feat(docker): 安装 tzdata 并设置 TZ=Asia/Shanghai 以让 Node.js 使用上海时区

backend/Dockerfile

@@ -1,14 +1,13 @@
 FROM node:20-alpine
 
+# Set timezone to Asia/Shanghai FIRST
+# This ensures that any native modules compiled during npm install are linked correctly.
+RUN apk add --no-cache tzdata
+ENV TZ=Asia/Shanghai
+
 WORKDIR /usr/src/app
 
 COPY package*.json ./
-
-# Set timezone to Asia/Shanghai
-RUN apk add --no-cache tzdata
-ENV TZ=Asia/Shanghai
-ENV NODE_ENV=production
-
 RUN npm install
 
 COPY . .

backend/init.sql

@@ -4,7 +4,7 @@ CREATE TABLE IF NOT EXISTS emails (
     sender VARCHAR(255) NOT NULL,
     subject VARCHAR(512),
     body TEXT,
-    received_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    received_at DATETIME,
     raw MEDIUMBLOB
 );
 

backend/logger.js

@@ -4,7 +4,8 @@ const logger = winston.createLogger({
   level: 'info',
   format: winston.format.combine(
     winston.format.timestamp({
-      format: 'YYYY-MM-DD HH:mm:ss'
+      format: 'YYYY-MM-DD HH:mm:ss',
+      tz: 'Asia/Shanghai'
     }),
     winston.format.errors({ stack: true }),
     winston.format.splat(),
@@ -17,10 +18,16 @@ const logger = winston.createLogger({
   ]
 });
 
+// 在非生产环境下，添加一个带有着色的控制台输出
 if (process.env.NODE_ENV !== 'production') {
   logger.add(new winston.transports.Console({
     format: winston.format.combine(
       winston.format.colorize(),
+      // 确保控制台日志也有正确格式和时区的时间戳
+      winston.format.timestamp({
+        format: 'YYYY-MM-DD HH:mm:ss',
+        tz: 'Asia/Shanghai'
+      }),
       winston.format.printf(({ level, message, timestamp, stack }) => {
         if (stack) {
           // 打印错误堆栈
@@ -32,14 +39,4 @@ if (process.env.NODE_ENV !== 'production') {
   }));
 }
 
-// 在文件日志中也使用更清晰的格式
-logger.transports.forEach(t => {
-  if (t.name === 'file') {
-    t.format = winston.format.combine(
-      winston.format.timestamp(),
-      winston.format.json()
-    );
-  }
-});
-
 module.exports = logger;

backend/saveEmail.js

@@ -42,9 +42,14 @@ async function saveEmail(stream) {
         const subject = parsed.subject || 'No Subject';
         const body = parsed.text || (parsed.html || '');
 
+        // Manually create a timestamp for 'Asia/Shanghai' timezone
+        const received_at = new Date().toLocaleString('sv-SE', {
+            timeZone: 'Asia/Shanghai'
+        });
+
         const [result] = await db.execute(
-            'INSERT INTO emails (recipient, sender, subject, body) VALUES (?, ?, ?, ?)',
-            [recipient, sender, subject, body]
+            'INSERT INTO emails (recipient, sender, subject, body, received_at) VALUES (?, ?, ?, ?, ?)',
+            [recipient, sender, subject, body, received_at]
         );
         // const [result] = await db.execute(
         //     'INSERT INTO emails (recipient, sender, subject, body, raw) VALUES (?, ?, ?, ?, ?)',