allow to config max segmentation tokens length for RAG document using environment variable (#4375)

docker/docker-compose.yaml

@@ -167,6 +167,8 @@ services:
       # SSRF Proxy server
       SSRF_PROXY_HTTP_URL: 'http://ssrf_proxy:3128'
       SSRF_PROXY_HTTPS_URL: 'http://ssrf_proxy:3128'
+      # Indexing configuration
+      INDEXING_MAX_SEGMENTATION_TOKENS_LENGTH: 1000
     depends_on:
       - db
       - redis
@@ -287,6 +289,8 @@ services:
       NOTION_CLIENT_SECRET: you-client-secret
       NOTION_CLIENT_ID: you-client-id
       NOTION_INTERNAL_SECRET: you-internal-secret
+      # Indexing configuration
+      INDEXING_MAX_SEGMENTATION_TOKENS_LENGTH: 1000
     depends_on:
       - db
       - redis