flatbuffer base

flatbuffers/control/config_ctrl.fbs

@@ -0,0 +1,8 @@
+// Config change control — WIP.
+// Schema stub; content will be defined when the config-change sub-protocol
+// is specified (requires device-loading control in the protocol first).
+namespace hmmmm.ctrl.config_ctrl;
+
+table ConfigCtrlMessage {
+    // TODO
+}