fix

Dockerfile

@@ -1,21 +1,27 @@
-FROM --platform=$BUILDPLATFORM golang:1.22.4-alpine3.20 AS builder
+FROM docker-0.unsee.tech/golang:alpine AS builder
 
 WORKDIR /app
-COPY . .
 
-ENV GO111MODULE=on GOPROXY=https://goproxy.cn,direct
+ENV GOPROXY=https://goproxy.cn \
+    GO111MODULE=on \
+    CGO_ENABLED=0 \
+    GOCACHE=/root/.cache/go-build \
+    GOMODCACHE=/go/pkg/mod
+
+COPY go.mod go.sum ./
+
 RUN go mod download
 
-ARG TARGETOS
-ARG TARGETARCH
+COPY . .
+
 # 使用 GOOS 和 GOARCH 环境变量来构建不同架构的二进制文件
-RUN CGO_ENABLED=0 GOOS=$TARGETOS GOARCH=$TARGETARCH go build -ldflags="-w -s" -o pcm-openi
+RUN --mount=type=cache,target=/go/pkg/mod \
+    --mount=type=cache,target=/root/.cache/go-build \
+    GOOS=linux GOARCH=amd64 go build -ldflags="-w -s" -o pcm-openi
 
-
-FROM --platform=$TARGETPLATFORM alpine:latest
+FROM docker-0.unsee.tech/alpine:latest
 WORKDIR /app
 
-#修改alpine源为上海交通大学
 RUN apk add --no-cache ca-certificates && update-ca-certificates && \
   apk add --update tzdata && \
   rm -rf /var/cache/apk/*