feat(documentation): svelte app as document generator (#566)

* check in full site application

* rm unused assets components

* change base css

* i18n

* new doc workflow

* fix crosslink to doc in github

* nav, console link, assets, console brand

* edit configjs server

* rm go struct references

* cleanup input output bindings

* working dir

* export path

* always trigger

* rel paths

* cname

* rev workdir

* fix fallbacklanguage, home on large screens

* remove mit from site

site/src/routes/[slug].svelte

@@ -0,0 +1,26 @@
+<script context="module">
+    export async function preload({params}) {
+        const {lang, slug} = params;
+        const sections = await this.fetch(`${slug}.json`).then(r => r.json());
+        const tags = [];
+        return { sections, slug, tags };
+    }
+</script>
+
+<script>
+    import manifest from '../../static/manifest.json';
+    import Docs from "../components/Docs.svelte";
+    export let slug;
+    export let sections;
+    export let tags;
+</script>
+
+<svelte:head>
+  <title>{manifest.name} • {slug}</title>    
+
+    {#each tags as { name, content }, i}
+     <meta name={name} content={content} />
+	{/each}
+</svelte:head>
+
+<Docs {sections} project="zitadel/site" dir="{slug}"/>