feat: migrate to new tsclass schema

ts_web/pages/page1.ts

@@ -1,5 +1,5 @@
-import * as plugins from '../plugins.js';
-import { html } from '@design.estate/dees-element';
+import * as plugins from "../plugins.js";
+import { html } from "@design.estate/dees-element";
 
 export const page1 = () => html`
   <style>
@@ -7,11 +7,15 @@ export const page1 = () => html`
       margin: 16px;
     }
   </style>
-  <dedocument-dedocument .printMode=${false} letterData=${plugins.smartjson.stringifyBase64({
+  <dedocument-dedocument
+    .printMode=${false}
+    letterData=${plugins.smartjson.stringifyBase64({
       ...plugins.shared.demoLetter,
       from: {
         ...plugins.shared.demoLetter.from,
-        description: 'a string set via stringified JSON'
-      }
-    } as plugins.tsclass.business.ILetter)}> </dedocument-dedocument>
+        description: "a string set via stringified JSON",
+      },
+    } as plugins.tsclass.finance.TInvoice)}
+  >
+  </dedocument-dedocument>
 `;