Update Python CI workflow to use uvx command

Author: affe4ever

.github/workflows/python-app.yml

@@ -26,7 +26,6 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install uv
-        uv add flake8 pytest
         uv sync
   
 # python -m pip install --upgrade pip
@@ -35,10 +34,10 @@ jobs:
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names
-        uv run flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+        uvx flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
         # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-        uv run flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+        uvx flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
     - name: Test with pytest
       run: |
-        uv run pytest
+        uvx pytest