Store creation M1

[jaclync]

PT: pe5sF9-I3-p2
Release plan: pe5sF9-Jv-p2

Subtasks (tentatively)

• Entry point: site picker behind a feature flag Store creation MVP: site picker entry point behind a feature flag #7886
• Account creation: Store creation M1: WordPress.com account creation #7891
• Entry point: after account creation from the prologue Store creation MVP: add entry point to prologue after account creation #7927
• Entry point: login CTA on the account creation - this requires significant changes to the WPAuthenticator to pass a source tag Store creation MVP: login entry point #7964
• Issues: pe5sF9-JD-p2#comment-1124 - hopefully fixed by web customizations https://github.com/woocommerce/team-ghidorah/issues/109
  • Fix mobile web scaling issue in the domain selection
  • Look into the flow getting stuck half of the time
• Design polishes:
  • Show discard changes alert when dismissing the modal manually (follow copy in Android) Store creation: show a confirmation alert when dismissing the view, store picker popover fix #8009 (comment)
  • Check the password error is localized Store creation MVP - account creation: networking layer changes #7897 (comment): after checking GlotPress, the string is in the translation database but hasn't been translated into different languages. In Calypso, it's actually showing a different localized error message and doesn't use the message from the API. We can hard code the mapping from the insecure password for now to match Calypso:
    This password is too easy to guess: you can improve it by adding additional uppercase letters, lowercase letters, or numbers
• Analytics pe5sF9-Jv-p2#comment-1071 Store creation MVP: analytics #7985

Tech debt

• Unit tests for StoreCreationCoordinator Store creation M1: unit tests for coordinators #8026