feat: [asset-swapper] Shell 🐚

[dekz]

Description

SELL USDT->USDC 542.74 -> 542.60 ($542.74) after 16.3s @ prod
    ✔ PASS 542.74 -> 542.60 ($535.20) ($7.40)
    Swerve: 100%
    gas: 321990

SELL USDT->USDC 542.74 -> 542.55 ($542.74) after 16.3s @ dev
    ✔ PASS 542.74 -> 542.55 ($532.71) ($9.83)
    Shell: 100%
    gas: 428071

BUY DAI->USDC 24940.39 -> 25074.17 ($25073.14) after 0.7s @ prod
    ✔ PASS 24964.33 -> 25098.18 ($25237.21) ($23.24)
    Uniswap_V2: 34.8%, Balancer: 11.29%, Mooniswap: 53.910000000000004%
    gas: 802899
BUY DAI->USDC 24845.60 -> 25074.17 ($25073.14) after 0.7s @ dev
    ✔ PASS 25094.06 -> 25323.15 ($25358.85) ($13.84)
    Shell: 100%
    gas: 421806
BUY USDC->USDT 110054.07 -> 109988.04 ($109988.04) after 15.3s @ prod
    ✔ PASS 111154.62 -> 111087.92 ($111174.10) ($24.04)
    mStable: 100%
    gas: 830843
BUY USDC->USDT 110026.54 -> 109988.04 ($109988.04) after 15.3s @ dev
    ✔ PASS 111126.80 -> 111087.91 ($111134.63) ($12.39)
    Shell: 100%
    gas: 438663
BUY USDC->DAI 5413.41 -> 5306.84 ($5359.90) after 4.7s @ dev
    ✔ PASS 5467.54 -> 5359.82 ($5481.92) ($14.60)
    Shell: 100%
    gas: 444766
BUY USDC->DAI 5372.94 -> 5306.84 ($5359.90) after 4.7s @ prod
    ✔ PASS 5426.66 -> 5359.89 ($5440.61) ($14.17)
    MultiHop: 100%
    gas: 495590
BUY DAI->USDT 48927.95 -> 49022.73 ($49022.73) after 13.1s @ prod
    ✔ PASS 49417.23 -> 49512.25 ($49960.75) ($49.34)
    MultiHop: 100%
    gas: 1726045
BUY DAI->USDT 48795.29 -> 49022.73 ($49022.73) after 13.1s @ dev
    ✔ PASS 49283.24 -> 49510.42 ($49790.40) ($14.32)
    Shell: 100%
    gas: 436280

Testing instructions

Types of changes

Checklist:

• [ ] Prefix PR title with [WIP] if necessary.
• [ ] Add tests to cover changes as needed.
• [ ] Update documentation as needed.
• [ ] Add new entries to the relevant CHANGELOG.jsons.