Goal: Create a mobile-first PWA SaaS app for SMEs to manage e-Invois, automatically send submitted invoices to LHDN, and notify customers via WhatsApp and email. Features: 1. Authentication & Multi-Tenant - SME login with email/password - Each SME has its own account & MyInvois credentials - Store MyInvois Client ID & Client Secret securely (encrypted) - Role: Admin SME, Staff SME 2. Invoice Upload - Upload PDF, Excel, or image of invoice - Trigger AI extraction of invoice data - Supplier Name & TIN - Buyer Name & TIN - Invoice Number - Date - Item description, quantity, unit price, tax rate, total - Validate fields according to MyInvois requirements 3. Invoice Review & Edit - Display extracted invoice data - Allow SME to edit/confirm before submission 4. Submit to LHDN - On “Submit” button click: - SaaS generates JSON e-Invois - Send JSON to MyInvois API using stored SME credentials - Receive UUID & submission status - Update invoice record in Bubble database with UUID, status, timestamps 5. Notification to Customer - Auto-generate PDF copy of invoice + LHDN UUID receipt - Send to buyer via: - Email (Bubble email plugin) - WhatsApp (use Twilio or 360dialog integration) - Email/WhatsApp includes: - Invoice PDF - UUID - Total amount - Due date 6. Dashboard - SME sees list of invoices with: - Status (Pending, Submitted, Error) - UUID - Buyer info - Date submitted - Search/filter by status, date, buyer 7. Automation & Backend Workflows - Workflow triggers: - Invoice upload → AI extract → Review - Submit → Send to LHDN → Update UUID → Notify customer - Error handling: - If LHDN submission fails → Notify SME & retry option 8. Mobile PWA Settings - Add to Home Screen - Responsive layout - Splash screen & app icon - Fullscreen mode 9. Security - Encrypt MyInvois credentials - HTTPS only - Audit log for all actions (upload, submit, notify) 10. Advanced - Bulk invoice upload & submission - Subscription & billing management for SME - Push notifications for submission status 11. Data record - Save invoice for 7 years before it will be autodeleted. 12. Subscription & billing - 3 package, micro, SME, growth I already use bubble and insert the prompt, the webapp is generated but i dont know how to proceed. I am no code developer with zero experience.