1.workflow has reached a state of basic functionality.

2. implemented AI message bus infrastructure,

src/aios_kernel/agent_message.py

@@ -0,0 +1,39 @@
+from enum import Enum
+import uuid
+import time 
+
+class AgentMsgState(Enum):
+    RESPONSED = 0
+    INIT = 1
+    SENDING = 2
+    PROCESSING = 3
+    ERROR = 4
+
+class AgentMsg:
+    def __init__(self) -> None:
+        self.create_time = 0
+        self.sender:str = None
+        self.target:str = None
+        self.body:str = None
+        self.topic:str = "T#" + uuid.uuid4().hex
+        #self.msg_type = 0
+        self.state = AgentMsgState.INIT
+        self.resp_msg = None
+
+    def set(self,sender:str,target:str,body:str,topic:str=None) -> None:
+        self.id = "msg#" + uuid.uuid4().hex
+        self.sender = sender
+        self.target = target
+        self.body = body
+        self.create_time = time.time()
+        if topic:
+            self.topic = topic
+
+    def get_msg_id(self) -> str:
+        return self.id
+
+    def get_sender(self) -> str:
+        return self.sender
+
+    def get_target(self) -> str:
+        return self.target