update ci to follow poetry

.github/workflows/ci.yml

@@ -14,29 +14,31 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      - name: Set up Python 3.11
+      - name: Set up Python 3.12
         uses: actions/setup-python@v2
         with:
-          python-version: "3.11"
+          python-version: "3.12"
 
-      - name: Install backend dependencies
+      - name: Install Poetry
         run: |
-          python -m pip install --upgrade pip
-          pip install -r ./service/backend/requirements.txt
-          pip install pytest-cov httpx
+          curl -sSL https://install.python-poetry.org | python3 -
+
+      - name: Configure Poetry
+        run: |
+          echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      - name: Install dependencies with Poetry
+        run: |
+          poetry config virtualenvs.create false
+          poetry install
 
       - name: Run backend tests with coverage
         run: |
-          pytest --cov=./service/backend --cov-report=xml ./service/backend/tests
+          poetry run pytest --cov=./service/backend --cov-report=xml ./service/backend/tests
 
       - name: Upload backend coverage to Codecov
         uses: codecov/codecov-action@v2
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: coverage.xml
           fail_ci_if_error: true
-
-  test-wand-zero:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2