github: check in actions workflow

.github/workflows/build.yml

@@ -0,0 +1,23 @@
+on:
+  push:
+    tags:
+      - 'v*'
+name: Build Release Image
+jobs:
+  build-image:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Clone Repository
+        uses: actions/checkout@v2
+      - name: Pull Builder Image
+        run: docker pull toaruos/build-tools:1.8.x
+      - name: Run Builder
+        run: docker run -v ${GITHUB_WORKSPACE}:/root/toaruos -w /root/toaruos -e LANG=C.UTF-8 -t toaruos/build-tools:1.8.x util/build-travis.sh
+      - name: Publish Release
+        uses: actions/create-relase@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: ToaruOS ${{ github.ref }}
+          draft: true