Sync infra config: HA/Zabbix relocation, Immich storage move, new services

Accumulated uncommitted infra changes:
- Caddyfile: repoint HA/Zabbix to 192.168.1.4/.3, add ~20 new site routes
- Immich: move media to /mnt/smsg, enable CUDA ML, mem limits, rewrite backup.sh
- Add service stacks: agap-mcp, anki, family, freshrss, iperf3, kanboard,
  linkwarden, qbittorrent, radicale, syncthing, vikunja, windows
- openwebui: enable API keys; ollama: drop CPU fallback
- seafile/zabbix: extra_hosts entries; matrix: add user juris
- Remove pihole stack and stale wiki/migrate.py
- Ignore marketplace-mcp (standalone repo) and linkwarden runtime data

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01LeqyaxJF2nbRXJtae2kNB2

family/docker-compose.yml

@@ -0,0 +1,32 @@
+services:
+  mediawiki:
+    build: .
+    image: mediawiki-tmh:latest
+    restart: unless-stopped
+    ports:
+      - "8099:80"
+    volumes:
+      - /mnt/ssd/dbs/wiki/mediawiki_images:/var/www/html/images
+      - ./LocalSettings.php:/var/www/html/LocalSettings.php  # uncomment after initial setup
+      - ./IMG_0448.JPG:/var/www/html/images/logo.jpg
+      - ./uploads.ini:/usr/local/etc/php/conf.d/uploads.ini
+    environment:
+      MEDIAWIKI_DB_HOST: db
+      MEDIAWIKI_DB_NAME: mediawiki
+      MEDIAWIKI_DB_USER: mw_k7px2q
+      MEDIAWIKI_DB_PASSWORD: Vt9#mLqR4wXn8bZ2
+    depends_on:
+      - db
+
+  db:
+    image: mariadb:lts
+    restart: unless-stopped
+    environment:
+      MYSQL_DATABASE: mediawiki
+      MYSQL_USER: mw_k7px2q
+      MYSQL_PASSWORD: Vt9#mLqR4wXn8bZ2
+      MYSQL_RANDOM_ROOT_PASSWORD: "yes"
+    volumes:
+      - /mnt/ssd/dbs/wiki/mediawiki_db:/var/lib/mysql
+
+