Upgrade to Gradle 8.9 (apache#29)

.gitignore

@@ -13,6 +13,10 @@ gradle-app.setting
 # Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored)
 !gradle-wrapper.jar
 
+# Ignore Gradle wrapper jar file
+gradle/wrapper/gradle-wrapper.jar
+gradle/wrapper/gradle-wrapper-*.sha256
+
 # Avoid ignore Gradle wrappper properties
 !gradle-wrapper.properties
 

README.md

@@ -51,7 +51,7 @@ docker run -p 8080:80 -v ${PWD}:/spec redocly/cli build-docs spec/rest-catalog-o
 ## Requirements / Setup
 
 - Java JDK >= 21, see [CONTRIBUTING.md](./CONTRIBUTING.md#java-version-requirements). 
-- Gradle 8.6 - This is included in the project and can be run using `./gradlew` in the project root.
+- Gradle - This is included in the project and can be run using `./gradlew` in the project root.
 - Docker - If you want to run the project in a containerized environment.
 
 Command-Line getting started

gradle/wrapper/gradle-wrapper.properties

@@ -16,7 +16,9 @@
 
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.6-bin.zip
+# See https://gradle.org/release-checksums/ for valid checksums
+distributionSha256Sum=d725d707bfabd4dfdc958c624003b3c80accc03f7037b5122c4b1d0ef15cecab
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.9-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

gradlew

@@ -84,6 +84,10 @@ APP_BASE_NAME=${0##*/}
 # Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
 APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
 
+if [ ! -e $APP_HOME/gradle/wrapper/gradle-wrapper.jar ]; then
+    curl -o $APP_HOME/gradle/wrapper/gradle-wrapper.jar https://raw.githubusercontent.com/gradle/gradle/v8.9.0/gradle/wrapper/gradle-wrapper.jar
+fi
+
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum