Release v0.1.2

Improve test infrastructure and logging setup

• Enhance api-test.sh script with better help documentation and parallel test execution
• Consolidate logging setup into dedicated modules for both tests and examples
• Remove unused token store and service dependencies from test fixtures
• Update fastapi-testing dependency to v0.1.1 with httpx version constraints
• Fix database connection handling in test infrastructure
• Add better logging configuration with customizable format and levels
• Clean up test configuration and temporary file handling

The changes improve the maintainability and reliability of the test suite while providing better debugging capabilities through enhanced logging. The api-test.sh script now offers better documentation and more robust parallel test execution.