Multi-phase transfer component (#4104)

- **feat(app2): use truncated receiver**
- **feat(app2): transfer card styling**
- **feat(app2): misc transfer form improvements**
- **feat(app2): add stepper to transfer card**
- **feat(app2): filling step**
- **feat(app2): transfer page**
- **fix(app2): stepper**
- **feat(app2): tooltips for stepper steps**
- **feat(app2): lock transfers**
- **fix(app2): transferstep import**
- **refactor(app2): transfer subpage components**
- **fix(app2): unlock transfers**
- **refactor(app2): locked transfer store**
- **refactor(app2): locked transfer logic**