Tidy up the workflows and the Gradle version handling

.github/workflows/beta-release.yml

@@ -19,6 +19,19 @@ jobs:
           # Source branch
           ref: ${{ github.head_ref }}
 
+      # Setup Java 21 environment for the next steps
+      - name: Setup Java
+        uses: actions/setup-java@v6
+        with:
+          distribution: zulu
+          java-version: 21
+
+      # Setup Gradle
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v6
+        with:
+          gradle-home-cache-cleanup: true
+
       # Manipulate gradle.properties pluginVersion property, appends '-buildNumber-beta'
       - name: Patch Gradle Properties
         shell: bash
@@ -39,19 +52,6 @@ jobs:
           sed -i "/pluginVersion = / s/ = .*/ = $VERSION_WITH_BUILDNUMBER/" gradle.properties
           echo "Version: $VERSION_WITH_BUILDNUMBER"
 
-      # Setup Java 21 environment for the next steps
-      - name: Setup Java
-        uses: actions/setup-java@v6
-        with:
-          distribution: zulu
-          java-version: 21
-
-      # Setup Gradle
-      - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v6
-        with:
-          gradle-home-cache-cleanup: true
-
       # Publish the plugin to the Marketplace, this should automatically use the 'beta' channel because we changed the
       #  version in gradle.properties to version-beta
       - name: Publish Plugin Beta

.github/workflows/build.yml

@@ -150,9 +150,9 @@ jobs:
 
       # Free GitHub Actions Environment Disk Space
       - name: Maximize Build Space
-        uses: jlumbroso/free-disk-space@main
+        uses: jlumbroso/free-disk-space@v2.0.0
         with:
-          tool-cache: false
+          preinstalled-runtimes: false
           large-packages: false
 
       # Check out current repository
@@ -188,9 +188,9 @@ jobs:
 
       # Free GitHub Actions Environment Disk Space
       - name: Maximize Build Space
-        uses: jlumbroso/free-disk-space@main
+        uses: jlumbroso/free-disk-space@v2.0.0
         with:
-          tool-cache: false
+          preinstalled-runtimes: false
           large-packages: false
 
       # Check out current repository

.github/workflows/release.yml

@@ -15,7 +15,6 @@ jobs:
     runs-on: ubuntu-latest
     permissions:
       contents: write
-      pull-requests: write
     steps:
 
       # Check out current repository

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

@@ -39,9 +39,9 @@ jobs:
       # Free GitHub Actions Environment Disk Space, an IDE download needs several GB
       - name: Maximize Build Space
         if: ${{ matrix.os == 'ubuntu-latest' }}
-        uses: jlumbroso/free-disk-space@main
+        uses: jlumbroso/free-disk-space@v2.0.0
         with:
-          tool-cache: false
+          preinstalled-runtimes: false
           large-packages: false
 
       # Check out current repository

build.gradle.kts

@@ -160,10 +160,6 @@ intellijPlatformTesting.testIdeUi.register("testIdeUi") {
 }
 
 tasks {
-    wrapper {
-        gradleVersion = properties("gradleVersion").get()
-    }
-
     test {
         useJUnitPlatform()
     }

gradle.properties

@@ -34,8 +34,8 @@ platformPlugins =
 # currently available builds, newest first. A comma separated list is supported.
 pluginVerifierIdeVersions = IU-2025.3
 
-# Gradle Releases -> https://github.com/gradle/gradle/releases
-gradleVersion = 9.7.1
+# The Gradle version is only set in gradle/wrapper/gradle-wrapper.properties, which Dependabot keeps up to date.
+# To change it by hand: ./gradlew wrapper --gradle-version <version>
 
 # Opt-out flag for bundling Kotlin standard library -> https://plugins.jetbrains.com/docs/intellij/kotlin.html#kotlin-standard-library
 # suppress inspection "UnusedProperty"