Add copilot coding agent setup steps

Author: trask

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

@@ -0,0 +1,34 @@
+# Custom setup steps for GitHub Copilot coding agent to speed up Copilot's work on coding tasks
+name: "Copilot Setup Steps"
+
+on:
+  pull_request:
+    paths:
+      - .github/workflows/copilot-setup-steps.yml
+  push:
+    paths:
+      - .github/workflows/copilot-setup-steps.yml
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  copilot-setup-steps: # Job name required by GitHub Copilot coding agent
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+
+      - name: Set up JDK for running Gradle
+        uses: actions/setup-java@c5195efecf7bdfc987ee8bae7a71cb8b11521c00 # v4.7.1
+        with:
+          distribution: temurin
+          java-version: 17
+
+      - name: Set up gradle
+        uses: gradle/actions/setup-gradle@017a9effdb900e5b5b2fddfb590a105619dca3c3 # v4.4.2
+
+      - name: Build project and download dependencies
+        run: ./gradlew build -x test