Update ROADMAP.md

Author: miladsoft

ROADMAP.md

@@ -5,7 +5,7 @@ This roadmap outlines the steps needed to build a complete and professional docu
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 ### 1. **Quick Start**
-- [ ] What is Angor? (Introduction and overview)
+- [X] What is Angor? (Introduction and overview)
 
 ### 2. **Investor**
 - [ ] Getting Started (Account creation and platform introduction)