.txt
+
+      - name: Run tests with pytest
+        run: |
+          source venv/bin/activate
+          pytest backend/tests --maxfail=1 --disable-warnings -q