Tim/eng 2510 decouple list of swap tokens

[teebszet]

🔘 PR Type

• Bugfix

📜 Background

Previously the alex swap token list (from/to) was controlled by visible tokens list (set by user on home screen)

Instead want the list to match that of alex swap dapp

Issue Link: https://linear.app/xverseapp/issue/ENG-2510/not-all-tokens-in-token-list-can-be-swapped
Context Link (if applicable): https://github.com/secretkeylabs/xverse-api/pull/191

🔄 Changes

• remove token uppercase enforcement
• decouple list of allowable swap tokens from visible tokens list set by the user

Impact:

• token ticker (xBTC, BTC, ALEX, sUSDT) are no longer all uppercase

🖼 Screenshot / 📹 Video

swap tokens from/to list:

home screen token list (depends on user setting of visible tokens):

✅ Review checklist

Please ensure the following are true before merging:

• Code Style is consistent with the project guidelines.
• Code is readable and well-commented.
• No unnecessary or debugging code has been added.
• Security considerations have been taken into account.
• The change has been manually tested and works as expected.
• Breaking changes and their impacts have been considered and documented.
• Code does not introduce new technical debt or issues.

[github-actions]

Test with build here: https://github.com/secretkeylabs/xverse-web-extension/actions/runs/5735852911

[yknl]

Tested