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-업데이트 예정
+## 🐰 Rabbit Chat
+> 채팅 애플리케이션
+
+![main_page](./doc/image/main_page.png)
+
+
+## 🌳 Branch Convention
+> 💡 Custom 전략을 사용합니다.
+
+- `main` : 배포 브랜치
+- `dev` : 개발 브랜치
+- 이슈 기반 브랜치
+  - `feat/*` : 새로운 기능 개발
+  - `refactor/*` : 기존 기능 개선
+  - `fix/*` : 버그 수정
+  - `chore/*` : 기타 작업 (예: 문서 수정, 코드 개선)
+
+## 📌 Architecture
+### 1️⃣ System Architecture
+![system_architecture](./doc/image/system_architecture.png)
+
+### 2️⃣ Infrastructure Architecture
+![infrastructure_architecture](./doc/image/infrastructure.png)
+
+### 3️⃣ ERD
+![erd](./doc/image/erd.png)
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