Create copilot-setup-steps.yml (#7478)

Author: ericstj

.github/workflows/copilot-setup-steps.yml

@@ -0,0 +1,33 @@
+name: "Copilot Setup Steps"
+
+# Allow testing of the setup steps from your repository's "Actions" tab.
+on: workflow_dispatch
+
+jobs:
+  # The job MUST be called `copilot-setup-steps` or it will not be picked up by Copilot.
+  # See https://docs.github.com/en/copilot/customizing-copilot/customizing-the-development-environment-for-copilot-coding-agent
+  copilot-setup-steps:
+    runs-on: 8-core-ubuntu-latest
+
+    permissions:
+      contents: read
+
+    # You can define any steps you want, and they will run before the agent starts.
+    # If you do not check out your code, Copilot will do this for you.
+    steps:
+      - uses: actions/[email protected]
+
+      - name: Install Dependencies
+        run: |
+          sudo ./eng/common/native/install-dependencies.sh && \
+          sudo apt-get install -qq -y \
+            libomp-dev
+
+      - name: Build
+        run: ./build.sh
+
+      - name: Put dotnet on the path
+        run: echo "PATH=$PWD/.dotnet:$PATH" >> $GITHUB_ENV
+
+      - name: Run dotnet info
+        run: dotnet --info