CI: add dummy CI workflow

.github/workflows/ci.yml

@@ -0,0 +1,27 @@
+name: CI
+
+on:
+  push:
+    branches: [ master ]
+    tags: 'v*'
+
+# Recommended here: https://github.com/bazelbuild/bazelisk/issues/88#issuecomment-625178467
+env:
+  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+jobs:
+  test-linux:
+    runs-on: ubuntu-18.04
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Run tests
+      shell: bash
+      run: |
+        if [[ -f ./fail_the_tests ]]; then
+          echo 'Tests failed'
+          false
+        else
+          echo 'Tests passed'
+        fi

.github/workflows/release.yml

@@ -20,33 +20,25 @@ jobs:
         uses: actions/checkout@v2
       - name: Build release
         run: |
-          echo "this is a release, commit hash=${{ github.sha }}" > out.txt
-          echo "this is another output" > out2.txt
+          echo "this is a release, commit hash=${{ github.sha }}" > out.txt && echo "this is another output" > out2.txt
         shell: bash
       - name: Create GitHub Release
         id: create_release
         uses: actions/create-release@v1
         with:
-          body: Release ${{ github.ref }}
           tag_name: ${{ github.ref }}
           release_name: Release ${{ github.ref }}
-          draft: false
-          prerelease: false
       - name: Upload out.txt
-        #id: upload-release-asset
         uses: actions/upload-release-asset@v1
         with:
-          # This pulls from the CREATE RELEASE step above, referencing it's ID to get its outputs object, which include a `upload_url`. See this blog post for more info: https://jasonet.co/posts/new-features-of-github-actions/#passing-data-to-future-steps
           upload_url: ${{ steps.create_release.outputs.upload_url }}
           asset_path: ./out.txt
           asset_name: out.txt
           # Media type from: https://www.iana.org/assignments/media-types/media-types.xhtml#application
           asset_content_type: text/plain
       - name: Upload out2.txt
-        #id: upload-release-asset2
         uses: actions/upload-release-asset@v1
         with:
-          # This pulls from the CREATE RELEASE step above, referencing it's ID to get its outputs object, which include a `upload_url`. See this blog post for more info: https://jasonet.co/posts/new-features-of-github-actions/#passing-data-to-future-steps
           upload_url: ${{ steps.create_release.outputs.upload_url }}
           asset_path: ./out2.txt
           asset_name: out2.txt