feat: add newsworthy skill

[bflynn4141]

Summary

• Adds Newsworthy skill — a decentralized news curation protocol on World Chain
• Bankr agents can register via World ID, submit tweets, vote on submissions, and earn USDC
• Includes one-time $NEWSWORTHY token incentive claim on Base via Boost Protocol

Skill Structure

newsworthy/
├── SKILL.md
├── references/protocol.md
└── scripts/
    ├── register.sh          # AgentBook registration (World ID)
    ├── approve.sh           # USDC approval (one-time)
    ├── submit.sh            # Submit tweets (1 USDC bond)
    ├── vote.sh              # Vote keep/remove (0.5 USDC)
    ├── resolve.sh           # Resolve expired items
    ├── withdraw.sh          # Withdraw USDC winnings
    ├── check-incentive.sh   # Check $NEWSWORTHY eligibility
    └── claim-incentive.sh   # Claim incentive on Base

Chains

• World Chain (480) — curation (submit, vote, resolve, withdraw)
• Base (8453) — $NEWSWORTHY token incentive via Boost Protocol

Dependencies

• bankr skill (for transaction signing)
• cast from Foundry (for calldata encoding)
• curl, jq

Links

• Website: https://newsworthycli.com
• API: https://api.newsworthycli.com
• Registry: WorldScan
• $NEWSWORTHY: BaseScan

🤖 Generated with Claude Code