add automated pytest running on Github

.github/workflows/backend_ci.yml

@@ -0,0 +1,68 @@
+name: Backend CI
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+# When this action will be executed
+on:
+  # Automatically trigger it when detected changes in repo
+  push:
+    branches:
+      - main
+    paths:
+      - "api/**"
+      - ".github/workflows/backend_ci.yml"
+  pull_request:
+    branches:
+      - main
+    paths:
+      - "api/**"
+      - ".github/workflows/backend_ci.yml"
+
+  # Allow manual trigger
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  issues: read
+  checks: write
+  pull-requests: write
+
+jobs:
+  pytest:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Switch directory
+        run: cd api
+
+      - name: Install Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.11
+
+      - name: Install poetry
+        uses: abatilo/actions-poetry@v2
+
+      - name: Setup a local virtual environment (if no poetry.toml file)
+        run: |
+          poetry config virtualenvs.create true --local
+          poetry config virtualenvs.in-project true --local
+
+      - name: Define a cache for the virtual environment based on the dependencies lock file
+        uses: actions/cache@v3
+        with:
+          path: ./.venv
+          key: venv-${{ hashFiles('poetry.lock') }}
+
+      - name: Install the project dependencies
+        run: poetry install --with=dev
+
+      - name: Run the automated tests (for example)
+        run: poetry run pytest tests/ --junit-xml=test-results.xml
+
+      - name: Publish Test Results
+        uses: EnricoMi/publish-unit-test-result-action@v2
+        if: always()
+        with:
+          files: |
+            test-results.xml