use subdomain in code gen

[jackkav]

[sentry]

Suspect Issues

This pull request was deployed and Sentry observed the following issues:

• ‼️ Error: Cookie has domain set to the public suffix "local" which is a special use domain. To allow this, ... getRequestCookies(src/common/har) View Issue
• ‼️ Error: Failed to render "AddLegalDocument:body.text" exportHarWithRequest(src/common/har) View Issue
• ‼️ TypeError: Cannot read properties of null (reading 'getTime') Array.filter(<anonymous>) View Issue
• ‼️ Error: Failed to export request "Build Local Storage" exportHarWithRequest(src/common/har) View Issue
• ‼️ Error: Failed to render "Lock Character:url" exportHarWithRequest(src/common/har) View Issue

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