Scaffold dd0c/drift SaaS backend: Fastify, RLS, ingestion, dashboard API

- Fastify server with Zod validation, pino logging, CORS/helmet
- Drift report ingestion endpoint with nonce replay prevention
- Dashboard API: stacks list, drift history, report detail, summary stats
- PostgreSQL schema with RLS: tenants, users, agent_keys, drift_reports, remediation_actions
- withTenant() helper for safe connection pool tenant context management
- Config via Zod-validated env vars

products/02-iac-drift-detection/saas/tsconfig.json

@@ -0,0 +1,20 @@
+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "module": "ESNext",
+    "moduleResolution": "bundler",
+    "outDir": "dist",
+    "rootDir": "src",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "forceConsistentCasingInFileNames": true,
+    "resolveJsonModule": true,
+    "declaration": true,
+    "declarationMap": true,
+    "sourceMap": true,
+    "paths": { "@/*": ["./src/*"] }
+  },
+  "include": ["src"],
+  "exclude": ["node_modules", "dist", "tests"]
+}