Feat/hyperliquid agent wallet docs (#936)

* feat(docs): add Hyperliquid Agent Wallet tutorial for all languages

- Add comprehensive Hyperliquid Agent Wallet setup guide with referral link
- Update all 5 language versions (EN, ZH, JA, RU, UK)
- Remove "Alternative" prefix from Hyperliquid and Aster DEX section titles
- Remove direct wallet method, only recommend secure Agent Wallet approach
- Include step-by-step registration, funding, and agent wallet creation
- Add security warnings and best practices for all languages

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

* feat(docs): add Hyperliquid and Aster DEX to Table of Contents in all languages

- Add navigation links for Hyperliquid and Aster DEX registration in all 5 README versions
- Ensure all three exchanges (Binance, Hyperliquid, Aster) have equal visibility in TOC
- Add complete TOC structure to Japanese README (was missing before)
- Maintain consistency across English, Chinese, Japanese, Russian, and Ukrainian versions

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

---------

Co-authored-by: tinkle <tinkle@tinkle.community>
Co-authored-by: Claude <noreply@anthropic.com>

README.md

@@ -24,6 +24,8 @@
 - [🔮 Roadmap](#-roadmap---universal-market-expansion)
 - [🏗️ Technical Architecture](#️-technical-architecture)
 - [💰 Register Binance Account](#-register-binance-account-save-on-fees)
+- [🔷 Register Hyperliquid Account](#-using-hyperliquid-exchange)
+- [🔶 Register Aster DEX Account](#-using-aster-dex-exchange)
 - [🚀 Quick Start](#-quick-start)
 - [📖 AI Decision Flow](#-ai-decision-flow)
 - [🧠 AI Self-Learning](#-ai-self-learning-example)