Lots of changes, started on working /add

src/app.d.ts

@@ -1,5 +1,9 @@
 // See https://kit.svelte.dev/docs/types#app
 // for information about these interfaces
+declare module '@fortawesome/pro-solid-svg-icons/index.es' {
+  export * from '@fortawesome/pro-solid-svg-icons';
+}
+
 declare global {
 	namespace App {
 		// interface Error {}

src/lib/assets/img/load_html.js

@@ -1,12 +0,0 @@
-document.querySelectorAll('.url_insert').forEach(url_insert);
-function url_insert(el) {
-  var url = el.dataset.url;
-  var xhttp = new XMLHttpRequest();
-  xhttp.onreadystatechange = function() {
-    if (this.readyState == 4 && this.status == 200) {
-    	el.innerHTML = this.response;
-    }
-  };
-  xhttp.open("GET", url, true);
-  xhttp.send();
-}