SKYHOOK-273: [CI] Add benchmark trigger workflow

.github/workflows/benchmark.yml

@@ -0,0 +1,34 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+name: Benchmark
+
+on:
+  pull_request:
+
+jobs:
+  trigger:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Trigger Benchmark Image Builder
+      run: |
+        curl \
+        -X POST \
+        -H "Accept: application/vnd.github.v3+json" \
+        -u JayjeetAtGithub:${{ secrets.PAT }} \
+        https://api.github.com/repos/uccross/skyhookdm-arrow-docker/dispatches \
+        -d '{  "event_type": "run", "client_payload": {"ref": "${{ github.event.pull_request.number }}", "branch": "${{ github.head_ref }}", "commit_sha": "${{ github.sha }}" } }'