commander: add Open Drone ID arming check (#21652)

src/modules/commander/commander_params.c

@@ -1003,6 +1003,20 @@ PARAM_DEFINE_INT32(COM_ARM_SDCARD, 1);
  */
 PARAM_DEFINE_INT32(COM_ARM_HFLT_CHK, 1);
 
+/**
+ * Enable Drone ID system detection and health check
+ *
+ * This check detects if the Open Drone ID system is missing.
+ * Depending on the value of the parameter, the check can be
+ * disabled, warn only or deny arming.
+ *
+ * @group Commander
+ * @value 0 Disabled
+ * @value 1 Warning only
+ * @value 2 Enforce Open Drone ID system presence
+ */
+PARAM_DEFINE_INT32(COM_ARM_ODID, 0);
+
 /**
  * Enforced delay between arming and further navigation
  *