feat: intergrate itchat to lib

lib/itchat/async_components/__init__.py

@@ -0,0 +1,12 @@
+from .contact import load_contact
+from .hotreload import load_hotreload
+from .login import load_login
+from .messages import load_messages
+from .register import load_register
+
+def load_components(core):
+    load_contact(core)
+    load_hotreload(core)
+    load_login(core)
+    load_messages(core)
+    load_register(core)