chore: add documentation RI

Code functionality left unchanged, only added docs where missing

close: N25B-298

src/robot_interface/main.py

@@ -57,6 +57,13 @@ def main_loop(context):
                 continue
 
             def overtime_callback(time_ms):
+                """
+                A callback function executed by TimeBlock if the message handling
+                exceeds the allowed time limit.
+
+                :param time_ms: The elapsed time, in milliseconds, that the block took.
+                :type time_ms: float
+                """
                 logging.warn("Endpoint \"%s\" took too long (%.2f ms) on the main thread.",
                              message["endpoint"], time_ms)
 
@@ -68,6 +75,12 @@ def main_loop(context):
 
 
 def main():
+    """
+    Initializes the ZeroMQ context and the application state.
+    It executes the main event loop (`main_loop`) and ensures that both the
+    application state and the ZeroMQ context are properly cleaned up (deinitialized/terminated)
+    upon exit, including handling a KeyboardInterrupt.
+    """
     context = zmq.Context()
 
     state.initialize()