feat: work on completing the lua scripting capabilities

Co-authored-by: Copilot <copilot@github.com>

lib/mix/tasks/bds.api_docs.ex

@@ -0,0 +1,14 @@
+defmodule Mix.Tasks.Bds.ApiDocs do
+  use Mix.Task
+
+  @shortdoc "Generate API.md from the Lua scripting contract"
+
+  @impl Mix.Task
+  def run(_args) do
+    Mix.Task.run("app.start")
+
+    path = Path.expand("API.md", File.cwd!())
+    File.write!(path, BDS.Scripting.ApiDocs.render())
+    Mix.shell().info("Wrote #{path}")
+  end
+end