Fix ExecutionException handling and extend CI to master branch

- Log async chat errors via addon.logError instead of rethrowing as RuntimeException
- Add master to CI push/PR triggers so release PRs are validated

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: tastybento

.github/workflows/build.yml

@@ -4,9 +4,11 @@ on:
   push:
     branches:
       - develop
+      - master
   pull_request:
     branches:
       - develop
+      - master
 
 jobs:
   build-and-test:

src/main/java/world/bentobox/chat/listeners/ChatListener.java

@@ -121,7 +121,7 @@ public void onChat(final AsyncPlayerChatEvent e) {
             } catch (InterruptedException ex) {
                 Thread.currentThread().interrupt();
             } catch (java.util.concurrent.ExecutionException ex) {
-                throw new RuntimeException("Failed to process async chat on the main thread", ex);
+                addon.logError("Failed to process async chat for " + p.getName() + ": " + ex.getCause());
             }
         } else if (handleChatSync(p, message)) {
             e.setCancelled(true);