Tracking issue for an effort to generally improve our CI setup - speed, usability and coverage. - Move various existing template repos into lumina and include in CI - [ ] https://github.com/eigerco/lumina/issues/532 - [ ] https://github.com/eigerco/lumina/issues/533 - [ ] https://github.com/eigerco/lumina/issues/534 - Browser tests in CI? https://github.com/eigerco/lumina/issues/636 - [ ] reimplement existing rust tests for other platforms too, to raise the coverage related https://github.com/eigerco/lumina/issues/785