Init Angular webapp

[FelixTJDietrich]

We want to build a modern Angular 18 app, i.e. standalone components, zoneless, and signal-based.

• [x] https://medium.com/@coreboarder/adieu-zone-js-angular-18-zoneless-applications-b5ca4d6f727f
• [x] https://pguso.medium.com/using-openapi-generator-in-angular-projects-4c2813f55a91
• [x] Remove API client before generating (cleanup files)
• [x] https://dev.to/this-is-angular/this-is-your-signal-to-try-tanstack-query-angular-35m9
• [x] Example Tanstack query service using PokeAPI's OpenAPI API client
• [x] Component example using the Poke service
  • [x] New template syntax (@if, @for, @switch, ...)
  • [x] signal https://angular.dev/api/core/signal
  • [x] computed https://angular.dev/api/core/computed
  • [x] effect https://angular.dev/api/core/effect
  • [x] input https://angular.dev/api/core/input
  • [x] output https://angular.dev/api/core/output
  • [x] model https://angular.dev/api/core/model -> docs
  • [x] viewChild https://angular.dev/api/core/viewChild -> docs
  • [x] viewChildren https://angular.dev/api/core/viewChildren -> docs
  • [x] contentChild https://angular.dev/api/core/contentChild -> docs
  • [x] contentChildren https://angular.dev/api/core/contentChildren -> docs
  • [x] inject https://angular.dev/api/core/inject
• [ ] DaisyUI?
• [ ] gRPC protobuf?

Followup

• [ ] Tailwind config (primary, secondary, etc.)
• [ ] Look into https://ngrx.io/guide/signals/signal-store

Server

• [ ] Use springdoc (Code first -> Annotate to generate OpenAPI specs)
• [ ] Find OpenAPI enforcer middleware https://openapi-enforcer.com/