chore: Sync MokoStandards 04.00.27 (#98)

* chore: update LICENSE from MokoStandards

* chore: update update.xml from MokoStandards

* chore: update phpstan.neon from MokoStandards

* chore: update Makefile from MokoStandards

* chore: update .gitignore from MokoStandards

* chore: update composer.json from MokoStandards

* chore: update .moko-standards from MokoStandards

* chore: update .github/copilot.yml from MokoStandards

* chore: update .github/copilot-instructions.md from MokoStandards

* chore: update .github/CLAUDE.md from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/config.yml from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/adr.md from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/bug_report.md from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/documentation.md from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/enterprise_support.md from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/feature_request.md from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/firewall-request.md from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/question.md from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/request-license.md from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/rfc.md from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/security.md from MokoStandards

* chore: update .github/ISSUE_TEMPLATE/joomla_issue.md from MokoStandards

.gitignore

@@ -903,3 +903,6 @@ modulebuilder.txt
 # Keep-empty folders helper
 # ============================================================
 !.gitkeep
+
+# ── MokoStandards sync (auto-appended) ────────────────────────────────
+!src/media/vendor/