feat: add VaultAgent skill — NFT vault liquidity on NFTX V3

vault-agent/SKILL.md

@@ -0,0 +1,44 @@
+---
+name: vault-agent
+description: Execute NFT vault liquidity on NFTX V3. Browse vaults, simulate and execute mint/redeem/swap on-chain. Simulate to confirm to execute safety pattern.
+version: 1.0.0
+metadata:
+  openclaw:
+    emoji: "🏦"
+    homepage: https://github.com/Aleks-NFT/VaultAgent
+    requires:
+      env:
+        - ETH_RPC_URL
+    primaryEnv: ETH_RPC_URL
+---
+
+# VaultAgent — NFT Vault Liquidity on NFTX V3
+
+MCP server for NFT vault operations on NFTX V3 Ethereum Mainnet.
+All write ops enforce simulate → confirm → execute. No tx without user approval.
+
+## Use when
+
+- User asks about NFTX vault liquidity, TVL, floor prices
+- User wants to simulate or execute mint, redeem, or swap on NFTX
+- User says get my Milady back from NFTX or deposit Azuki into NFTX
+- User asks about Dutch auction premiums for targeted redeems
+- Any query about NFTX vaults: MILADY, PUNK, BAYC, AZUKI
+
+## Tools
+
+Read: list_vaults, get_vault_info, get_premium_window, simulate_mint
+Write: execute_mint, execute_redeem, execute_swap
+
+## Safety rule
+
+Always: 1) simulate 2) show cost to user 3) ask confirm 4) execute only after yes.
+
+## Install
+
+npx skillsadd Aleks-NFT/VaultAgent
+
+## Contract
+
+FeeWrapper: 0xd9f3eddf463a06b89f022e2596f66fc495119f58 (Mainnet, verified)
+GitHub: github.com/Aleks-NFT/VaultAgent