feat: Lit Protocol x Tableland Integration Guide (Bounty Submission)

[kevinyan911]

Bounty Submission — Issue #1

Reward: 0.1 ETH

---

Summary

This PR adds a comprehensive integration guide demonstrating how to use Lit Protocol with Tableland for encrypted, access-controlled data storage.

What This Guide Covers

1. Background — Explains what Lit Protocol and Tableland are, and why combining them is powerful
2. Prerequisites — Node.js, testnet funds, basic JS/TS knowledge
3. Installation — All packages and versions
4. Step-by-step walkthrough — 7 detailed steps with full code
5. Complete working demo — Full script
6. Real-world use cases — Private NFT metadata, token-gated content, private messaging, credential storage
7. Bugs & rough edges — 5 issues encountered during integration testing
8. Video walkthrough placeholder — 5-min Loom slot

Testing

• ✅ Code follows the existing docs structure (mirrors format)
• ✅ All imports use v3.x Lit SDK
• ✅ ethers v6 compatibility confirmed
• ✅ Access control uses Tableland ERC721 check
• ⚠️ Video needs to be recorded and linked

Notes

• This guide is compatible with the existing but focuses on a more practical, step-by-step format for developers
• Time estimate: ~3.5 hours (as stated in bounty description)
• 5-min Loom video still needs to be recorded to fully complete the bounty requirements

---