add: solana wallet GPT example

[user-64bit]

Pull Request Description

The PR adds AI powered wallet-gpt in example

Related Issue

Fixes #126

Changes Made

This PR adds the following changes:

• add wallet gpt in example
• integrate AI powered wallet-gpt

Implementation Details

• Tech Stack: Next.js, Tailwind, GPT-4o-mini, Typescript
• add multiple commands like send, buy, swap, create_token, check_balance, get_address, transaction_status, recent_transaction
• send: send SOL to another wallet
• create_token: create a token using token 22 program
• check_balance: check the balance of the wallet
• get_address: get the wallet address
• transaction_status: get the status of the last transaction
• recent_transaction: get the last 5 transactions

Transaction executed by agent

Example transaction:

• send: Transaction
• create_token: GOKU Token

Prompt Used

send 0.1 SOL to Ahafvp8nc3PXVwRMjgwhH7BYAyATKrGy38rvZ2AjduFg

Create Token Named GOKU and assume other details

Additional Notes

Limitations

• The wallet-gpt doesn't support buy and swap commands.
• I'm using GPT-4o-mini free tier, so the tokens are limited.

Extra for Testing

• Testing Video Link
• Live Demo Link

Checklist

• I have tested these changes locally
• I have updated the documentation
• I have added a transaction link
• I have added the prompt used to test it

[user-64bit]

Hey @thearyanag 👋

Can you look into this and give some feedback?
Demo Video
Live Link