Send CC 0 on release (MIDI Learn fix); flash_latency=0

src/app_task.cpp

@@ -144,10 +144,7 @@ void AppTask::process_switch_event(uint8_t switch_id, bool pressed) {
             uint8_t cc_num = cc_map[i];
             // Use palette index 127 (magenta) for visible feedback
             uint8_t value = pressed ? 127 : 0;
-            
+            midi_transport->send_cc(channel, cc_num, value);
-            if (pressed) {
-                midi_transport->send_cc(channel, cc_num, value);
-            }
             break;
         }
     }

src/main.cpp

@@ -21,7 +21,7 @@ UsbMidiTransport midi_transport;
 AppTask controller(&led_driver, &switch_driver, &midi_transport);
 ExpressionPedal exp_pedal(4);
 
-volatile uint32_t flash_latency = 55; // ms delay to compensate for Loopy Pro rendering
+volatile uint32_t flash_latency = 0;
 volatile uint8_t beats_per_bar = 4;   // change to match your project's time signature
 
 TaskHandle_t midi_task_handle = NULL;