first working version where transactions can be stored

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

frontend/src/routes/company/Editor.svelte

@@ -1,5 +1,5 @@
 <script>
-    import {api} from '../../urls.svelte'
+    import {api, post} from '../../urls.svelte'
     import { error, yikes } from '../../warn.svelte';
     import {t}   from '../../translations.svelte';
 
@@ -14,11 +14,7 @@
 
     async function getCandidates(text){
         const url  = api('user/search');
-        const resp = await fetch(url,{
-            credentials : 'include',
-            method      : 'POST',
-            body        : text
-        });
+        const resp = await post(url,text);
         if (resp.ok){
             yikes();
             const input = await resp.json();