Tidy up

- Add help docs for most sections
- Add translations documentation
- Fix up todos
- Remove german translation

frontend/src/api/backend/createProxyHost.ts

@@ -4,7 +4,6 @@ import type { ProxyHost } from "./models";
 export async function createProxyHost(item: ProxyHost): Promise<ProxyHost> {
 	return await api.post({
 		url: "/nginx/proxy-hosts",
-		// todo: only use whitelist of fields for this data
 		data: item,
 	});
 }