sync: 同步 v1.0.4 并脱敏配置与镜像

server/build/Dockerfile

@@ -1,4 +1,5 @@
-FROM golang:1.25-alpine AS builder
+ARG BASE_REGISTRY=docker.io/library
+FROM ${BASE_REGISTRY}/golang:1.25-alpine AS builder
 
 LABEL stage=gobuilder
 
@@ -8,7 +9,10 @@ ENV CGO_ENABLED=1
 ENV GOOS=linux
 ENV GOARCH=amd64
 
-RUN apk add --no-cache gcc musl-dev git tzdata
+# 基础镜像源：阿里云 Alpine 镜像站曾出现索引与实际文件不同步（APKINDEX 标 r24、
+# 目录只有 r23，导致 musl/musl-dev 拉取 404）。改用清华源，可用性更稳。
+RUN sed -i 's#https://dl-cdn.alpinelinux.org/alpine#https://mirrors.tuna.tsinghua.edu.cn/alpine#g' /etc/apk/repositories && \
+    apk add --no-cache gcc musl-dev git tzdata expect
 
 WORKDIR /build
 
@@ -29,7 +33,7 @@ RUN set -euxo pipefail && \
         -ldflags "-X main.BuildVersion=${BuildVersion} -X main.CommitID=${CommitID} -X main.BuildTime=${BuildTime}" \
         .
 
-FROM alpine:3.23
+FROM ${BASE_REGISTRY}/alpine:3.23 AS alpine
 
 RUN apk add --no-cache ca-certificates tzdata
 
@@ -39,6 +43,6 @@ EXPOSE 13100
 
 WORKDIR /app
 COPY --from=builder /build/iotlcmadmin_svc /app/iotlcmadmin_svc
-COPY --from=builder /build/build/build_config.yaml /app/config/config.yaml
+COPY --from=builder /build/build/config.example.yaml /app/config/config.yaml
 
 CMD ["./iotlcmadmin_svc"]