Added PR multiarch

Added python3.8-dev/build-essential to dockerfile

Adds token to GH actions for GetTwitchDownloader

.github/workflows/docker-pr.yml

@@ -23,5 +23,16 @@ jobs:
           name: "version.json"
           json: '{"type": "docker", "tag": "nightly", "commit": "${{ steps.vars.outputs.sha_short }}", "date": "${{ steps.date.outputs.date }}"}'
           dir: 'backend/'
-      - name: Build docker images
-        run: docker build . -t tzahi12345/youtubedl-material:nightly-pr
+      - name: setup platform emulator
+        uses: docker/setup-qemu-action@v1
+      - name: setup multi-arch docker build
+        uses: docker/setup-buildx-action@v1
+      - name: build & push images
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./Dockerfile
+          platforms: linux/amd64,linux/arm,linux/arm64/v8
+          #platforms: linux/amd64
+          push: false
+          tags: tzahi12345/youtubedl-material:nightly-pr

.github/workflows/docker-release.yml

@@ -84,3 +84,5 @@ jobs:
           push: true
           tags: ${{ steps.docker-meta.outputs.tags }}
           labels: ${{ steps.docker-meta.outputs.labels }}
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/docker.yml

@@ -84,3 +84,6 @@ jobs:
           push: true
           tags: ${{ steps.docker-meta.outputs.tags }}
           labels: ${{ steps.docker-meta.outputs.labels }}
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+