refactor: reorganize project structure and update module imports (#2112)

* refactor: reorganize project structure and update module imports
* configure setuptools to use 'src' layout and adjust package discovery
* refactor: move tests to `tests` directory and update imports accordingly
* update lint and mypy configurations to align with `src` and `tests` structure
* update test imports to use corrected `tests.helpers` module path
* fix(pre_commit): 🎨 auto format pre-commit hooks

.github/workflows/ci-tests.yml

@@ -48,7 +48,7 @@ jobs:
         run: uv run python -c "import supervision; from supervision import assets; from supervision import metrics; print(supervision.__version__)"
 
       - name: 🧪 Run the Test
-        run: uv run pytest --cov=supervision --cov-report=xml --ignore=examples
+        run: uv run pytest src/ tests/ --cov=supervision --cov-report=xml
 
       - name: Generate Coverage Report
         run: |