feat: complete Rust backend UI compatibility

src/main.rs

@@ -25,6 +25,10 @@ async fn main() -> anyhow::Result<()> {
 
     // Build app state
     let state = AppState::new(config.clone(), pool);
+    if let Err(err) = state.comfyui.start().await {
+        tracing::warn!(%err, "ComfyUI embedded process did not start");
+    }
+    let comfyui_process = state.comfyui.clone();
 
     // Build router
     let app = boosapi::routes::build_router(state);
@@ -40,6 +44,10 @@ async fn main() -> anyhow::Result<()> {
     .with_graceful_shutdown(shutdown_signal())
     .await?;
 
+    if let Err(err) = comfyui_process.stop().await {
+        tracing::warn!(%err, "ComfyUI embedded process did not stop cleanly");
+    }
+
     Ok(())
 }