Vision page `/`

[MaxSchaefer]

### Tasks
- [ ] https://github.com/helpwave/web/issues/1013
- [ ] https://github.com/helpwave/web/issues/1014
- [ ] https://github.com/helpwave/web/issues/1015
- [ ] https://github.com/helpwave/web/issues/1016
- [ ] https://github.com/helpwave/web/issues/1017
- [ ] https://github.com/helpwave/web/issues/1018
- [ ] https://github.com/helpwave/web/issues/1019

### Tasks