[CHECKLIST] 🔧 Post-launch audit

[yurixander]

Bug fixes, and improvements needed to get the app in a 'stable' state such that we are adding new features instead of fixing existing functionality.

Checklist

• [x] #2152
• [ ] [TASK] Improve speed of wallet connections on Metamask (w/ benchmarks)
• [ ] [TASK] Improve speed of wallet connections on Polkadot wallets (w/ benchmarks)
• [x] #2179
• [x] #2186
• [ ] https://github.com/webb-tools/webb-dapp/issues/2250
• [x] https://github.com/webb-tools/webb-dapp/issues/2249
• [ ] https://github.com/webb-tools/webb-dapp/issues/2248
• [x] https://github.com/webb-tools/webb-dapp/issues/2247
• [x] https://github.com/webb-tools/webb-dapp/issues/2246
• [x] https://github.com/webb-tools/webb-dapp/issues/2245
• [x] https://github.com/webb-tools/webb-dapp/issues/2244
• [x] https://github.com/webb-tools/webb-dapp/issues/2215
• [x] https://github.com/webb-tools/webb-dapp/issues/2252
• [ ] https://github.com/webb-tools/webb-dapp/issues/1339
• [ ] #2253
• [x] https://github.com/webb-tools/webb-dapp/issues/2172
• [x] https://github.com/webb-tools/webb-dapp/issues/2164
• [x] https://github.com/webb-tools/webb-dapp/issues/2268
• [x] https://github.com/webb-tools/webb-dapp/issues/2267