fix: set HMR host

[cofin]

Pull Request Checklist

• [ ] New code has 100% test coverage
• [ ] (If applicable) The prose documentation has been updated to reflect the changes introduced by this PR
• [ ] (If applicable) The reference documentation has been updated to reflect the changes introduced by this PR
• [ ] Pre-Commit Checks were ran and passed
• [ ] Tests were ran and passed

Description

This ensures the HMR host is set to the VITE_HOST environment variable.

Close Issue(s)

[railway-app[bot]]

This PR is being deployed to Railway 🚅

litestar-fullstack: ◻️ REMOVED

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud