feat: add Quarkus handling

Adds Quarkus handling across the Java skill/reviewer surface, with maintainer follow-up fixes for duplicate catalog entries, required skill sections, localized snippet structure, and current main alignment.\n\nValidation run locally on the final PR head:\n- NODE_PATH=/Users/affoon/GitHub/ECC/everything-claude-code/node_modules node scripts/ci/validate-install-manifests.js\n- NODE_PATH=/Users/affoon/GitHub/ECC/everything-claude-code/node_modules node scripts/ci/validate-skills.js\n- NODE_PATH=/Users/affoon/GitHub/ECC/everything-claude-code/node_modules node scripts/ci/catalog.js --text\n- npx --yes markdownlint-cli docs/ECC-2.0-GA-ROADMAP.md\n- git diff --check\n- NODE_PATH=/Users/affoon/GitHub/ECC/everything-claude-code/node_modules node tests/run-all.js (2324 passed, 0 failed)

.opencode/prompts/agents/java-build-resolver.txt

@@ -120,4 +120,6 @@ Remaining errors: 1
 
 Final: `Build Status: SUCCESS/FAILED | Errors Fixed: N | Files Modified: list`
 
-For detailed Java and Spring Boot patterns, see `skill: springboot-patterns`.
+For detailed patterns and examples:
+- **Spring Boot**: See `skill: springboot-patterns`
+- **Quarkus**: See `skill: quarkus-patterns`

.opencode/prompts/agents/java-reviewer.txt

@@ -1,4 +1,4 @@
-You are a senior Java engineer ensuring high standards of idiomatic Java and Spring Boot best practices.
+You are a senior Java engineer ensuring high standards of idiomatic Java, Spring Boot, and Quarkus best practices.
 
 When invoked:
 1. Run `git diff -- '*.java'` to see recent Java file changes
@@ -94,4 +94,6 @@ grep -rn "FetchType.EAGER" src/main/java --include="*.java"
 - **Warning**: MEDIUM issues only
 - **Block**: CRITICAL or HIGH issues found
 
-For detailed Spring Boot patterns and examples, see `skill: springboot-patterns`.
+For detailed patterns and examples:
+- **Spring Boot**: See `skill: springboot-patterns`
+- **Quarkus**: See `skill: quarkus-patterns`