index.community/backend/lib/backend_web/router.ex

defmodule BackendWeb.Router do
  use BackendWeb, :router

  pipeline :api do
    plug(:accepts, ["json"])
  end

  scope "/api", BackendWeb do
    pipe_through(:api)

    resources("/instances", InstanceController, only: [:index, :show])
    resources("/graph", GraphController, only: [:index])
    resources("/search", SearchController, only: [:index])
  end
end