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+# BackOne DPI Proxy — Deployment Reference
+
+Standalone Docker image for collecting Netify DPI data and writing to MongoDB.
+
+---
+
+## Environment Variables
+
+### Required
+
+| Variable | Description |
+|---|---|
+| `NETIFY_SITE_UUIDS` | Comma-separated Netify site UUIDs (or single `NETIFY_SITE_UUID`) |
+| `NETIFY_TOKEN` | Netify JWT token (or `NETIFY_JWT_TOKEN` / `NETIFY_API_KEY`) |
+
+### MongoDB
+
+| Variable | Default | Description |
+|---|---|---|
+| `MONGODB_URI` | `mongodb://127.0.0.1:27017/backone_dpi` | MongoDB connection string |
+
+### Collection Mode
+
+| Variable | Default | Description |
+|---|---|---|
+| `PROXY_COLLECT_MODE` | `all` | `all` = all agents, `agent` = single agent, `agents` = list of agents |
+| `PROXY_AGENT_UUID` | _(none)_ | Single agent UUID (required if `mode=agent`) |
+| `PROXY_AGENT_UUIDS` | _(none)_ | Comma-separated agent UUIDs (required if `mode=agents`) |
+| `PROXY_AGENT_DELAY_MS` | `5000` | Delay (ms) between each agent collection to avoid rate-limiting |
+
+### Scheduling
+
+| Variable | Default | Description |
+|---|---|---|
+| `PROXY_CRON_SCHEDULE` | `*/5 * * * *` | Cron expression for collection interval |
+| `PROXY_CAPACITY_LOG_INTERVAL_MS` | `86400000` | How often to log DB capacity usage (default: 24h) |
+
+### Limits
+
+| Variable | Default | Description |
+|---|---|---|
+| `PROXY_FLOW_LIMIT` | `1000000` | Max flows to fetch per agent per cycle |
+| `PROXY_PORT` | `4000` | REST API listen port |
+
+### Netify API
+
+| Variable | Default | Description |
+|---|---|---|
+| `NETIFY_INFORMATICS_BASE_URL` | `https://informatics.netify.ai/api/v1` | Netify API base URL |
+
+---
+
+## Docker Run Example
+
+```bash
+docker run -d \
+  --name backone_proxy \
+  -p 4000:4000 \
+  -e MONGODB_URI=mongodb://host.docker.internal:27017/backone_dpi \
+  -e NETIFY_SITE_UUIDS=site-uuid-1,site-uuid-2 \
+  -e NETIFY_TOKEN=your-jwt-token \
+  -e PROXY_COLLECT_MODE=agents \
+  -e PROXY_AGENT_UUIDS=agent-uuid-1,agent-uuid-2,agent-uuid-3 \
+  backone-proxy
+```
+
+## Docker Compose Example
+
+```yaml
+services:
+  proxy:
+    build: ./proxy
+    container_name: backone_proxy
+    restart: always
+    ports:
+      - "4000:4000"
+    environment:
+      - MONGODB_URI=mongodb://mongodb:27017/backone_dpi
+      - PROXY_PORT=4000
+      - PROXY_COLLECT_MODE=all
+      - PROXY_COLLECT_MODE=${PROXY_COLLECT_MODE:-all}
+      - PROXY_AGENT_UUID=${PROXY_AGENT_UUID:-}
+      - PROXY_AGENT_UUIDS=${PROXY_AGENT_UUIDS:-}
+      - PROXY_AGENT_DELAY_MS=${PROXY_AGENT_DELAY_MS:-5000}
+      - PROXY_CRON_SCHEDULE=${PROXY_CRON_SCHEDULE:-*/5 * * * *}
+      - NETIFY_SITE_UUIDS=${NETIFY_SITE_UUIDS}
+      - NETIFY_TOKEN=${NETIFY_TOKEN}
+      - NETIFY_INFORMATICS_BASE_URL=${NETIFY_INFORMATICS_BASE_URL:-https://informatics.netify.ai/api/v1}
+```
+
+## REST API Endpoints
+
+| Method | Endpoint | Description |
+|---|---|---|
+| `GET` | `/health` | Liveness check (MongoDB status) |
+| `GET` | `/status` | Scheduler status, mode, last run |
+| `GET` | `/agents` | List agent UUIDs in MongoDB |
+| `POST` | `/collect/all` | Manual trigger — all agents |
+| `POST` | `/collect/:uuid` | Manual trigger — single agent |
+| `POST` | `/collect/agents` | Manual trigger — multiple agents `{"uuids":[...], "delay_ms":5000}` |
+| `GET` | `/latest` | Latest data from all collections (debug) |
+| `GET` | `/domain-details?domain=...` | IP/MAC details for a domain |
+
+## Health Check
+
+```bash
+curl http://localhost:4000/health
+```