websockets based IPC added in order to bind GUI/app together

crates/jarvis-core/src/ipc/events.rs

@@ -0,0 +1,50 @@
+use serde::{Deserialize, Serialize};
+
+// Events sent from jarvis-app to GUI
+#[derive(Clone, Debug, Serialize)]
+#[serde(tag = "event", rename_all = "snake_case")]
+pub enum IpcEvent {
+    // Wake word detected, starting to listen
+    WakeWordDetected,
+    
+    // Actively listening for command
+    Listening,
+    
+    // Speech recognized
+    SpeechRecognized { text: String },
+    
+    // Command was executed
+    CommandExecuted { id: String, success: bool },
+    
+    // Returned to idle state
+    Idle,
+    
+    // Error occurred
+    Error { message: String },
+    
+    // App started
+    Started,
+    
+    // App is shutting down
+    Stopping,
+    
+    // Pong response
+    Pong,
+}
+
+// Actions sent from GUI to jarvis-app
+#[derive(Clone, Debug, Deserialize)]
+#[serde(tag = "action", rename_all = "snake_case")]
+pub enum IpcAction {
+    // Request graceful shutdown
+    Stop,
+    
+    // Reload commands from disk
+    ReloadCommands,
+    
+    // Ping to check connection
+    Ping,
+    
+    // Mute/unmute listening
+    SetMuted { muted: bool },
+}