I saw similar problem being fixed earlier, but it looks like its a regression... or I am a silly one who can't make the action runner to pull the latest version...
| Attempting to download firefox latest...
[Django CI/build] ❗ ::error::Unsupported platform linux arm64 for version latest
[Django CI/build] ❌ Failure - Main browser-actions/setup-firefox@v1.5.4
╰─$ act --version
act version 0.2.72
╰─$ docker --version
Docker version 27.5.1, build 9f9e405