Redesign roadmap

[abefernan]

• [ ] Use shadcn components, react-hook-form, and zod:

  • [x] Chain selection
  • [x] Account view
  • [x] Find multisig form
  • [x] Multisig info view
  • [x] Create multisig form
  • [ ] Create Tx form(s)
  • [ ] Transaction view

• [ ] Make all of the above friendly for desktop-sized screens

• [ ] Remove all now unneeded old layout components like <StackableContainer />

• [ ] Choose better colors for the shadcn theme using this tool: https://ui.jln.dev