CHANGE: Multiarch deployment

Backend/Dockerfile

@@ -1,12 +1,21 @@
-FROM golang:alpine
+# syntax=docker/dockerfile:1
+FROM --platform=$BUILDPLATFORM golang:alpine AS build
+ARG TARGETOS
+ARG TARGETARCH
+ENV CGO_ENABLED=0 \
+    GOOS=$TARGETOS \
+    GOARCH=$TARGETARCH
 
 WORKDIR /app
-
 COPY go.mod go.sum /app/
-
 RUN go mod download && go mod verify
 
 COPY . .
-RUN go build -o /usr/local/bin/app
+RUN go build -o server .
 
-CMD ["app"]
+FROM alpine
+WORKDIR /app
+COPY --from=build /app/server /app/server
+
+COPY /static /app/static
+ENTRYPOINT ["./server"]

Jenkinsfile

@@ -16,22 +16,9 @@ pipeline {
                 }
             }
             steps {
-                sh 'make build_backend'
-            }
-
-        }
-        stage('Deploying image arbeitszeit-backend') {
-            when {
-                anyOf{
-                    changeset 'Jenkinsfile'
-                    changeset 'Makefile'
-                    changeset 'Backend/**'
-                }
-            }
-            steps {
-                sh 'make push_backend'
-            }
+                sh 'make backend'
             }
 
         }
     }
+}

Makefile

@@ -36,3 +36,7 @@ push_%:
 full_%:
 	make build_$*
 	make push_$*
+
+backend: login_registry
+	docker buildx build --platform linux/amd64,linux/arm64 -t git.letsstein.de/tom/arbeitszeit-backend:latest Backend --push
+	docker buildx build --platform linux/amd64,linux/arm64 -t git.letsstein.de/tom/arbeitszeit-backend:${GIT_COMMIT} Backend --push