Fix docker build (#237)

* include package-lock.

* extract intel gpu support from dockerfile.

* update arm support.

* new workflows.

* build intel images.

* add to docs.

.github/workflows/ghcr-arm.yml

@@ -0,0 +1,126 @@
+name: "arm64v8 and arm32v7 images"
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: m1k1o/neko
+  TAG_PREFIX: arm-
+  BASE_DOCKERFILE: Dockerfile.arm
+  PLATFORMS: linux/arm64,linux/arm/v7
+
+jobs:
+  build-base:
+    runs-on: ubuntu-latest
+    #
+    # do not run on forks
+    #
+    if: github.repository_owner == 'm1k1o'
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - 
+        name: Extract metadata (tags, labels) for Docker
+        uses: docker/metadata-action@v3
+        id: meta
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}/${{ env.TAG_PREFIX }}base
+          tags: |
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=sha,format=long
+      - 
+        name: Log in to the Container registry
+        uses: docker/login-action@v1
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GHCR_ACCESS_TOKEN }}
+      - 
+        name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: ./
+          file: .docker/base/${{ env.BASE_DOCKERFILE }}
+          platforms: ${{ env.PLATFORMS }}
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+  build:
+    runs-on: ubuntu-latest
+    #
+    # do not run on forks
+    #
+    if: github.repository_owner == 'm1k1o'
+    needs: [ build-base ]
+    strategy:
+      # Will build all images even if some fail.
+      matrix:
+        include:
+          - tag: firefox
+            dockerfile: Dockerfile.arm
+          - tag: chromium
+            dockerfile: Dockerfile.arm
+          - tag: ungoogled-chromium
+            dockerfile: Dockerfile
+          - tag: tor-browser
+            dockerfile: Dockerfile
+          - tag: vlc
+            dockerfile: Dockerfile
+          - tag: xfce
+            dockerfile: Dockerfile
+    env:
+      TAG_NAME: ${{ matrix.tag }}
+      DOCKERFILE: ${{ matrix.dockerfile }}
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - 
+        name: Extract metadata (tags, labels) for Docker
+        uses: docker/metadata-action@v3
+        id: meta
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}/${{ env.TAG_PREFIX }}${{ env.TAG_NAME }}
+          tags: |
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=sha,format=long
+      - 
+        name: Log in to the Container registry
+        uses: docker/login-action@v1
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GHCR_ACCESS_TOKEN }}
+      - 
+        name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: .docker/${{ env.TAG_NAME }}
+          file: .docker/${{ env.TAG_NAME }}/${{ env.DOCKERFILE }}
+          platforms: ${{ env.PLATFORMS }}
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          build-args: |
+            BASE_IMAGE=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}/${{ env.TAG_PREFIX }}base:sha-${{ github.sha }}