Island: Add docstrings to the Agent model

monkey/monkey_island/cc/models/agent.py

@@ -13,10 +13,25 @@ AgentID: TypeAlias = UUID
 
 
 class Agent(MutableInfectionMonkeyBaseModel):
+    """Represents an agent that has run on a victim machine"""
+
     id: AgentID = Field(..., allow_mutation=False)
+    """Uniquely identifies an instance of an agent"""
+
     machine_id: MachineID = Field(..., allow_mutation=False)
+    """The machine that the agent ran on"""
+
     start_time: datetime = Field(..., allow_mutation=False)
+    """The time the agent process started"""
+
     stop_time: Optional[datetime]
+    """The time the agent process exited"""
+
     parent_id: Optional[AgentID] = Field(allow_mutation=False)
+    """The ID of the parent agent that spawned this agent"""
+
     cc_server: str = Field(default="")
+    """The address that the agent used to communicate with the island"""
+
     log_contents: str = Field(default="")
+    """The contents of the agent's log (empty until the agent shuts down)"""