Give Processors a run() function.

So main() can call it, start a Processor linked in to the baseband binary.

firmware/baseband/proc_ert.cpp

@@ -23,6 +23,8 @@
 
 #include "portapack_shared_memory.hpp"
 
+#include "event_m4.hpp"
+
 float ERTProcessor::abs(const complex8_t& v) {
 	// const int16_t r = v.real() - offset_i;
 	// const int16_t i = v.imag() - offset_q;
@@ -101,3 +103,8 @@ void ERTProcessor::idm_handler(
 	const ERTPacketMessage message { ert::Packet::Type::IDM, packet };
 	shared_memory.application_queue.push(message);
 }
+
+void run() {
+	EventDispatcher event_dispatcher { std::make_unique<ERTProcessor>() };
+	event_dispatcher.run();
+}