Fix ClickHouse native port mapping to avoid conflict with other services

Remap host port 9000 -> 9002 for ClickHouse native protocol to avoid
collision with other local ClickHouse instances.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: doneyli

docker-compose.yml

@@ -78,7 +78,7 @@ services:
       - langfuse_clickhouse_logs:/var/log/clickhouse-server
     ports:
       - 127.0.0.1:8124:8123
-      - 127.0.0.1:9000:9000
+      - 127.0.0.1:9002:9000
     healthcheck:
       test: wget --no-verbose --tries=1 --spider http://localhost:8123/ping || exit 1
       interval: 5s