Description:
    Generates a namespaced, blank Vuex store split into multiple files

Example:
    rails generate vue:store Application

    This will create:
        app/javascript/application/store/Store.js
        app/javascript/application/store/actions.js
        app/javascript/application/store/getters.js
        app/javascript/application/store/mutations.js
        app/javascript/application/store/state.js

Example:
    rails generate vue:store pets/Kittens

    This will create:
        app/javascript/pets/kittens/store/Store.js
        app/javascript/pets/kittens/store/actions.js
        app/javascript/pets/kittens/store/getters.js
        app/javascript/pets/kittens/store/mutations.js
        app/javascript/pets/kittens/store/state.js