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

backend/package.json

@@ -0,0 +1,99 @@
+{
+  "name": "goa-gel-backend",
+  "version": "1.0.0",
+  "description": "Blockchain Document Verification Platform for Government of Goa",
+  "author": "Government of Goa",
+  "license": "PROPRIETARY",
+  "scripts": {
+    "build": "nest build",
+    "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\"",
+    "start": "nest start",
+    "start:dev": "nest start --watch",
+    "start:debug": "nest start --debug --watch",
+    "start:prod": "node dist/main",
+    "lint": "eslint \"{src,test}/**/*.ts\" --fix",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:cov": "jest --coverage",
+    "test:e2e": "jest --config ./test/jest-e2e.json",
+    "knex": "knex --knexfile src/database/knexfile.ts",
+    "migrate:make": "npm run knex -- migrate:make",
+    "migrate:latest": "npm run knex -- migrate:latest",
+    "migrate:rollback": "npm run knex -- migrate:rollback",
+    "migrate:status": "npm run knex -- migrate:status",
+    "seed:make": "npm run knex -- seed:make",
+    "seed:run": "npm run knex -- seed:run"
+  },
+  "dependencies": {
+    "@nestjs/bull": "10.0.1",
+    "@nestjs/common": "10.3.0",
+    "@nestjs/config": "3.1.1",
+    "@nestjs/core": "10.3.0",
+    "@nestjs/jwt": "10.2.0",
+    "@nestjs/passport": "10.0.3",
+    "@nestjs/platform-express": "10.3.0",
+    "@nestjs/swagger": "7.2.0",
+    "@nestjs/throttler": "5.1.1",
+    "bcrypt": "5.1.1",
+    "bull": "4.12.0",
+    "class-transformer": "0.5.1",
+    "class-validator": "0.14.1",
+    "compression": "1.7.4",
+    "ethers": "6.10.0",
+    "helmet": "7.1.0",
+    "ioredis": "5.3.2",
+    "joi": "17.12.0",
+    "knex": "3.1.0",
+    "minio": "7.1.3",
+    "nest-winston": "1.9.4",
+    "objection": "3.1.4",
+    "passport": "0.7.0",
+    "passport-jwt": "4.0.1",
+    "pg": "8.11.3",
+    "reflect-metadata": "0.1.14",
+    "rxjs": "7.8.1",
+    "uuid": "9.0.1",
+    "winston": "3.11.0"
+  },
+  "devDependencies": {
+    "@nestjs/cli": "10.3.0",
+    "@nestjs/schematics": "10.1.0",
+    "@nestjs/testing": "10.3.0",
+    "@types/bcrypt": "5.0.2",
+    "@types/compression": "1.7.5",
+    "@types/express": "4.17.21",
+    "@types/jest": "29.5.11",
+    "@types/multer": "1.4.11",
+    "@types/node": "20.11.5",
+    "@types/passport-jwt": "4.0.0",
+    "@types/supertest": "6.0.2",
+    "@types/uuid": "9.0.7",
+    "@typescript-eslint/eslint-plugin": "6.19.0",
+    "@typescript-eslint/parser": "6.19.0",
+    "eslint": "8.56.0",
+    "eslint-config-prettier": "9.1.0",
+    "eslint-plugin-prettier": "5.1.3",
+    "jest": "29.7.0",
+    "prettier": "3.2.4",
+    "source-map-support": "0.5.21",
+    "supertest": "6.3.4",
+    "ts-jest": "29.1.2",
+    "ts-loader": "9.5.1",
+    "ts-node": "10.9.2",
+    "tsconfig-paths": "4.2.0",
+    "typescript": "5.3.3"
+  },
+  "jest": {
+    "moduleFileExtensions": ["js", "json", "ts"],
+    "rootDir": "src",
+    "testRegex": ".*\\.spec\\.ts$",
+    "transform": { "^.+\\.(t|j)s$": "ts-jest" },
+    "collectCoverageFrom": ["**/*.(t|j)s"],
+    "coverageDirectory": "../coverage",
+    "testEnvironment": "node",
+    "coverageThreshold": {
+      "global": { "branches": 80, "functions": 80, "lines": 80, "statements": 80 }
+    }
+  },
+  "engines": { "node": ">=18.0.0" }
+}