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.

.scripts/test.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+# Run tests with coverage
+
+echo "Running tests with coverage..."
+uv run -m coverage run -m pytest
+uv run -m coverage report -m