feat: support smart account permit2 swap

[ChefJerry]

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PR-Codex overview

The focus of this PR is to update experimental features, add a new connector, and implement permit functionality.

Detailed summary

• Updated experimental feature percentage to 1
• Added safe connector in wagmi/connectors
• Implemented useIsContract hook
• Added permit functionality using @pancakeswap/permit2-sdk
• Updated useWritePermit hook with smart account check and permit logic

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