[Backend] As a user, I can sign in

[Mark G]

Acceptance Criteria

• Create a query to get the user from the users table by email & password, then return the Token model

  {
  "access_token": "access token",
  "token_type": "bearer",
  "expires_in": 7200,
  "refresh_token": "refresh token",
  "scope": "scopes"
  }