chore(#1): add workflow build for backend

closes #1

.github/workflows/ci.yaml

@@ -98,4 +98,29 @@ jobs:
 
       - name: Run build
         run: pnpm build
-        working-directory: ./dashboard
+        working-directory: ./dashboard
+
+  build-django:
+    if: github.event.pull_request.draft != true
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    steps:
+     - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.10
+      - name: Install Poetry
+        run: |
+          curl -sSL https://raw.githubusercontent.com/python-poetry/poetry/master/get-poetry.py | python -
+          source $HOME/.poetry/env
+          poetry --version
+
+      - name: Install dependencies
+        run: poetry install
+        working-directory: ./backend
+      - name: Run migrations (if applicable)
+        run: poetry run python manage.py migrate --no-input
+        working-directory: ./backend