Changes

This PR implements the Value class for managing configuration values in the Helm Values Manager. The implementation follows ADR-004 and provides robust support for both local and remote value storage.

Features

• Value class with dual storage support (local/remote)
• Complete serialization (to_dict/from_dict)
• Robust validation for all fields
• Comprehensive test coverage
• Enhanced development documentation

Documentation Updates

• Added code structure guide
• Added testing guide
• Updated contributing guidelines
• Updated development tasks

Implementation Details

The Value class provides:

• Path-based value management
• Environment-aware configuration
• Storage type flexibility (local/remote)
• Backend abstraction for remote storage
• Complete serialization support
• Robust validation

Testing

• Unit tests cover all core functionality
• Test cases for both success and error paths
• Validation of all required fields
• Storage type handling tests
• Serialization/deserialization tests

Documentation

• Clear code organization principles
• Testing standards and practices
• Contribution guidelines
• Development task tracking

Checklist

• Implementation follows ADR-004
• All tests pass
• Documentation updated
• Code follows project standards
• Pre-commit hooks pass