GitHub Actions: set Gradle cache to read-only for non-build jobs

.github/workflows/build.yml

@@ -107,6 +107,8 @@ jobs:
       # Setup Gradle
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
+        with:
+          cache-read-only: true
 
       # Run tests
       - name: Run Tests
@@ -192,6 +194,8 @@ jobs:
       # Setup Gradle
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
+        with:
+          cache-read-only: true
 
       # Run Verify Plugin task and IntelliJ Plugin Verifier tool
       - name: Run Plugin Verification tasks

.github/workflows/release.yml

@@ -34,6 +34,8 @@ jobs:
       # Setup Gradle
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
+        with:
+          cache-read-only: true
 
       # Set environment variables
       - name: Export Properties

.github/workflows/run-ui-tests.yml

@@ -45,6 +45,8 @@ jobs:
       # Setup Gradle
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
+        with:
+          cache-read-only: true
 
       # Run IDEA prepared for UI testing
       - name: Run IDE

CHANGELOG.md

@@ -4,6 +4,10 @@
 
 ## [Unreleased]
 
+### Added
+
+- GitHub Actions: set Gradle cache to read-only for non-build jobs
+
 ### Removed
 
 - Remove `pluginUntilBuild` obsolete property