chore(server,worker): optimize Dockerfile

server/Dockerfile

@@ -1,14 +1,20 @@
-FROM golang:1.22-bullseye AS build
+ARG GO_VERSION=1.22
 ARG TAG=release,draco
 ARG VERSION
 
+FROM golang:${GO_VERSION}-bullseye AS build
+
 WORKDIR /app
-COPY go.mod go.sum ./
-RUN go mod download
+
+RUN --mount=type=bind,source=go.mod,target=go.mod \
+    --mount=type=bind,source=go.sum,target=go.sum \
+    --mount=type=cache,target=/go/pkg/mod \
+    go mod download
 
 COPY . /app/
 
-RUN go build -tags "${TAG}" "-ldflags=-X main.version=${VERSION} -s -w -buildid=" -trimpath
+RUN --mount=type=cache,target=/go/pkg/mod \
+    go build -tags "${TAG}" "-ldflags=-X main.version=${VERSION} -s -w -buildid=" -trimpath
 
 FROM debian:bullseye
 

worker/Dockerfile

@@ -1,14 +1,22 @@
-FROM golang:1.22-alpine AS build
+ARG GO_VERSION=1.22
 ARG TAG=release
 ARG VERSION
+FROM golang:${GO_VERSION}-alpine AS build
 
 RUN apk add --update --no-cache git ca-certificates build-base fuse
-RUN CGO_ENABLED=0 go install github.com/googlecloudplatform/[email protected]
+# RUN CGO_ENABLED=0 go install github.com/googlecloudplatform/[email protected]
 
 WORKDIR /app
+
+RUN --mount=type=bind,source=worker/go.mod,target=go.mod \
+    --mount=type=bind,source=worker/go.sum,target=go.sum \
+    --mount=type=cache,target=/go/pkg/mod \
+    go mod download
+
 COPY . /app/
 
-RUN CGO_ENABLED=0 go build -tags "${TAG}" "-ldflags=-X main.version=${VERSION} -s -w -buildid=" -trimpath -o plateauview-worker ./worker
+RUN --mount=type=cache,target=/go/pkg/mod \
+    CGO_ENABLED=0 go build -tags "${TAG}" "-ldflags=-X main.version=${VERSION} -s -w -buildid=" -trimpath -o plateauview-worker ./worker
 
 FROM scratch