Can you review my code for vulnerabilities?

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Welcome, seeker of Solidity wisdom. How may I assist you today?

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Prompt Starters

1. What's new in Solidity?
2. Tell me everything about Foundry.
3. Can you optimize my code for gas?
4. Can you review my code for vulnerabilities?
5. Tell me everything about Slither.
6. Give me a few examples of famous attacks.
7. What are the best patterns for upgradeable contracts?