Crate google_auth_middleware 

Structs

AuthorizedUsers

GoogleAuthConfig

GoogleTokenInfo

GoogleUser

Session

SessionStore

Enums

AuthError

Functions

authenticate_user

Main authentication function

create_sample_users_file

Create a sample users.json file

is_user_authorized

Check if user is authorized

load_authorized_users

Load authorized users from JSON file

verify_google_token

Verify Google ID token and get user info