v1.1.1

<!-- Release notes generated using configuration in .github/release.yml at main -->

## What's Changed
### ✨ New Features
* feat(tiptap): add plain text editor by @nguyenvantruc92 in https://github.com/ChatbotXIO/ChatbotX/pull/683
* feat(flows): add external request flow step by @realcodesiman in https://github.com/ChatbotXIO/ChatbotX/pull/687
* feat(messenger): Post comment automations by @sung17 in https://github.com/ChatbotXIO/ChatbotX/pull/688
* feat(builder): enforce workspace permission guards and contact PII scoping by @realcodesiman in https://github.com/ChatbotXIO/ChatbotX/pull/692
* feat: improve broadcast and contact filtering by @viethung0o0 in https://github.com/ChatbotXIO/ChatbotX/pull/690
### 🐛 Bug Fixes
* Make quick reply buttons reliable across every channel by @viethung0o0 in https://github.com/ChatbotXIO/ChatbotX/pull/682
* Fix contacts list sorting and filtering by @viethung0o0 in https://github.com/ChatbotXIO/ChatbotX/pull/684
* Fix contacts export to include all matching contacts, not just the current page by @viethung0o0 in https://github.com/ChatbotXIO/ChatbotX/pull/685
* Fix flow message ordering by @viethung0o0 in https://github.com/ChatbotXIO/ChatbotX/pull/686
* fix: correct help item validation by @realcodesiman in https://github.com/ChatbotXIO/ChatbotX/pull/689
* fix(messenger): handle failed attachment downloads and dedupe duplicate urls by @sung17 in https://github.com/ChatbotXIO/ChatbotX/pull/694
### 🔧 Internal / Chore
* chore(builder): replace hardcoded UI strings with translations by @sung17 in https://github.com/ChatbotXIO/ChatbotX/pull/693


**Full Changelog**: https://github.com/ChatbotXIO/ChatbotX/compare/v1.1.0...v1.1.1