Port modular features into boursecu and fix desktop login UX.

Add support chat, piggy funds, PWA banner, notification/SSE sync, and messenger legacy guards while keeping boursecu theme; also balance login panels and unblock login navigation.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/utils/index.ts

@@ -122,6 +122,27 @@ function isIphone() {
   return /iPhone/.test(userAgent)
 }
 
+function createUuid() {
+  if (typeof crypto !== 'undefined' && typeof crypto.randomUUID === 'function') {
+    return crypto.randomUUID()
+  }
+  if (typeof crypto !== 'undefined' && typeof crypto.getRandomValues === 'function') {
+    const bytes = new Uint8Array(16)
+    crypto.getRandomValues(bytes)
+    bytes[6] = (bytes[6] & 0x0f) | 0x40
+    bytes[8] = (bytes[8] & 0x3f) | 0x80
+    const hex = Array.from(bytes, (b) => b.toString(16).padStart(2, '0')).join('')
+    return [
+      hex.slice(0, 8),
+      hex.slice(8, 12),
+      hex.slice(12, 16),
+      hex.slice(16, 20),
+      hex.slice(20),
+    ].join('-')
+  }
+  return `${Date.now()}-${Math.floor(Math.random() * 1e9)}`
+}
+
 export {
   getToken,
   setToken,
@@ -131,5 +152,6 @@ export {
   isIphone,
   removeFingerPrint,
   getIsActiveFingerprint,
-  setFingerPrint
+  setFingerPrint,
+  createUuid
 }