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>

package.json

@@ -39,7 +39,8 @@
     "vue3-apexcharts": "^1.4.4",
     "vue3-lazyload": "^0.3.8",
     "vue3-odometer": "^0.1.3",
-    "vue3-otp-input": "^0.4.1"
+    "vue3-otp-input": "^0.4.1",
+    "wavesurfer.js": "^7.12.11"
   },
   "devDependencies": {
     "@rushstack/eslint-patch": "^1.3.2",