System Landscape

System Landscape

This section describes the current functional landscape of all servers, services, applications, and their deployment lifecycles.

Infrastructure Matrix

graph LR
    subgraph Hetzner["Hetzner Cloud VPS"]
        Prod["production-01\n(salesnow-prod)\n178.105.204.32"]
    end

    subgraph Cloudflare["Cloudflare Edge"]
        CF_DNS["DNS Zone: salitech.de"]
        CF_Pages["Cloudflare Pages\n(docs.salitech.de)"]
    end

    subgraph ActiveServices["Active Services"]
        Caddy["Caddy (Host)"]
        N8N["n8n (/opt/n8n)"]
        Umami["Umami (/opt/umami)"]
    end

    subgraph Retained["Retained / Stopped"]
        Firecrawl["Firecrawl (/opt/firecrawl)"]
    end

    subgraph Planned["Planned Components"]
        API["Salitech API (api.salitech.de)"]
        PlatformDB["Central PostgreSQL"]
        AgentFleet["Customer Agents"]
    end

    CF_DNS --> Prod
    Prod --> Caddy
    Caddy --> N8N
    Caddy --> Umami
    Caddy -.-> API

---

Component Lifecycle Summary

Category	Component	Status	Location / Server	Notes
Server	production-01	Active	Hetzner (178.105.204.32)	Primary node running Ubuntu 26.04 LTS.
Proxy	Caddy	Active	production-01 (Host)	Automatic TLS, reverse proxy for internal ports.
Service	n8n	Active	production-01 (/opt/n8n)	Port 5678 on loopback, automation.salitech.de.
Service	Umami	Active	production-01 (/opt/umami)	v3.3.1, Port 3001 on loopback, analytics.salitech.de.
Service	Firecrawl	Stopped	production-01 (/opt/firecrawl)	Web scraping engine; stopped but preserved on host.
Service	Crawl4AI	Removed	production-01	Fully deleted on 2026-09-11.
Service	NocoDB	Removed	production-01	Fully deleted along with Postgres DB on 2026-09-11.
Database	MongoDB	Not Installed	production-01	Not installed on production-01.
API	Salitech API	Planned	production-01	api.salitech.de, backend for Customer Agents.
Database	Platform PostgreSQL	Planned	production-01	Central storage for Salitech API.
Documentation	Salitech Docs	Active	Cloudflare Pages	https://docs.salitech.de.

---

Network Ingress Map

Internet Request
       │
       ▼
┌───────────────────────────┐
│ Cloudflare Edge / DNS     │
└──────────────┬────────────┘
               │ HTTPS (443)
               ▼
┌───────────────────────────┐
│ Caddy Reverse Proxy       │
│ (Host: production-01)     │
└──────────────┬────────────┘
               │
               ├───────► 127.0.0.1:5678  ──► n8n Container
               ├───────► 127.0.0.1:3001  ──► Umami Container
               └───────► 127.0.0.1:8000  ──► Salitech API (Planned)