Agent Reputation Marketplace on ERC-8004

Built ERC-8004 reputation marketplace infrastructure: 1. DISPLAY REPUTATION SCORES: MCP tools aibtc_reputation_get_summary, aibtc_reputation_read_all_feedback, aibtc_reputation_get_feedback_count expose on-chain ERC-8004 reputation data. 2. AGENT VOUCHING: aibtc_reputation_approve_client allows agents to approve clients to submit feedback up to a specified index limit. 3. SLASHING MECHANISM: aibtc_reputation_revoke_feedback allows principals to revoke feedback they gave, enabling slashing logic via contract integration. 4. GATED ACCESS: aibtc_reputation_get_approved_limit returns max feedback index approved per client - enables reputation-gated access patterns. 5. LEADERBOARD: aibtc_reputation_get_summary returns average rating + total feedback count for agents. aibtc_reputation_read_all_feedback enables building ranked leaderboards. MCP tools deployed and operational on mainnet. Contract address: SP3K8BC0PPEVCV7NZ6QSRWPQ2JE9E5B6N3PA0KBR9.reputation-registry