chore(build): update to Gradle 8.12 and set CI to use JDK 17 (#308)

Upgraded the build system to Gradle 8.12 and updated the CI pipeline to use JDK 17 for improved compatibility and performance.

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: liberica
-          java-version: 11
+          java-version: 17
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
@@ -71,7 +71,7 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: liberica
-          java-version: 11
+          java-version: 17
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
@@ -158,7 +158,7 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: liberica
-          java-version: 11
+          java-version: 17
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4