Refactor home-manager configuration structure: - Reorganize from features/ to base/coding/desktop/server/profiles/ - Add language runtime modules (go, js, python, rust, typescript) - Add LSP server configuration - Add gaming and media profiles - Add shell modules (fish, nushell, starship) - Consolidate editor and git configuration
- Fix hardcoded user path in webapps.nix (use homeDirectory) - Normalize wallpapers option to use .enable suffix - Remove duplicate FZF keybind declaration - Update comments to match actual implementation