Update java version to 24 in configuration files

Author: ya-ilya

.github/workflows/build.yml

@@ -14,11 +14,11 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - uses: gradle/wrapper-validation-action@v1
-      - name: Set up JDK 21
+      - name: Set up JDK 24
         uses: actions/setup-java@v3
         with:
           distribution: temurin
-          java-version: 21
+          java-version: 24
           cache: gradle
       - name: Grant execute permission for gradlew
         run: chmod +x gradlew

jitpack.yml

@@ -1,2 +1,2 @@
 jdk:
-  - openjdk21
+  - openjdk24

progreso-irc.dockerfile

@@ -1,12 +1,12 @@
-FROM gradle:jdk21-alpine AS build
+FROM gradle:jdk24-alpine AS build
 
 WORKDIR /progreso-irc
 
 COPY --chown=gradle:gradle . .
 
 RUN --mount=type=cache,target=/root/.gradle gradle --no-daemon :progreso-irc:shadowJar || true
 
-FROM openjdk:21-jdk-slim
+FROM openjdk:24-jdk-slim
 
 RUN mkdir /app