[watch-only-extension] features & bugs

[motorina0]

Based on the provided master pubs:

• scan for addresses on all master pub keys (address gap of 20)
  • side use-case: select only one master pub
• compute the total amount
  • show sats/BTC

[motorina0]

• reset counter to last used address (add button)?
• export to CSV
• add tag to address
• master pubkeys
  • show type
  • support taproot
• store amount for addresses
• scan change addresses
  • show "change" icon in the utxo set
• scan 20 addresses gap
  • NOK if the user passes the 20 addresses gap
  • other wallets will not detect it
• show found utxos while scanning
• add tabs
  • Coins
  • History
  • Addresses
• add more APIs (check electrum list) -> useful for "too many requests" and for annonimisation
• add transaction link to mempool.space
• scan QR code for xpub
• reveal/show full address (a-la trezor)
• refactor all LNbits.api.request promises to await
• trim xpub
• show address and wallet for UTXOS (instead of tx_id)
• have default wallet? When generating an address select this one by default
• wallet: show funds per wallet, show type
• add note/tag for each address
• update API docs and samples
• rename labels Wallet to Wallet Account
• add Wallet search to coins
• add balance for wallet
• add copy button for address (addresses table and below QR)
• get fresh address -> refresh addresses table
• import addresses (just a bunch of keys)
• handle duplicate addresses (do not add value twice to the balance)
• show confirmed/pending badges
• show last shared badge
• all tx_ids and addresses must be links
• exclude change addresses from history
• group History by transaction ID
• re-check change addresses, amount == 0, not the same as not used
• create Config dialog & table (mempool, gap-limit, change gap-limit)

[motorina0]

• test mempool transactions (not confirmed)
• test address with more UTXOs
• test more users with same xpubs (should be no overlaps in update/delete)
• test Delete Wallet, also deletes addresses and recomputes the total amount
• test with sqlite (default)

[motorina0]

• Support P2SH and P2WSH <- more effort
• recheck tx size for p2sh-p2wpkh
• bitcoin invoice
• socket to notify
• closest UTXO by amount
• same address UTXOs together
• set LockTime current block + 1 (avoid fee snipping)

[motorina0]

• add OP_RETURN support