fix: 修复 Docker 镜像版本标签问题

- 更新 Dockerfile.simple 使用动态构建参数
- 确保镜像标签信息与实际版本一致
- 支持正确的版本号、构建时间和 Git 提交信息

Dockerfile.simple

@@ -33,12 +33,17 @@ HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
 # 启动nginx
 CMD ["nginx", "-g", "daemon off;"]
 
+# 定义构建参数
+ARG VERSION=latest
+ARG BUILD_DATE
+ARG VCS_REF
+
 # 添加标签信息
 LABEL maintainer="walllee" \
       org.opencontainers.image.title="Moodist" \
       org.opencontainers.image.description="Ambient sounds for focus and calm - 多语言环境音应用" \
-      org.opencontainers.image.version="2.1.0" \
-      org.opencontainers.image.created="2025-11-16T06:53:40Z" \
-      org.opencontainers.image.revision="65958f8" \
+      org.opencontainers.image.version="${VERSION}" \
+      org.opencontainers.image.created="${BUILD_DATE}" \
+      org.opencontainers.image.revision="${VCS_REF}" \
       org.opencontainers.image.source="https://github.com/wheesys/moodist" \
       org.opencontainers.image.licenses="MIT"