rpc, docs: Add note for commands that supports only legacy wallets

Note is added for following rpc commands:

importprivkey, importpubkey, importwallet, dumpprivkey,
dumpwallet, importmulti, addmultisigaddress, sethdseed

Author: yusufsahinhamza

src/wallet/rpc/addresses.cpp

@@ -220,7 +220,8 @@ RPCHelpMan addmultisigaddress()
                 "Each key is a Bitcoin address or hex-encoded public key.\n"
                 "This functionality is only intended for use with non-watchonly addresses.\n"
                 "See `importaddress` for watchonly p2sh address support.\n"
-                "If 'label' is specified, assign address to that label.\n",
+                "If 'label' is specified, assign address to that label.\n"
+                "Note: This command is only compatible with legacy wallets.\n",
                 {
                     {"nrequired", RPCArg::Type::NUM, RPCArg::Optional::NO, "The number of required signatures out of the n keys or addresses."},
                     {"keys", RPCArg::Type::ARR, RPCArg::Optional::NO, "The bitcoin addresses or hex-encoded public keys",

src/wallet/rpc/backup.cpp

@@ -102,7 +102,8 @@ RPCHelpMan importprivkey()
             "may report that the imported key exists but related transactions are still missing, leading to temporarily incorrect/bogus balances and unspent outputs until rescan completes.\n"
             "The rescan parameter can be set to false if the key was never used to create transactions. If it is set to false,\n"
             "but the key was used to create transactions, rescanblockchain needs to be called with the appropriate block range.\n"
-            "Note: Use \"getwalletinfo\" to query the scanning progress.\n",
+            "Note: Use \"getwalletinfo\" to query the scanning progress.\n"
+            "Note: This command is only compatible with legacy wallets. Use \"importdescriptors\" with \"combo(X)\" for descriptor wallets.\n",
                 {
                     {"privkey", RPCArg::Type::STR, RPCArg::Optional::NO, "The private key (see dumpprivkey)"},
                     {"label", RPCArg::Type::STR, RPCArg::DefaultHint{"current label if address exists, otherwise \"\""}, "An optional label"},
@@ -210,7 +211,7 @@ RPCHelpMan importaddress()
             "\nNote: If you import a non-standard raw script in hex form, outputs sending to it will be treated\n"
             "as change, and not show up in many RPCs.\n"
             "Note: Use \"getwalletinfo\" to query the scanning progress.\n"
-            "Note: This command is only compatible with legacy wallets. Use \"importdescriptors\" with \"addr(X)\" for descriptor wallets.\n",
+            "Note: This command is only compatible with legacy wallets. Use \"importdescriptors\" for descriptor wallets.\n",
                 {
                     {"address", RPCArg::Type::STR, RPCArg::Optional::NO, "The Bitcoin address (or hex-encoded script)"},
                     {"label", RPCArg::Type::STR, RPCArg::Default{""}, "An optional label"},
@@ -404,7 +405,8 @@ RPCHelpMan importpubkey()
             "may report that the imported pubkey exists but related transactions are still missing, leading to temporarily incorrect/bogus balances and unspent outputs until rescan completes.\n"
             "The rescan parameter can be set to false if the key was never used to create transactions. If it is set to false,\n"
             "but the key was used to create transactions, rescanblockchain needs to be called with the appropriate block range.\n"
-            "Note: Use \"getwalletinfo\" to query the scanning progress.\n",
+            "Note: Use \"getwalletinfo\" to query the scanning progress.\n"
+            "Note: This command is only compatible with legacy wallets. Use \"importdescriptors\" with \"combo(X)\" for descriptor wallets.\n",
                 {
                     {"pubkey", RPCArg::Type::STR, RPCArg::Optional::NO, "The hex-encoded public key"},
                     {"label", RPCArg::Type::STR, RPCArg::Default{""}, "An optional label"},
@@ -484,7 +486,8 @@ RPCHelpMan importwallet()
 {
     return RPCHelpMan{"importwallet",
                 "\nImports keys from a wallet dump file (see dumpwallet). Requires a new wallet backup to include imported keys.\n"
-                "Note: Blockchain and Mempool will be rescanned after a successful import. Use \"getwalletinfo\" to query the scanning progress.\n",
+                "Note: Blockchain and Mempool will be rescanned after a successful import. Use \"getwalletinfo\" to query the scanning progress.\n"
+                "Note: This command is only compatible with legacy wallets.\n",
                 {
                     {"filename", RPCArg::Type::STR, RPCArg::Optional::NO, "The wallet file"},
                 },
@@ -640,7 +643,8 @@ RPCHelpMan dumpprivkey()
 {
     return RPCHelpMan{"dumpprivkey",
                 "\nReveals the private key corresponding to 'address'.\n"
-                "Then the importprivkey can be used with this output\n",
+                "Then the importprivkey can be used with this output\n"
+                "Note: This command is only compatible with legacy wallets.\n",
                 {
                     {"address", RPCArg::Type::STR, RPCArg::Optional::NO, "The bitcoin address for the private key"},
                 },
@@ -688,7 +692,8 @@ RPCHelpMan dumpwallet()
                 "\nDumps all wallet keys in a human-readable format to a server-side file. This does not allow overwriting existing files.\n"
                 "Imported scripts are included in the dumpfile, but corresponding BIP173 addresses, etc. may not be added automatically by importwallet.\n"
                 "Note that if your wallet contains keys which are not derived from your HD seed (e.g. imported keys), these are not covered by\n"
-                "only backing up the seed itself, and must be backed up too (e.g. ensure you back up the whole dumpfile).\n",
+                "only backing up the seed itself, and must be backed up too (e.g. ensure you back up the whole dumpfile).\n"
+                "Note: This command is only compatible with legacy wallets.\n",
                 {
                     {"filename", RPCArg::Type::STR, RPCArg::Optional::NO, "The filename with path (absolute path recommended)"},
                 },
@@ -1252,7 +1257,8 @@ RPCHelpMan importmulti()
             "may report that the imported keys, addresses or scripts exist but related transactions are still missing.\n"
             "The rescan parameter can be set to false if the key was never used to create transactions. If it is set to false,\n"
             "but the key was used to create transactions, rescanblockchain needs to be called with the appropriate block range.\n"
-            "Note: Use \"getwalletinfo\" to query the scanning progress.\n",
+            "Note: Use \"getwalletinfo\" to query the scanning progress.\n"
+            "Note: This command is only compatible with legacy wallets. Use \"importdescriptors\" for descriptor wallets.\n",
                 {
                     {"requests", RPCArg::Type::ARR, RPCArg::Optional::NO, "Data to be imported",
                         {

src/wallet/rpc/wallet.cpp

@@ -460,8 +460,8 @@ static RPCHelpMan sethdseed()
     return RPCHelpMan{"sethdseed",
                 "\nSet or generate a new HD wallet seed. Non-HD wallets will not be upgraded to being a HD wallet. Wallets that are already\n"
                 "HD will have a new HD seed set so that new keys added to the keypool will be derived from this new seed.\n"
-                "\nNote that you will need to MAKE A NEW BACKUP of your wallet after setting the HD wallet seed." +
-        HELP_REQUIRING_PASSPHRASE,
+                "\nNote that you will need to MAKE A NEW BACKUP of your wallet after setting the HD wallet seed." + HELP_REQUIRING_PASSPHRASE +
+                "Note: This command is only compatible with legacy wallets.\n",
                 {
                     {"newkeypool", RPCArg::Type::BOOL, RPCArg::Default{true}, "Whether to flush old unused addresses, including change addresses, from the keypool and regenerate it.\n"
                                          "If true, the next address from getnewaddress and change address from getrawchangeaddress will be from this new seed.\n"