Base arch structure

[WilliamHarvey97]

• Create a project example using this arch https://github.com/PolyCortex/polydodo/wiki/Mobile-Architecture
• Add some important dependencies

[abelfodil]

Tested on android emulator and doesn't crash.

LGTM

[MouradLachhab]

I was reading through the bloc doc, and I was wondering if we were going to use the bloc tests ? If so, we would need to add these to pubspec.yaml.
test: ^1.3.0
bloc_test: ^7.0.0

[WilliamHarvey97]

I was reading through the bloc doc, and I was wondering if we were going to use the bloc tests ? If so, we would need to add these to pubspec.yaml.
test: ^1.3.0
bloc_test: ^7.0.0

Will we really test our blocs/cubits? I tought a little bit about it and I told myself that the most important thing to test is our domain layer since it is there that the app business logic will be concentrated