From 5223a30c690d79f7c3e3f3e443162748ea2139f6 Mon Sep 17 00:00:00 2001
From: fallensigh <fallensigh@gmail.com>
Date: Mon, 24 Aug 2026 00:19:45 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20Docker=20=E6=97=B6=E5=8C=BA=E9=85=8D?=
 =?UTF-8?q?=E7=BD=AE(=E4=BF=9D=E7=95=99tzdata+ENV=20TZ)?=
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- 原 apk del tzdata 导致容器 UTC, 定时任务无法在 00:00 触发

- 保留 tzdata 并设置 ENV TZ=Asia/Shanghai (Go time 库依赖)

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>
---
 go/Dockerfile | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/go/Dockerfile b/go/Dockerfile
index 0598404..f217c41 100644
--- a/go/Dockerfile
+++ b/go/Dockerfile
@@ -12,10 +12,11 @@ RUN CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags="-s -w" -o electric-mon
 # 阶段2: 最小运行镜像
 FROM alpine:3.20
 # 时区: 定时任务需按北京时间 00:00 触发
+# 保留 tzdata 并设置 TZ 环境变量 (Go time 库依赖它，apk del 会导致 UTC)
+ENV TZ=Asia/Shanghai
 RUN apk add --no-cache tzdata \
     && cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
-    && echo "Asia/Shanghai" > /etc/timezone \
-    && apk del tzdata
+    && echo "Asia/Shanghai" > /etc/timezone
 # 数据目录（历史记录 + 缓存挂载点）
 RUN mkdir -p /app/data
 WORKDIR /app