chore: diff and dockerfile

services/express/Dockerfile

@@ -0,0 +1,39 @@
+FROM golang:1.26.5-alpine AS builder
+
+WORKDIR /src
+
+ENV GOPROXY=https://goproxy.cn,direct \
+    CGO_ENABLED=0 \
+    GOOS=linux \
+    GOARCH=amd64
+
+COPY pkg ./pkg
+COPY go.mod go.sum ./
+
+RUN --mount=type=cache,target=/go/pkg/mod \
+    go mod download
+
+COPY rpc/ ./rpc
+COPY services/express/ ./services/express/
+
+WORKDIR /src/services/express
+
+RUN --mount=type=cache,target=/go/pkg/mod \
+    --mount=type=cache,target=/root/.cache/go-build \
+    go build -ldflags="-s -w" -o /out/main ./
+
+FROM alpine:3.22
+
+WORKDIR /app
+
+ENV TZ=Asia/Shanghai
+
+RUN apk add --no-cache tzdata \
+    && cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
+    && echo "Asia/Shanghai" > /etc/timezone
+
+COPY --from=builder /out/main .
+
+EXPOSE 10600
+
+CMD ["./main", "-f", "etc/express.yaml"]