CI: add build.yml for github actions to build and deploy for bpi-r64 …

…+ bpi-r2

.github/workflows/build.yml

@@ -0,0 +1,44 @@
+# This is a basic workflow to help you get started with Actions
+
+name: CI
+
+# Controls when the action will run. 
+on:
+  # Triggers the workflow on push or pull request events but only for the master branch
+  push:
+    branches:
+    - master
+    - 'ci-*'
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  build:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v2
+
+      # Runs a set of commands using the runners shell
+      - name: Run a multi-line script
+        run: |
+          ./build.sh
+
+      - name: Upload binaries to release
+        uses: svenstaro/upload-release-action@v2
+        with:
+          #repo_name: frank-w/buildroot
+          # A personal access token for the GitHub repository in which the release will be created and edited.
+          # It is recommended to create the access token with the following scopes: `repo, user, admin:repo_hook`.
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          file: rootfs*.cpio.gz
+          tag: ${{ github.ref }}
+          overwrite: true
+          body: "release for bpi-r2 + bpi-r64"
+          file_glob: true