docs: add Bybit, OKX, and Lighter exchange support

- Mark Bybit, OKX as supported in CEX section
- Mark Lighter as supported in Perp-DEX section
- Add Bybit API setup guide
- Add OKX API setup guide
- Add Lighter agent wallet setup guide
- Update all READMEs (EN, ZH-CN, JA, KO)

docs/i18n/ja/README.md

@@ -219,8 +219,8 @@ nofx/
 | 取引所 | ステータス | 登録（手数料割引） | API設定 |
 |--------|------------|-------------------|---------|
 | **Binance** | ✅ 対応済み | [登録](https://www.binance.com/join?ref=NOFXJAPAN) | [APIガイド](../../getting-started/binance-api.md) |
-| **OKX** | 🚧 近日対応 | [登録](https://www.okx.com/join/1865360) | 近日公開 |
-| **Bybit** | 🚧 近日対応 | [登録](https://partner.bybit.com/b/83856) | 近日公開 |
+| **Bybit** | ✅ 対応済み | [登録](https://partner.bybit.com/b/83856) | [APIガイド](../../getting-started/bybit-api.md) |
+| **OKX** | ✅ 対応済み | [登録](https://www.okx.com/join/1865360) | [APIガイド](../../getting-started/okx-api.md) |
 
 ### Perp-DEX（分散型無期限取引所）
 
@@ -228,6 +228,7 @@ nofx/
 |--------|------------|-------------------|---------------------------|
 | **Hyperliquid** | ✅ 対応済み | [登録](https://app.hyperliquid.xyz/join/AITRADING) | [エージェントウォレットガイド](../../getting-started/hyperliquid-agent-wallet.md) |
 | **Aster DEX** | ✅ 対応済み | [登録](https://www.asterdex.com/en/referral/fdfc0e) | [APIウォレットガイド](../../getting-started/aster-api-wallet.md) |
+| **Lighter** | ✅ 対応済み | [登録](https://lighter.xyz) | [エージェントウォレットガイド](../../getting-started/lighter-agent-wallet.md) |
 
 ---
 

docs/i18n/ko/README.md

@@ -192,8 +192,8 @@ NOFX는 현대적이고 모듈화된 아키텍처로 구축되었습니다:
 | 거래소 | 상태 | 등록 (수수료 할인) | API 설정 |
 |--------|------|-------------------|----------|
 | **Binance** | ✅ 지원됨 | [등록](https://www.binance.com/join?ref=NOFXKOREA) | [API 가이드](../../getting-started/binance-api.md) |
-| **OKX** | 🚧 곧 지원 | [등록](https://www.okx.com/join/1865360) | 곧 공개 |
-| **Bybit** | 🚧 곧 지원 | [등록](https://partner.bybit.com/b/83856) | 곧 공개 |
+| **Bybit** | ✅ 지원됨 | [등록](https://partner.bybit.com/b/83856) | [API 가이드](../../getting-started/bybit-api.md) |
+| **OKX** | ✅ 지원됨 | [등록](https://www.okx.com/join/1865360) | [API 가이드](../../getting-started/okx-api.md) |
 
 ### Perp-DEX (탈중앙화 무기한 거래소)
 
@@ -201,6 +201,7 @@ NOFX는 현대적이고 모듈화된 아키텍처로 구축되었습니다:
 |--------|------|-------------------|-------------------|
 | **Hyperliquid** | ✅ 지원됨 | [등록](https://app.hyperliquid.xyz/join/AITRADING) | [에이전트 지갑 가이드](../../getting-started/hyperliquid-agent-wallet.md) |
 | **Aster DEX** | ✅ 지원됨 | [등록](https://www.asterdex.com/en/referral/fdfc0e) | [API 지갑 가이드](../../getting-started/aster-api-wallet.md) |
+| **Lighter** | ✅ 지원됨 | [등록](https://lighter.xyz) | [에이전트 지갑 가이드](../../getting-started/lighter-agent-wallet.md) |
 
 ---
 

docs/i18n/zh-CN/README.md

@@ -191,8 +191,8 @@ NOFX 采用现代化的模块化架构：
 | 交易所 | 状态 | 注册（手续费优惠） | API设置 |
 |--------|------|-------------------|---------|
 | **Binance** | ✅ 已支持 | [注册](https://www.binance.com/join?ref=NOFXCHI) | [API指南](../../getting-started/binance-api.md) |
-| **OKX** | 🚧 即将支持 | [注册](https://www.okx.com/join/1865360) | 即将推出 |
-| **Bybit** | 🚧 即将支持 | [注册](https://partner.bybit.com/b/83856) | 即将推出 |
+| **Bybit** | ✅ 已支持 | [注册](https://partner.bybit.com/b/83856) | [API指南](../../getting-started/bybit-api.md) |
+| **OKX** | ✅ 已支持 | [注册](https://www.okx.com/join/1865360) | [API指南](../../getting-started/okx-api.md) |
 
 ### Perp-DEX（去中心化永续交易所）
 
@@ -200,6 +200,7 @@ NOFX 采用现代化的模块化架构：
 |--------|------|-------------------|--------------|
 | **Hyperliquid** | ✅ 已支持 | [注册](https://app.hyperliquid.xyz/join/AITRADING) | [代理钱包指南](../../getting-started/hyperliquid-agent-wallet.md) |
 | **Aster DEX** | ✅ 已支持 | [注册](https://www.asterdex.com/en/referral/fdfc0e) | [API钱包指南](../../getting-started/aster-api-wallet.md) |
+| **Lighter** | ✅ 已支持 | [注册](https://lighter.xyz) | [代理钱包指南](../../getting-started/lighter-agent-wallet.md) |
 
 ---