ci(backend): add gitea actions pipeline

.gitea/workflows/backend.yml

@@ -0,0 +1,82 @@
+name: Backend CI/CD
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    runs-on: qlockify-python
+    steps:
+      - name: Install system dependencies
+        run: |
+          apt-get update
+          apt-get install -y --no-install-recommends git
+
+      - name: Checkout repository
+        env:
+          REPO_URL: ${{ gitea.server_url }}/${{ gitea.repository }}.git
+          REPO_SHA: ${{ gitea.sha }}
+          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
+          WORKSPACE: ${{ gitea.workspace }}
+        run: |
+          mkdir -p "$WORKSPACE"
+          cd "$WORKSPACE"
+          git init
+          git remote add origin "$REPO_URL"
+          git -c http.extraHeader="Authorization: Bearer $GITEA_TOKEN" fetch --depth 1 origin "$REPO_SHA"
+          git checkout --detach FETCH_HEAD
+
+      - name: Install Python dependencies
+        working-directory: ${{ gitea.workspace }}
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install -r requirements/base.txt -r requirements/dev.txt
+
+      - name: Lint backend
+        working-directory: ${{ gitea.workspace }}
+        run: python -m ruff check .
+
+      - name: Run backend tests
+        working-directory: ${{ gitea.workspace }}
+        run: python manage.py test --settings=config.settings.test
+
+  deploy:
+    if: github.event_name == 'push' && github.ref_name == 'main'
+    needs:
+      - test
+    runs-on: qlockify-deploy
+    steps:
+      - name: Install SSH client
+        run: |
+          apt-get update
+          apt-get install -y --no-install-recommends bash openssh-client
+
+      - name: Configure SSH
+        env:
+          SSH_PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY }}
+          SSH_KNOWN_HOSTS: ${{ secrets.SSH_KNOWN_HOSTS }}
+        run: |
+          install -m 700 -d ~/.ssh
+          printf '%s\n' "$SSH_PRIVATE_KEY" > ~/.ssh/id_ed25519
+          chmod 600 ~/.ssh/id_ed25519
+          printf '%s\n' "$SSH_KNOWN_HOSTS" > ~/.ssh/known_hosts
+          chmod 644 ~/.ssh/known_hosts
+
+      - name: Deploy backend services
+        env:
+          DEPLOY_HOST: ${{ vars.DEPLOY_HOST }}
+          DEPLOY_PORT: ${{ vars.DEPLOY_PORT }}
+          DEPLOY_USER: ${{ vars.DEPLOY_USER }}
+          DEPLOY_PATH: ${{ vars.DEPLOY_PATH }}
+          DEPLOY_BRANCH: ${{ vars.DEPLOY_BRANCH }}
+          BACKEND_BRANCH: ${{ vars.BACKEND_BRANCH }}
+          FRONTEND_BRANCH: ${{ vars.FRONTEND_BRANCH }}
+        run: |
+          ssh -p "${DEPLOY_PORT:-22}" "${DEPLOY_USER}@${DEPLOY_HOST}" \
+            "DEPLOY_ROOT='${DEPLOY_PATH}' DEPLOY_BRANCH='${DEPLOY_BRANCH}' BACKEND_BRANCH='${BACKEND_BRANCH}' FRONTEND_BRANCH='${FRONTEND_BRANCH}' bash '${DEPLOY_PATH}/scripts/deploy.sh' backend"