'init'

sc-lktx-backend/Dockerfile

@@ -0,0 +1,38 @@
+# ===== 构建阶段 =====
+FROM golang:1.22-alpine AS builder
+
+WORKDIR /app
+
+# 安装构建依赖
+RUN apk add --no-cache gcc musl-dev
+
+# 先复制 go.mod 和 go.sum 以利用 Docker 缓存
+COPY go.mod go.sum ./
+RUN go mod download
+
+# 复制源码并构建
+COPY . .
+RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o server ./cmd/server
+
+# ===== 运行阶段 =====
+FROM alpine:3.19
+
+WORKDIR /app
+
+# 安装运行时依赖（ca-certificates 用于 HTTPS 请求，tzdata 用于时区）
+RUN apk add --no-cache ca-certificates tzdata && \
+    cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && \
+    echo "Asia/Shanghai" > /etc/timezone
+
+# 从构建阶段复制二进制和配置文件
+COPY --from=builder /app/server .
+COPY --from=builder /app/config/ ./config/
+
+# 健康检查
+HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
+  CMD wget --no-verbose --tries=1 --spider http://localhost:8080/health || exit 1
+
+EXPOSE 8080
+
+# 默认使用生产配置，可通过命令行参数覆盖
+CMD ["./server", "config/config-prod.yaml"]