Initial commit, WIP

This gets the module far enough along that it can use the library, find and connect to a unit, and issue requests to it.

This is a copy/paste of the ScreenLogic version, so I expect a lot of changes/renames will need to happen still.

eslint.config.mjs

@@ -0,0 +1,8 @@
+import eslint from "@eslint/js";
+
+export default [
+  eslint.configs.recommended,
+  {
+    ignores: ["eslint.config.mjs"]
+  }
+];