refresh for new Greenwood website and latest release (#5)

* refresh for new website and latest greenwood release

* downgrade to node 18

* minor dom opt-out refactor

.nvmrc

@@ -1 +1 @@
-21.0.0
+18.20.4

greenwood.config.js

@@ -9,13 +9,10 @@ class ImportHtmlResource extends ResourceInterface {
     this.contentType = 'text/javascript';
   }
 
-  // TODO should this be an intercept?
-  // TODO how to best tell this was an import attribute specifically other then searchParams???
-  async shouldServe(url, request) {
-    const { pathname, searchParams } = url;
+  async shouldServe(url) {
+    const { searchParams } = url;
 
-    // TODO (nice to have) better way to test for import attributes via URL, e.g. force attributes as query params somehow?
-    return pathname.endsWith(this.extensions[0]); // || (request.headers.get('Content-Type') || '').includes(this.contentType);
+    return searchParams.get('type') === this.extensions[0]
   }
 
   async serve(url) {