feat: Goa GEL Blockchain e-Licensing Platform - Full Stack Implementation

Complete implementation of the Goa Government e-Licensing platform with:

Backend:
- NestJS API with JWT authentication
- PostgreSQL database with Knex ORM
- Redis caching and session management
- MinIO document storage
- Hyperledger Besu blockchain integration
- Multi-department workflow system
- Comprehensive API tests (266/282 passing)

Frontend:
- Angular 21 with standalone components
- Angular Material + TailwindCSS UI
- Visual workflow builder
- Document upload with progress tracking
- Blockchain explorer integration
- Role-based dashboards (Admin, Department, Citizen)
- E2E tests with Playwright (37 tests)

Infrastructure:
- Docker Compose orchestration
- Blockscout blockchain explorer
- Development and production configurations

blockchain/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "goa-gel-blockchain",
+  "version": "1.0.0",
+  "description": "Smart contracts for Goa Government e-Licensing Platform",
+  "scripts": {
+    "compile": "hardhat compile",
+    "test": "hardhat test",
+    "deploy": "hardhat run scripts/deploy.ts --network besu",
+    "deploy:local": "hardhat run scripts/deploy.ts --network localhost",
+    "node": "hardhat node"
+  },
+  "devDependencies": {
+    "@nomicfoundation/hardhat-toolbox": "^4.0.0",
+    "@types/node": "^20.0.0",
+    "dotenv": "^16.3.1",
+    "hardhat": "^2.19.0",
+    "typescript": "^5.3.0"
+  },
+  "dependencies": {
+    "@openzeppelin/contracts": "^5.0.0"
+  }
+}