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docs(adding-new-chain): add instructions for USDC and Permit2 #436

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a8ce4f2
docs(adding-new-chain): update instructions for USDC and Permit2 inte…
Foulks-Plb Oct 14, 2025
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docs(chain): add fallback specs
Rubilmax Oct 17, 2025
35420df
docs(chain): make it more specific
Rubilmax Nov 4, 2025
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3 changes: 3 additions & 0 deletions docs/adding-new-chain.md
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Expand Up @@ -61,6 +61,9 @@ Add your chain's contract addresses to the `_addressesRegistry` mapping:
},
```

Remember to register the USDC address if it supports ERC-2612 permit, otherwise the signature will default to permit version 1 (if `hasSimplePermit` is set to true).
Also make sure to add the Permit2 contract (if available) to enable transactional flows using Permit2, otherwise the approval will default to the classic erc20 approval.

### 4. Add Deployment Blocks

**File:** `packages/blue-sdk/src/addresses.ts`
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