build docker v2.5

.github/workflows/build-docker-image

@@ -0,0 +1,47 @@
+name: Build Yarr Docker image
+on:
+  workflow_dispatch:
+  push:
+    paths:
+      - 'yarr-version.txt'
+jobs:
+  main:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Read latest release tag
+        id: read-tag
+        run: |
+          echo ::set-output name=tag::$(curl -sL https://raw.githubusercontent.com/rebron1900/yarr/main/yarr-version.txt)
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+        with:
+          repository: 'rebron1900/yarr'
+          ref: ${{ steps.read-tag.outputs.tag }}
+      - 
+        name: Remove GOARCH
+        run: |
+          sed -i -e 's/GOARCH=amd64//g' makefile
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - 
+        name: Login to registry
+        uses: docker/login-action@v1 
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      - 
+        name: Push to Docker
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          push: true
+          tags: |
+            ${{ secrets.DOCKER_USERNAME }}/yarr:latest
+            ${{ secrets.DOCKER_USERNAME }}/yarr:${{ steps.read-tag.outputs.tag }}