feat(worker): 支持 WORKER_CONCURRENCY 环境变量控制 Celery 并发数 (#208)

infra/docker/entrypoint-worker.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+# Worker 启动脚本 — 支持 WORKER_CONCURRENCY 环境变量
+# 未设置时默认 2（保持向后兼容）
+
+set -e
+
+CONCURRENCY="${WORKER_CONCURRENCY:-2}"
+
+exec celery \
+  -A worker_app.celery_app \
+  worker \
+  --loglevel=info \
+  "--concurrency=${CONCURRENCY}"

infra/docker/worker.Dockerfile

@@ -51,6 +51,10 @@ COPY packages/ /app/packages/
 COPY alembic.ini /app/alembic.ini
 COPY migrations/ /app/migrations/
 
+# 复制 Worker 启动脚本（支持 WORKER_CONCURRENCY 环境变量）
+COPY infra/docker/entrypoint-worker.sh /usr/local/bin/entrypoint-worker.sh
+RUN chmod +x /usr/local/bin/entrypoint-worker.sh
+
 # 设置 Python 路径
 ENV PATH="/opt/venv/bin:$PATH"
 ENV PYTHONPATH=/app
@@ -65,4 +69,4 @@ USER celery
 
 # Worker 入口点
 WORKDIR /app/apps/worker
-CMD ["celery", "-A", "worker_app.celery_app", "worker", "--loglevel=info", "--concurrency=2"]
+CMD ["/usr/local/bin/entrypoint-worker.sh"]