TermiFlow v0.2.2 - Patch Release

Summary

Patch release fixing stability and correctness issues, improving cross-platform CI and documentation, and adding unit test infrastructure.

Features & Improvements

• CI/CD: Added cross-platform CI pipeline for Linux and Windows with parallel builds.
• Testing: Added unit test entrypoints, test helpers, and test coverage for theme manager, system stats, and command parsing.
• Docs & Maintenance: Updated README, CONTRIBUTING, and build guidelines. Replaced heavy GIFs with text/markdown-based assets.
• Refactoring: Standardized header guards and general codebase cleanup.

Bug Fixes

• Theme System: Fixed theme loading and application issues.
• Error Handling: Replaced simple stderr logs with explicit exceptions across launch, history, theme, and config modules.
• Shortcuts & Launch: Hardened operations with try/catch blocks and validation.
• File Handling: Added proper file stream guards and cleaned up redundant explicit closes.
• UI: Restored missing options in the main menu display.
• Builds & CI: Fixed Windows build directory issues and verified runner workflows.

New Contributors

• @Adhirajsingh2507 made their first contribution in #44
• @lesbass made their first contribution in #55

Full Changelog: v0.2.1-beta...v0.2.2-beta