refactor: added config file and moved constants

- Moved hardcoded configuration constants to a dedicated config.py file.
- Created VideoConfig, AudioConfig, MainConfig, and Settings classes in config.py

ref: N25B-236

src/robot_interface/main.py

@@ -10,6 +10,7 @@ from robot_interface.endpoints.actuation_receiver import ActuationReceiver
 from robot_interface.endpoints.main_receiver import MainReceiver
 from robot_interface.endpoints.video_sender import VideoSender
 from robot_interface.state import state
+from robot_interface.core.config import settings
 from robot_interface.utils.timeblock import TimeBlock
 
 
@@ -45,7 +46,7 @@ def main_loop(context):
 
     while True:
         if state.exit_event.is_set(): break
-        socks = dict(poller.poll(100))
+        socks = dict(poller.poll(settings.main_config.poll_timeout_ms))
 
         for receiver in receivers:
             if receiver.socket not in socks: continue
@@ -59,7 +60,7 @@ def main_loop(context):
                 logging.warn("Endpoint \"%s\" took too long (%.2f ms) on the main thread.",
                              message["endpoint"], time_ms)
 
-            with TimeBlock(overtime_callback, 50):
+            with TimeBlock(overtime_callback, settings.main_config.max_handler_time_ms):
                 response = receiver.handle_message(message)
 
             if receiver.socket.getsockopt(zmq.TYPE) == zmq.REP: