health endpoint

lib/cobblemon_ui_web/health_check.ex

@@ -0,0 +1,17 @@
+defmodule CobblemonUiWeb.Plugs.HealthCheck do
+  @moduledoc """
+  A lightweight health check plug that responds before hitting the router.
+  This avoids unnecessary processing and logging for health check requests.
+  """
+  import Plug.Conn
+
+  def init(opts), do: opts
+
+  def call(%Plug.Conn{request_path: "/health"} = conn, _opts) do
+    conn
+    |> send_resp(200, ~s({"status":"ok"}))
+    |> halt()
+  end
+
+  def call(conn, _opts), do: conn
+end