Method get_app_info_image

src/google/adk/cli/dev_server.py:516–553

(
        app_name: str, dark_mode: bool = False, node: Optional[str] = None
    )

    @app.get("/dev/apps/{app_name}/build_graph_image")
    async def get_app_info_image(
        app_name: str, dark_mode: bool = False, node: Optional[str] = None
    ) -> dict[str, GetEventGraphResult]:
      runner = await self.get_runner_async(app_name)

      if not runner.app:
        raise HTTPException(
            status_code=404, detail=f"App not found: {app_name}"
        )

      app_info = serialize_app_info(runner.app)

      # Navigate to specific level if node is provided
      if node:
        target_agent = self._navigate_to_node(app_info, node)
        if not target_agent:
          raise HTTPException(status_code=404, detail=f"Node not found: {node}")
        # Create a temporary app_info structure for the target level
        app_info = {"root_agent": target_agent}

      workflows = self._get_all_sub_workflows(app_info, node if node else "")

      # This allows plotting non-workflow agents as a tree.
      target_path = node if node else ""
      if target_path not in workflows:
        target_agent = app_info.get("root_agent")
        if target_agent:
          workflows[target_path] = target_agent

      results = {}
      for path, info in workflows.items():
        dot_string = plot_workflow_graph(
            {"root_agent": info}, format="dot", dark_mode=dark_mode
        )
        if dot_string:
          results[path] = GetEventGraphResult(dot_src=dot_string)

      return results

    # ========== AGENT TESTING ENDPOINTS ==========