Move reranker to Serenity, add monitoring and mesh-mqtt-observer stacks

- ai: remove reranker service (moved to Serenity at 10.5.1.5:9787)
- ai: add LiteLLM reranker proxy entry for Serenity
- ai: configure OpenWebUI to use LiteLLM for reranking
- monitoring: add Grafana + Prometheus stack
- mesh-mqtt-observer: add new service
- automation, documents, meshtastic: misc updates

documents/docker-compose.yaml

@@ -12,15 +12,18 @@ services:
       - /mnt/unraid/data/paperless/media:/usr/src/paperless/media
       - /mnt/unraid/data/paperless/export:/usr/src/paperless/export
       - /mnt/unraid/data/paperless/consume:/usr/src/paperless/consume
-    env_file: .env
+    env_file:
+      - .env
     environment:
-      - PAPERLESS_REDIS=${PAPERLESS_REDIS}
-      - PAPERLESS_DBHOST=shared-postgres
-      - PAPERLESS_DBNAME=paperless
-      - PAPERLESS_DBPORT=5432
-      - PAPERLESS_TIME_ZONE=America/Chicago
-      - PAPERLESS_OCR_LANGUAGE=eng
-      - PAPERLESS_URL=https://paperless.paccoco.com
+      PAPERLESS_REDIS: ${PAPERLESS_REDIS}
+      PAPERLESS_DBHOST: shared-postgres
+      PAPERLESS_DBNAME: paperless
+      PAPERLESS_DBUSER: ${PAPERLESS_DBUSER}
+      PAPERLESS_DBPASS: ${PAPERLESS_DBPASS}
+      PAPERLESS_DBPORT: 5432
+      PAPERLESS_TIME_ZONE: America/Chicago
+      PAPERLESS_OCR_LANGUAGE: eng
+      PAPERLESS_URL: https://paperless.paccoco.com
     healthcheck:
       test: ["CMD-SHELL", "curl -sf http://127.0.0.1:8000/ || exit 1"]
       interval: 30s
@@ -31,8 +34,70 @@ services:
       - ix-databases_shared-databases
       - pangolin
 
+  karakeep:
+    image: ghcr.io/karakeep-app/karakeep:${KARAKEEP_VERSION:-release}
+    container_name: karakeep
+    restart: unless-stopped
+    ports:
+      - "3100:3000"
+    volumes:
+      - /mnt/docker-ssd/docker/appdata/karakeep/data:/data
+    env_file:
+      - .env
+    environment:
+      DATA_DIR: /data
+      NEXTAUTH_URL: ${KARAKEEP_NEXTAUTH_URL}
+      NEXTAUTH_SECRET: ${KARAKEEP_NEXTAUTH_SECRET}
+      MEILI_ADDR: http://karakeep-meilisearch:7700
+      MEILI_MASTER_KEY: ${KARAKEEP_MEILI_MASTER_KEY}
+      BROWSER_WEB_URL: http://karakeep-chrome:9222
+      DISABLE_SIGNUPS: ${KARAKEEP_DISABLE_SIGNUPS}
+      DB_WAL_MODE: ${KARAKEEP_DB_WAL_MODE}
+      LOG_LEVEL: ${KARAKEEP_LOG_LEVEL}
+      TZ: America/Chicago
+      # Optional later:
+      # OLLAMA_BASE_URL: ${KARAKEEP_OLLAMA_BASE_URL}
+      # INFERENCE_TEXT_MODEL: ${KARAKEEP_INFERENCE_TEXT_MODEL}
+      # INFERENCE_ENABLE_AUTO_TAGGING: ${KARAKEEP_INFERENCE_ENABLE_AUTO_TAGGING}
+      # INFERENCE_ENABLE_AUTO_SUMMARIZATION: ${KARAKEEP_INFERENCE_ENABLE_AUTO_SUMMARIZATION}
+    depends_on:
+      - karakeep-chrome
+      - karakeep-meilisearch
+    networks:
+      - karakeep
+      - pangolin
+
+  karakeep-chrome:
+    image: gcr.io/zenika-hub/alpine-chrome:124
+    container_name: karakeep-chrome
+    restart: unless-stopped
+    command:
+      - --no-sandbox
+      - --disable-gpu
+      - --disable-dev-shm-usage
+      - --remote-debugging-address=0.0.0.0
+      - --remote-debugging-port=9222
+      - --hide-scrollbars
+    networks:
+      - karakeep
+
+  karakeep-meilisearch:
+    image: getmeili/meilisearch:v1.41.0
+    container_name: karakeep-meilisearch
+    restart: unless-stopped
+    environment:
+      MEILI_MASTER_KEY: ${KARAKEEP_MEILI_MASTER_KEY}
+      MEILI_NO_ANALYTICS: "true"
+      TZ: America/Chicago
+    volumes:
+      - /mnt/docker-ssd/docker/appdata/karakeep/meilisearch:/meili_data
+    networks:
+      - karakeep
+
 networks:
   ix-databases_shared-databases:
     external: true
   pangolin:
     external: true
+  karakeep:
+    name: documents_karakeep