add debug

app.py

@@ -42,8 +42,11 @@ def start_server() -> subprocess.Popen:
         "--clip_model_path", PROJ_FILE,
         "--chat_format", "llava-1-5",
         "--port", str(PORT),
+        "--host", "127.0.0.1",
         "--model_alias", MODEL_ALIAS
     ]
+    
+    print("⏳ Launching llama server:", " ".join(cmd), file=sys.stderr)
     proc = subprocess.Popen(cmd)
     atexit.register(proc.terminate)
     # wait until responsive
@@ -54,6 +57,9 @@ def start_server() -> subprocess.Popen:
         except OSError:
             time.sleep(0.25)
     proc.terminate()
+    out, err = proc.communicate(timeout=1)
+    print("🐛 llama server stdout:\n", out.decode(), file=sys.stderr)
+    print("🐛 llama server stderr:\n", err.decode(), file=sys.stderr)
     raise RuntimeError(f"Server failed to start on port {PORT}.")
 
 server_proc = start_server()