Migrate Docker containers to dedicated VM

Architecture changes:
- Created VM 100 "docker-services" (Debian 12 Cloud Image)
- 10GB RAM, 6 Cores, 50GB system disk
- Separate 100GB LVM data volume for service data
- WireGuard moved from host to VM (10.0.0.2)
- All containers migrated and running

Updated documentation to reflect new architecture

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

docker/.env.template

@@ -19,3 +19,12 @@ VAULTWARDEN_ADMIN_TOKEN=<admin-token-hier>
 # ============================================
 N8N_USER=admin
 N8N_PASSWORD=<sicheres-passwort-hier>
+
+# ============================================
+# SAMSUNG TV API
+# ============================================
+# TV IP-Adresse im lokalen Netzwerk (z.B. 192.168.178.50)
+SAMSUNG_TV_IP=192.168.178.XXX
+# TV MAC-Adresse für Wake-on-LAN (optional, Format: AA:BB:CC:DD:EE:FF)
+# Findest du in TV-Einstellungen > Netzwerk > Netzwerkstatus
+SAMSUNG_TV_MAC=