perf: reduce memory (drop flask debug, celery concurrency=2, MALLOC_ARENA_MAX)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

docker-compose.yaml

@@ -2,7 +2,7 @@ services:
   office-xbot-app:
     container_name: office-xbot-app
     image: "${APP_IMAGE}"
-    command: "flask --app app:create_app run --debug --port 8080 --host 0.0.0.0"
+    command: "flask --app app:create_app run --port 8080 --host 0.0.0.0"
     ports:
       - "0.0.0.0:8080:8080"
     environment:
@@ -20,6 +20,7 @@ services:
       - OFFICE_XBOT_TABLE_ID=${OFFICE_XBOT_TABLE_ID}
       - OFFICE_XBOT_VIEW_ID=${OFFICE_XBOT_VIEW_ID}
       - TZ=Asia/Shanghai
+      - MALLOC_ARENA_MAX=2
     healthcheck:
       test: ["CMD", "python", "-c", "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8080/index')"]
       interval: 30s
@@ -31,7 +32,7 @@ services:
   office-xbot-celery:
     container_name: office-xbot-celery
     image: "${APP_IMAGE}"
-    command: "celery -A app.make_celery worker -B --loglevel INFO"
+    command: "celery -A app.make_celery worker -B --loglevel INFO --concurrency=2"
     environment:
       - APP_ID=${APP_ID}
       - APP_SECRET=${APP_SECRET}
@@ -48,6 +49,7 @@ services:
       - OFFICE_XBOT_VIEW_ID=${OFFICE_XBOT_VIEW_ID}
       - FEISHU_GROUP_CHAT_ID=${FEISHU_GROUP_CHAT_ID}
       - TZ=Asia/Shanghai
+      - MALLOC_ARENA_MAX=2
     healthcheck:
       test: ["CMD", "celery", "inspect", "ping"]
       interval: 10s
@@ -69,6 +71,7 @@ services:
 
     environment:
       - TZ=Asia/Shanghai
+      - MALLOC_ARENA_MAX=2
 
   office-xbot-flower:
     container_name: office-xbot-flower
@@ -83,6 +86,7 @@ services:
 
     environment:
       - TZ=Asia/Shanghai
+      - MALLOC_ARENA_MAX=2
 
 
 networks: