[V2] Milestone 2 - UI Completeness

[jribbink]

This milestone tracks UI completeness of the FCL Discovery revamp. Previous milestone: #193

Tasks

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1. [FEATURE] Dark mode #156
   v2 +1
   
2. Wide screen layout #211
   v2 +1
   
3. [FEATURE] Custom-rendered QR codes #212
   v2 +1
   
4. Use Chakra theming properly #214
   v2 +1
   
5. Adjust Wallet Selection page to match designs #215
   v2 +1
   
6. GetWallet page does not respond to screen size changes properly #217
   v2 +1
   
7. [BUG] walletUid appearing in /api/wallets result #222
   v2 +1
   
8. Implement authn bypass for QR services #225
   v2 +1
   
9. Implement authn bypass for extension services #226
   v2 +1
   
10. [BUG] QR doesn't work in dark mode #227
    v2 +1
    
11. Add loading spinner to handle QR delay #228
    v2 +1
    
12. Mobile deeplinking #232
    v2 +1
    
13. Responsive modal for mobile #233
    v2 +1
    
14. Fix popup blocker issue with deeplinks on mobile #235
    v2 +1
    
15. Cleanup install links #240
    v2 +1