Description

This change adds controller and redux methods for setting/getting src and dest network allowlists used within the cross-chain swaps experience

Related issues

Fixes: https://consensyssoftware.atlassian.net/browse/METABRIDGE-866

Manual testing steps

N/A. This doesn't change any user functionality yet, just setting up getters/setters

Screenshots/Recordings

Sample data added to state:

{
  metamask: {
    bridgeState: {
      srcNetworkAllowlist: ['0x1', '0xa', '0xe708'],
      destNetworkAllowlist: ['0x1', '0xa', '0xe708'],
    }
  }
}

Pre-merge author checklist

• I've followed MetaMask Contributor Docs and MetaMask Extension Coding Standards.
• I've completed the PR template to the best of my ability
• I’ve included tests if applicable
• I’ve documented my code using JSDoc format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.