PROJECT REQUIREMENT Invoice + Master Roll + Summary Management System --- 1. PROJECT OVERVIEW यह एक web-based software होगा जिसमें: - Operator एक बार data entry करेगा - System automatically 3 document generate करेगा: 1. Invoice 2. Master Roll 3. Summary Sheet - Admin के पास full control रहेगा --- 2. USER ROLES Operator - Login - Data entry - Invoice / Master Roll / Summary generate - अपना data edit - Reprint - Delete नहीं कर सकता Admin - Full control - All data view - Edit / Delete - Operator manage - Vendor manage - Rate list manage - Dashboard & reports --- 3. LOGIN SYSTEM - User ID + Password - OTP (optional) - Single device login --- 4. MAIN SYSTEM (Single Entry Form) एक ही form में पूरा data भरा जाएगा (A) Basic Details - Customer Name - Mobile Number (optional) - Address - Yojana Name - Yojana Sankhya (unique key) - Work Name - Date --- (B) Vendor Selection - Dropdown से vendor select - Invoice उसी vendor name से बनेगा (Admin add करेगा:) - Vendor Name - Address - GST Number --- (C) Material Section - Item (Dropdown) - Quantity - Rate (Auto) - GST % (Auto) Calculation: - Amount = Qty × Rate - GST Amount - Total --- (D) Labour Section - Worker Name - Father Name - Days - Rate - Total (Auto) Special Feature: - English typing → Hindi auto convert --- (E) Summary Section - Material Total - Labour Total - Deduction (TDS / IT / Royalty optional) - Final Amount --- 5. OUTPUT DOCUMENTS nvoice - Paper Size: A4 (Portrait)