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+# 🔑 Master System Credentials & Demo Test Accounts
+
+> **Environment**: Local Development / Staging  
+> **Frontend URL**: `http://localhost:5173`  
+> **Backend API URL**: `http://localhost:5002`
+
+---
+
+## 👑 1. Platform Super-Administrator (Global SaaS Realm)
+*Has global cross-tenant management, tenant provisioning, and support impersonation permissions.*
+
+| Role | Email | Password | Tenant Scope | Access Scope |
+| :--- | :--- | :--- | :--- | :--- |
+| **Platform SuperAdmin** | `superadmin@maskan.com` | `Admin@123` | Global (`NULL`) | Full SaaS & Platform access |
+
+---
+
+## 🏢 2. Tenant Workspace Accounts (`Tenant ID: 19 - TechNova`)
+*These accounts represent different job functions inside the active `TechNova` organization to test fine-grained RBAC permission matrix.*
+
+| Role / Job Title | Email | Password | Role Code | Permissions & Access Scope |
+| :--- | :--- | :--- | :--- | :--- |
+| **Tenant Administrator** | `technova1@gmail.com` | `Admin@123` | `TENANT_ADMIN` | Full workspace admin (all 7 action keys on all modules) |
+| **Catalog Manager** | `catalog.manager@technova1.com` | `Admin@123` | `CATALOG_MANAGER` | Full catalog, taxonomy, and attribute creation/editing rights |
+| **Product Editor** | `product.editor@technova1.com` | `Admin@123` | `PRODUCT_EDITOR` | Can create & edit products, but cannot delete or modify roles |
+| **DAM Asset Lead** | `asset.manager@technova1.com` | `Admin@123` | `ASSET_MANAGER` | Media library uploads, asset types, and asset families |
+| **Channel Publisher** | `channel.publisher@technova1.com` | `Admin@123` | `CHANNEL_PUBLISHER` | Channel syndication, marketplace mappings, and live sync |
+| **Catalog Viewer** | `catalog.viewer@technova1.com` | `Admin@123` | `CATALOG_VIEWER` | Read-only access (cannot create, edit, or delete any record) |
+
+---
+
+## 🚀 Quick Verification via API
+
+```bash
+# Test Login via Terminal
+curl -X POST http://localhost:5002/api/v1/auth/login \
+  -H "Content-Type: application/json" \
+  -d '{"email":"technova1@gmail.com","password":"Admin@123"}'
+```