add a release_all_servos button

https://claude.site/artifacts/24511f1e-9114-4599-b43a-d47ff2953a27

app.py

@@ -285,6 +285,22 @@ def control_gripper(user_id, gripper_value, movement_speed):
         logger.debug(f"Gripper control blocked, user {user_id} not authorized")
         return None, queue_status_msg
 
+def release_servos(user_id):
+    logger.info(f"User {user_id} requesting to release all servos")
+    to_execute, queue_status_msg = authenticate_user(user_id)
+    if to_execute:
+        try:
+            resp = client.release_all_servos()
+            resp["command"] = "control/release_servos"
+            logger.info(f"Release servos command successful: {resp}")
+            return json.dumps(resp, indent=4), queue_status_msg
+        except Exception as e:
+            logger.error(f"Error releasing servos: {str(e)}", exc_info=True)
+            return json.dumps({"success": False, "error": str(e), "command": "control/release_servos"}, indent=4), queue_status_msg
+    else:
+        logger.debug(f"Release servos command blocked, user {user_id} not authorized")
+        return None, queue_status_msg
+
 def set_coords_to_current(user_id):
     logger.info(f"User {user_id} requesting to set coordinates to current position")
     to_execute, queue_status_msg = authenticate_user(user_id)
@@ -361,6 +377,13 @@ with gr.Blocks(css=CSS) as app:
             speed_gripper = gr.Slider(value=50.0, minimum=0.0, maximum=100.0, step=1.0, label="Movement speed")
             gripper_control_button = gr.Button("Send gripper command")
 
+    # Add Release Servos section
+    with gr.Row():
+        with gr.Column(elem_id="col"):
+            gr.Markdown("## Release Servos")
+            gr.Markdown("Use this button to release all servos, allowing the robot arm to be moved freely by hand.")
+            release_servos_button = gr.Button("Release All Servos", variant="primary")
+
     with gr.Row():
         # ANGLE PANEL
         with gr.Column(elem_id="col"):
@@ -460,6 +483,13 @@ with gr.Blocks(css=CSS) as app:
         inputs = [user_id],
         outputs = [status_text]
     )
+    
+    # Add event handler for the release servos button
+    release_servos_button.click(
+        release_servos,
+        inputs = [user_id],
+        outputs = [response, status_text]
+    )
 
     app.load(
         namesgenerator.get_random_name,