Use uv instead of poetry

.github/workflows/python-app.yml

@@ -28,19 +28,17 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - name: Install poetry
-      run: pipx install poetry
-    - uses: actions/setup-python@v5
+    - name: Install uv
+      uses: astral-sh/setup-uv@v5
       with:
-        python-version: '3.12'
-        cache: 'poetry'
-    - run: poetry install
+        version: 'latest'
+    - run: uv sync
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names
-        poetry run flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+        uv run flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
         # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-        poetry run flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+        uv run flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
     - name: Set up PostgreSQL
       run: |
         pg_isready -U postgres -d dspacestatistics
@@ -52,7 +50,7 @@ jobs:
         PGPASSWORD: postgres
     - name: Test with pytest
       run: |
-        poetry run pytest
+        uv run pytest
       env:
         PGHOST: localhost
         PGPASSWORD: dspacestatistics