Add configuration and scripts for linting, testing, and dependency management

- Introduced .pre-commit-config.yaml for pre-commit hooks using uv-pre-commit.
- Created lint.sh script to run Ruff and Black for linting and formatting.
- Added test.sh script to execute tests with coverage reporting.
- Configured .uv file for uv settings including lockfile management and dependency resolution.
- Updated Makefile with targets for virtual environment setup, dependency installation, linting, testing, formatting, and database migrations.
- Established requirements.txt with main and development dependencies for the project.

.gitignore

@@ -407,3 +407,12 @@ pyrightconfig.json
 *Zone.Identifier
 examples/
 **/migrations/[0-9]**.py
+
+# UV specific
+.uv/
+.uv-configs/
+
+# Pyright and IDE specific
+.vscode/
+.idea/
+.pyright/