add manus agent

app/agent/manus.py

@@ -0,0 +1,36 @@
+from pydantic import Field, model_validator
+
+from app.agent.planning import PlanningAgent
+from app.agent.toolcall_en import ToolCallAgent
+from app.tool import ToolCollection, Bash, Terminate
+from app.tool.planning import PlanningTool
+from app.tool.browser_use_tool import BrowserUseTool
+from app.tool.google_search import GoogleSearch
+from app.tool.python_execute import PythonExecute
+from app.tool.file_saver import FileSaver
+
+from app.prompt.manus import SYSTEM_PROMPT, NEXT_STEP_PROMPT
+
+
+class Manus(ToolCallAgent):
+    """
+    A versatile general-purpose agent that uses planning to solve various tasks.
+
+    This agent extends PlanningAgent with a comprehensive set of tools and capabilities,
+    including Python execution, web browsing, file operations, and information retrieval
+    to handle a wide range of user requests.
+    """
+
+    name: str = "Manus"
+    description: str = "A versatile agent that can solve various tasks using multiple tools"
+
+    system_prompt: str = SYSTEM_PROMPT
+    next_step_prompt: str = NEXT_STEP_PROMPT
+
+    # Add general-purpose tools to the tool collection
+    available_tools: ToolCollection = Field(
+        default_factory=lambda: ToolCollection(
+            PythonExecute(), GoogleSearch(), BrowserUseTool(), FileSaver(), Terminate()
+        )
+    )
+