Migrate frontend to use nuxt.js

Perfect opportunity to also review what should or could be a component or view to address #10 (closed), and do some quality refactoring of the code and UI.

Move to nuxt

Core components

• Store
• Routes
• Websocket clients
• Helpers

Views

• HomeView
• PartySelection
• PartyView
• PartyDashboard
• PartyCharacters
• PartyInventory
• PartyKnownItems
• PartyInventoryTable
• PartyJournal
• PartySettings
• PartyQuests
• PartyNPCS

Components

• Character components
• Dashboard components
• Inventory components
• Settings components
• Other unsorted components

Review

• Is there any functionality we could break out into a shared component instead
• Dead or bad code
• Views
• Components
• Store

New component ideas

• Dialog component