Document Java 25 requirements for the backend and launcher

Author: Villagers654

README.md

@@ -12,7 +12,7 @@
     <a href="https://astro.build"><img src="https://img.shields.io/badge/Astro-7.2-orange?style=flat-square&logo=astro" alt="Astro"></a>
     <a href="https://react.dev"><img src="https://img.shields.io/badge/React-19.0-blue?style=flat-square&logo=react" alt="React"></a>
     <a href="https://spring.io/projects/spring-boot"><img src="https://img.shields.io/badge/Spring_Boot-4.1-green?style=flat-square&logo=springboot" alt="Spring Boot"></a>
-    <a href="https://www.java.com"><img src="https://img.shields.io/badge/Java-21-red?style=flat-square&logo=openjdk" alt="Java 21"></a>
+    <a href="https://www.java.com"><img src="https://img.shields.io/badge/Java-25-red?style=flat-square&logo=openjdk" alt="Java 25"></a>
     <a href="https://www.mongodb.com"><img src="https://img.shields.io/badge/Database-MongoDB-forestgreen?style=flat-square&logo=mongodb" alt="MongoDB"></a>
     <a href="https://github.com/Modtale/modtale"><img src="https://img.shields.io/endpoint?url=https%3A%2F%2Fghloc.vercel.app%2Fapi%2FModtale%2Fmodtale%2Fbadge&style=flat-square&logo=git" alt="Lines of Code"></a>
 </p>
@@ -60,7 +60,7 @@ Warden is a separate, closed-source security scanner service.
 |  | **React** | Interactive UI Components & SPA Routing (`react-router-dom`) |
 |  | **Tailwind CSS** | Utility-first, responsive, and dark-mode compatible styling |
 |  | **Lucide React** | Consistent, lightweight SVG iconography |
-| **Backend** | **Java 21** | Modern, high-performance server language |
+| **Backend** | **Java 25** | Modern, high-performance server language |
 |  | **Spring Boot** | Enterprise-grade REST API Framework |
 |  | **MongoDB** | Primary NoSQL document data store |
 |  | **Bucket4j / Caffeine** | Token-bucket rate limiting and high-speed in-memory caching |
@@ -186,7 +186,7 @@ npm run dev
 
 ### 5. Native Launcher
 
-The `launcher/` project is a native Java 21 JavaFX client for installing Modtale projects into a local Hytale mods folder. It does not use Electron.
+The `launcher/` project is a native Java 25 JavaFX client for installing Modtale projects into a local Hytale mods folder. It does not use Electron.
 
 ```bash
 cd launcher

launcher/README.md

@@ -1,10 +1,10 @@
 # Modtale Launcher
 
-Java 21 / JavaFX desktop launcher for Modtale.
+Java 25 / JavaFX 26 desktop launcher for Modtale.
 
 ## Setup
 
-Install a full JDK 21, then run from the repository root:
+Install a full JDK 25, then run from the repository root:
 
 ```bash
 cd launcher
@@ -27,6 +27,6 @@ MODTALE_SITE_BASE_URL=http://localhost:5173 MODTALE_API_BASE_URL=http://localhos
 ./gradlew build      # Run checks and package for the host OS
 ```
 
-Native packages are written to `build/distributions/`. Packaging requires JDK 21's `jpackage` and platform packaging tools; Linux AppImage builds require `appimagetool` on `PATH`.
+Native packages are written to `build/distributions/`. Packaging requires JDK 25's `jpackage` and platform packaging tools; Linux AppImage builds require `appimagetool` on `PATH`.
 
 Keep contributions focused and run `./gradlew test` before submitting changes.