Add Protection Report Generator with HTML/PDF output and scheduled delivery (FRE-4575)

- Report service: data collection from all three engines, HTML rendering (Handlebars), PDF generation (pdfkit)
- REST API: /reports endpoints for generate, history, view, PDF download, scheduling
- BullMQ workers: queued report generation with retry, monthly/annual scheduler triggers
- DB: SecurityReport model with Prisma schema and type exports
- Email: report_ready template in shared-notifications
- All dependencies wired through existing packages

Co-Authored-By: Paperclip <noreply@paperclip.ing>

packages/api/package.json

@@ -17,9 +17,11 @@
     "@shieldai/db": "workspace:*",
     "@shieldai/types": "workspace:*",
     "@shieldai/correlation": "workspace:*",
+    "@shieldai/report": "workspace:*",
     "fastify": "^5.2.0",
     "@shieldai/darkwatch": "workspace:*",
-    "@shieldai/voiceprint": "workspace:*"
+    "@shieldai/voiceprint": "workspace:*",
+    "@shieldai/monitoring": "workspace:*"
   },
   "devDependencies": {
     "vitest": "^4.1.5",