Merge branch 'dynamic_think' into 'mgx_ops'

fix critical bug: add available commands

See merge request pub/MetaGPT!82

metagpt/strategy/thinking_command.py

@@ -59,3 +59,10 @@ class Command(Enum):
     @property
     def cmd_name(self):
         return self.value.name
+
+
+def prepare_command_prompt(commands: list[Command]) -> str:
+    command_prompt = ""
+    for i, command in enumerate(commands):
+        command_prompt += f"{i+1}. {command.value.signature}:\n{command.value.desc}\n\n"
+    return command_prompt