Add Tika full-text search

docker-compose.yml

@@ -16,13 +16,27 @@ services:
       PROXY_HTTP_ADDR: 0.0.0.0:9200
       PROXY_TLS: false
       OCIS_URL: https://${PUBLIC_URL}
-    networks: [ web ]
+      # fulltext search
+      SEARCH_EXTRACTOR_TYPE: tika
+      SEARCH_EXTRACTOR_TIKA_TIKA_URL: http://search-engine:9998
+      FRONTEND_FULL_TEXT_SEARCH_ENABLED: "true"
+    networks:
+      - web
+      - internal
     labels:
       traefik.http.routers.ocis.rule: Host(`${PUBLIC_URL}`)
       traefik.http.routers.ocis.tls: true
       traefik.http.routers.ocis.tls.certresolver: letsencrypt
       traefik.enable: true
+    depends_on: [ search-engine ]
+
+  search-engine:
+    image: apache/tika:latest-full
+    networks: [ internal ]
+    restart: always
 
 networks:
   web:
     external: true
+  internal:
+    internal: true