content: """
  Basic example showing how to mount StreamableHTTP server in Starlette.
  
  Run from the repository root:
      uvicorn examples.snippets.servers.streamable_http_basic_mounting:app --reload
  """
  
  import contextlib
  
  from starlette.applications import Starlette
  from starlette.routing import Mount
  
  from mcp.server.fastmcp import FastMCP
  
  # Create MCP server
  mcp = FastMCP("My App", json_response=True)
  
  
  @mcp.tool()
  def hello() -> str:
      """A simple hello tool"""
      return "Hello from MCP!"
  
  
  # Create a lifespan context manager to run the session manager
  @contextlib.asynccontextmanager
  async def lifespan(app: Starlette):
      async with mcp.session_manager.run():
          yield
  
  
  # Mount the StreamableHTTP server to the existing ASGI server
  app = Starlette(
      routes=[
          Mount("/", app=mcp.streamable_http_app()),
      ],
      lifespan=lifespan,
  )
  