精简项目：只保留 docker_logs + health + info 三个工具

- 移除 database/middleware 等复杂模块，先聚焦核心功能
- docker_logs：封装 docker logs --tail N <container>
- 修复 go.mod 版本为 1.24 匹配 Docker 构建镜像
- Dockerfile 改用 alpine + docker-cli，避免 scratch 无 shell 问题
- docker-compose.yml 简化为单服务定义

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Dockerfile

@@ -6,15 +6,14 @@ COPY go.mod go.sum ./
 RUN go mod download
 
 COPY . .
-RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o /server ./cmd/server
+RUN CGO_ENABLED=0 go build -ldflags="-s -w" -o /server ./cmd/server
 
-FROM scratch
+FROM alpine:3.21
+
+RUN apk add --no-cache docker-cli ca-certificates
 
 COPY --from=builder /server /server
-COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
 COPY config/ /config/
 
 EXPOSE 8080
-USER 65534
-
 ENTRYPOINT ["/server"]