Docs: Add bounty templates for Hyperliquid and Aster exchange integration

Add comprehensive bounty documentation to recruit contributors for
exchange integrations:
**New Files:**
- `.github/ISSUE_TEMPLATE/feature_request.md` - GitHub Issue template
- `INTEGRATION_BOUNTY_HYPERLIQUID.md` - Complete Hyperliquid integration spec
- `INTEGRATION_BOUNTY_ASTER.md` - Complete Aster integration spec
- `HOW_TO_POST_BOUNTY.md` - Step-by-step guide for posting bounties
**Bounty Documentation Includes:**
- Clear task requirements and acceptance criteria
- Technical specifications and interface definitions
- File structure and implementation guidelines
- Testing and documentation requirements
- Contribution workflow
- Support resources and community links
**HOW_TO_POST_BOUNTY.md Guide:**
- Two methods to post GitHub Issues (Web UI + GitHub CLI)
- Bounty platform recommendations (Gitcoin, Bountysource, IssueHunt)
- Social media promotion templates (Twitter, Telegram, Reddit)
- Issue management best practices
- Legal and quality control considerations
**Benefits:**
- Standardized contribution process
- Clear technical requirements
- Professional bounty presentation
- Easy for maintainers to post and manage
- Attractive for potential contributors
Ready to recruit developers for multi-exchange support! 🚀
Co-Authored-By: tinkle-community <tinklefund@gmail.com>

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,27 @@
+---
+name: Feature Request
+about: Suggest a new feature for NOFX
+title: '[FEATURE] '
+labels: enhancement
+assignees: ''
+---
+
+## 📋 Feature Description
+<!-- A clear and concise description of what you want to happen -->
+
+## 🎯 Problem to Solve
+<!-- What problem does this feature solve? -->
+
+## 💡 Proposed Solution
+<!-- How should this feature work? -->
+
+## 🔧 Technical Details
+<!-- Any technical considerations or implementation ideas -->
+
+## ✅ Acceptance Criteria
+<!-- What needs to be done for this feature to be considered complete? -->
+- [ ] Item 1
+- [ ] Item 2
+
+## 📚 Additional Context
+<!-- Add any other context, screenshots, or references about the feature request here -->