Clean up and add support for arm64

.github/workflows/push.yml

@@ -0,0 +1,35 @@
+name: push-dockerhub
+
+on:
+  push:
+    branches:
+      - "main"
+      - "master"
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v3
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      -
+        name: Login to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_PASSWORD }}
+      -
+        name: Build and push
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: niklasnikki/hello-world:latest

.gitignore

@@ -4,3 +4,5 @@
 /dist
 *.swp
 /.trash-cache
+hello-world
+.idea

Dockerfile

@@ -0,0 +1,10 @@
+FROM golang AS build
+COPY . /go/src/hello-world
+WORKDIR /go/src/hello-world
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o hello-world .
+
+FROM rawmind/alpine-base:3.7-0
+COPY --from=build /go/src/hello-world/hello-world /opt/hello-world/
+COPY img/* /opt/hello-world/
+WORKDIR /opt/hello-world
+ENTRYPOINT ["/opt/hello-world/hello-world"]

go.mod

@@ -0,0 +1,5 @@
+module hello-world
+
+go 1.19
+
+require github.com/rancher/hello-world v0.1.2

go.sum

@@ -0,0 +1,2 @@
+github.com/rancher/hello-world v0.1.2 h1:dnkMcxtbfFAts1pEvsXLHwBRGHipV6BRjxTmPvm3wvM=
+github.com/rancher/hello-world v0.1.2/go.mod h1:GJ1aiitLrwBY87NJ4P4ug9uk8t+QycSNguIyQsXpH5s=