Added git stuff: - forge - GitHub/GitLab integration (view PRs, issues in magit) - magit-todos - Shows TODO/FIXME/XXX comments in magit status - C-x g keybinding for quick access to magit-status - Enabled magit-todos-mode globally

Upgraded JS modes. Changes: - Removed js2-mode package - Added treesit-auto package - Enabled global-treesit-auto-mode This will automatically: - Use js-ts-mode for JavaScript files - Install tree-sitter grammars on first use - Apply tree-sitter modes to other languages too (JSON, TypeScript, Python, etc.)