feat(llm): add kon-llm crate with llama-cpp-2 inference, model management, and Tauri commands

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src-tauri/src/commands/mod.rs

@@ -2,6 +2,7 @@ pub mod audio;
 pub mod clipboard;
 pub mod hardware;
 pub mod history;
+pub mod llm;
 pub mod models;
 pub mod tasks;
 pub mod timer;