Upgrade to Java 25 and remove Supermaven plugin link

Author: anderssv

.github/workflows/main.yml

@@ -28,7 +28,7 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: 'temurin'
-          java-version: '21'
+          java-version: '25'
           cache: 'gradle'  # This caches Gradle dependencies
 
       # Cache Gradle wrapper and dependencies

.mise.toml

@@ -1,2 +1,2 @@
 [tools]
-java = "openjdk-21"
+java = "openjdk-25"

AGENTS.md

@@ -24,7 +24,7 @@
 ## Development Setup
 1. Install prerequisites:
    - Mise version manager
-   - Java 21 (via Mise)
+   - Java 25 (via Mise)
    - Git
 
 2. Build project:

README.md

@@ -51,7 +51,7 @@ npx skills add anderssv/the-example/skills
 Install [mise](https://mise.jdx.dev/getting-started.html)
 
 Mise will make sure you have the right tools and versions. If not:
-- Java 21
+- Java 25
 - Git
 
 ## Build and terminal
@@ -62,7 +62,7 @@ Mise will make sure you have the right tools and versions. If not:
    ```
 2. Install Java using mise:
    ```bash
-   mise install            # This will install Java 21 as specified in .mise.toml
+   mise install            # This will install Java 25 as specified in .mise.toml
    ```
 3. Build the project:
    ```bash
@@ -75,5 +75,4 @@ It works with most editors, but I recommend using IntelliJ IDEA.
 Most stuff is good with default plugins, but I also recommend:
 - [Mermaid](https://plugins.jetbrains.com/plugin/20146-mermaid) plugin
 - [Markdown](https://plugins.jetbrains.com/plugin/7793-markdown) plugin
-- [Supermaven](https://plugins.jetbrains.com/plugin/23893-supermaven) plugin
 - [GitHub Copilot](https://plugins.jetbrains.com/plugin/17718-github-copilot) plugin

build.gradle.kts

@@ -79,8 +79,8 @@ tasks {
     }
 
     compileJava {
-        sourceCompatibility = "21"
-        targetCompatibility = "21"
+        sourceCompatibility = "25"
+        targetCompatibility = "25"
     }
 
     compileKotlin {