feat: add comprehensive logging infrastructure

- Add Loki/Prometheus/Grafana stack in logging-stack/
- Add log-ingest service for receiving events from AI stacks
- Add Grafana dashboard with stack_name filtering
- Update Dokploy client with setApplicationEnv method
- Configure STACK_NAME env var for deployed stacks
- Add alerting rules for stack health monitoring

logging-stack/log-ingest/package.json

@@ -0,0 +1,16 @@
+{
+  "name": "ai-stack-log-ingest",
+  "version": "1.0.0",
+  "type": "module",
+  "scripts": {
+    "start": "bun run src/index.ts",
+    "dev": "bun --watch run src/index.ts"
+  },
+  "dependencies": {
+    "hono": "^4.0.0",
+    "prom-client": "^15.0.0"
+  },
+  "devDependencies": {
+    "@types/bun": "latest"
+  }
+}