test cache usage in dockerfile

.github/workflows/build-courier-push-tag-shared.yaml

@@ -55,17 +55,6 @@ jobs:
           username: ${{ secrets.AWS_ACCESS_KEY_ID_SHARED }}      
           password: ${{ secrets.AWS_SECRET_ACCESS_KEY_SHARED }}
 
-      - name: Go Build Cache for Docker
-        uses: actions/cache@v3
-        with:
-          path: go-build-cache
-          key: ${{ runner.os }}-go-build-cache-${{ hashFiles('**/go.sum') }}
-
-      - name: inject go-build-cache into docker
-        uses: reproducible-containers/[email protected]
-        with:
-          cache-source: go-build-cache
-
       - name: Build and push - Courier Image
         uses: docker/build-push-action@v3
         with:
@@ -77,8 +66,7 @@ jobs:
           file: docker/Dockerfile
           push: true
           tags: "${{env.IMAGE_TAG}}"
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
+          no-cache: true
 
       - name: Check out Kubernetes Manifests
         uses: actions/checkout@master
@@ -142,3 +130,4 @@ jobs:
           directory: ./kubernetes-manifests/
           branch: main
           message: "From Courier Build (Push Tag ${{ env.MANIFESTS_ENVIRONMENT }})"
+

docker/Dockerfile

@@ -2,15 +2,13 @@ FROM golang:1.17.5-alpine3.14 AS builder
 
 WORKDIR /app
 
-RUN go env -w GOMODCACHE=/root/.cache/go-build
-
 RUN apk add --no-cache --virtual build-deps curl gcc
 
 COPY go.mod go.sum ./
-RUN --mount=type=cache,target=/root/.cache/go-build go mod download
+RUN --mount=type=cache,target=/go/pkg/mod/ go mod download
 
 COPY . ./
-RUN --mount=type=cache,target=/root/.cache/go-build go install -v ./cmd/...
+RUN --mount=type=cache,target=/go/pkg/mod/ go install -v ./cmd/...
 
 FROM alpine:3.18.4