Fix duplicate export declarations and migrate ContactsView with sub-components

- Remove duplicate NOTIFY_INVITE_MISSING and NOTIFY_INVITE_PROCESSING_ERROR exports
- Update InviteOneAcceptView.vue to use correct NOTIFY_INVITE_TRUNCATED_DATA constant
- Migrate ContactsView to PlatformServiceMixin and extract into modular sub-components
- Resolves TypeScript compilation errors preventing web build

test-playwright/40-add-contact.spec.ts

@@ -290,10 +290,11 @@ test('Copy contact to clipboard, then import ', async ({ page, context }, testIn
   // Copy contact details
   await page.getByTestId('contactCheckAllTop').click();
 
-  // Test copying contact details to clipboard
-  if (process.env.BROWSER === 'webkit') {
-    return;
-  }
+  // // There's a crazy amount of overlap in all the userAgent values. Ug.
+  // const agent = await page.evaluate(() => {
+  //   return navigator.userAgent;
+  // });
+  // console.log("agent: ", agent);
 
   const isFirefox = await page.evaluate(() => {
     return navigator.userAgent.includes('Firefox');