updated to Paper 26.2, Java 25 and Gradle 9.6.1

- paper-api 26.2.build.129-stable (all modules), Java toolchain 25, shadow 9.6.1
- fixed NoSuchFieldError on join/quit/chat: Adventure 5 ClickEvent API
  (ClickEvent.suggestCommand / openUrl instead of ClickEvent.Action constants)
- fixed NBTComponent generics in AntiFormattedBook
- replaced javax.annotation with org.jetbrains.annotations (no longer provided by paper-api)
- local.gradle.example: Gradle 9 compatible (archiveFile, providers.exec)

The previous state is tagged as paper-1.21.10.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

common/src/main/java/eu/mhsl/craftattack/spawn/common/appliances/metaGameplay/chatMessages/ChatMessages.java

@@ -25,7 +25,7 @@ public class ChatMessages extends Appliance {
     public Component addReportActions(Component message, String username) {
         return message
             .hoverEvent(HoverEvent.showText(Component.text("Klicke, um diesen Spieler zu reporten").color(NamedTextColor.GOLD)))
-            .clickEvent(ClickEvent.clickEvent(ClickEvent.Action.SUGGEST_COMMAND, String.format("/report %s ", username)));
+            .clickEvent(ClickEvent.suggestCommand(String.format("/report %s ", username)));
     }
 
     @Override

common/src/main/java/eu/mhsl/craftattack/spawn/common/appliances/metaGameplay/report/Report.java

@@ -85,7 +85,7 @@ public class Report extends Appliance {
                         .append(
                             Component
                                 .text(createdReport.data().url(), NamedTextColor.GRAY)
-                                .clickEvent(ClickEvent.clickEvent(ClickEvent.Action.OPEN_URL, createdReport.data().url()))
+                                .clickEvent(ClickEvent.openUrl(createdReport.data().url()))
                         )
                         .appendNewline()
                         .appendNewline()

common/src/main/java/eu/mhsl/craftattack/spawn/common/appliances/security/antiFormattedBook/AntiFormattedBook.java

@@ -32,7 +32,7 @@ public class AntiFormattedBook extends Appliance {
 
         if (component instanceof TextComponent tc && tc.content().indexOf(SECTION) >= 0) return true;
 
-        if (component instanceof NBTComponent<?, ?> nbt) {
+        if (component instanceof NBTComponent<?> nbt) {
             if (nbt.separator() != null && this.hasFormattingDeep(nbt.separator())) return true;
         }