# Paca â AI-Native Knowledge Management
## Overview
Self-hosted Paca (paca-ai.org) â AI-native knowledge cabinet. Full Docker stack deployed at `/opt/paca/`. Exposed via nginx at **project.nexio.work**.
## Stack Technique
| Composant | Technologie |
|-----------|-------------|
| API | pacaai/paca-api (Node.js) |
| Web | pacaai/paca-web (Next.js SPA) |
| Realtime | pacaai/paca-realtime (WebSocket) |
| AI Agent | pacaai/paca-ai-agent |
| Gateway | nginx:1.27-alpine |
| Database | PostgreSQL 16 |
| Storage | MinIO (S3-compatible) |
| Cache | Valkey 8 (Redis fork) |
## Services Docker (7 containers)
```
paca-gateway-1 nginx:1.27-alpine â 0.0.0.0:8081â80
paca-realtime-1 pacaai/paca-realtime â 3001 (internal)
paca-api-1 pacaai/paca-api â 8080 (internal)
paca-web-1 pacaai/paca-web â 80/3000 (internal)
paca-ai-agent-1 pacaai/paca-ai-agent â 0.0.0.0:8082â8080
paca-postgres-1 postgres:16-alpine â 5432 (internal)
paca-minio-1 minio/minio â 9000 (internal)
paca-valkey-1 valkey/valkey:8-alpine â 6379 (internal)
```
## Accès
- **URL publique** : `https://project.nexio.work` (nginx â 127.0.0.1:8081)
- **AI Agent direct** : `:8082`
- **Emplacement** : `/opt/paca/`
- **Compose** : `/opt/paca/docker-compose.yml`
## Configuration
Standalone production compose â images pulled from DockerHub. Schema migrations embedded in API binary (idempotent SQL). External PostgreSQL/S3/MinIO options available via `.env` overrides.
# Citations
[1] Vérifié via `docker ps` et `nginx -T` (2026-06-16).
Paca — AI Knowledge Cabinet
Self-hosted Paca (paca-ai.org). 7 containers Docker. project.nexio.work.