Use uv to manage requirements

gitlab-ci/lint.yml

@@ -3,12 +3,12 @@ python-linting:
   image: python:3.11
   before_script:
     - pip install uv
-    - uv pip install --system --requirement requirements/ci.txt
+    - uv sync --extra testing --extra ci
   script:
-    - isort --check-only src/
-    - black --line-length 88 --check src/
+    - ./.venv/bin/isort --check-only src/
+    - ./.venv/bin/black --line-length 88 --check src/
     - |
-      autoflake --check \
+      ./.venv/bin/autoflake --check \
       --recursive \
       --remove-all-unused-imports \
       --ignore-init-module-imports \