Initial commit: SDI SaaS Platform foundation

- Complete monorepo structure with pnpm workspaces
- Prisma database schema with 20+ entities
- NestJS API with 9 core modules
- BullMQ orchestration worker
- AWS and Azure provider adapters
- Docker Compose infrastructure
- Complete documentation

packages/database/package.json

@@ -0,0 +1,20 @@
+{
+  "name": "@sdi/database",
+  "version": "0.1.0",
+  "main": "./src/index.ts",
+  "types": "./src/index.ts",
+  "scripts": {
+    "db:generate": "prisma generate",
+    "db:migrate": "prisma migrate dev",
+    "db:studio": "prisma studio",
+    "db:push": "prisma db push",
+    "db:seed": "tsx prisma/seed.ts"
+  },
+  "dependencies": {
+    "@prisma/client": "^5.9.0"
+  },
+  "devDependencies": {
+    "prisma": "^5.9.0",
+    "tsx": "^4.21.0"
+  }
+}