Create PoC of solvable with hardcoded responses

src/app/app.py

@@ -7,12 +7,28 @@ from tornado.ioloop import IOLoop
 from sql_injection_fsm import SQLInjectionFSM
 from tfw.config import tfwenv
 from tfw.config.logs import logging
+from tfw.networking.controller_connector import ControllerConnector
+from tfw.networking.serialization import deserialize_all, serialize_all
+
 log = logging.getLogger(__name__)
 from tfw.networking.server.zmq_websocket_handler import FSMManagingSocketHandler
 
 
+def zmq_callback(stream, msg_parts):
+    key, data = deserialize_all(*msg_parts)
+    if key == 'test':
+        stream.send_multipart(serialize_all(key, 'OK'))
+    if key == 'solution_check':
+        stream.send_multipart(serialize_all(key, {
+            'solved': True,
+            'message': 'solved'
+        }))
+
+
 if __name__ == '__main__':
     fsm = SQLInjectionFSM()
+    controller_connector = ControllerConnector()
+    controller_connector.register_callback(zmq_callback)
     routes = [
         (r'/ws', FSMManagingSocketHandler, {'fsm': fsm}),
     ]