C1: Demote sensitive data logs from Information to Debug

src/shared/Angor.Shared/DerivationOperations.cs

@@ -222,7 +222,7 @@ public uint DeriveUniqueProjectIdentifier(string founderKey)
 
         var upi = (uint)(hashOfid.GetLow64() & int.MaxValue);
 
-        _logger.LogInformation($"Unique Project Identifier - founderKey = {founderKey}, hashOfFounderKey = {hashOfid}, hashOfFounderKeyCastToInt = {upi}");
+        _logger.LogDebug("UPI derived: {Upi} for founderKey={FounderKey}", upi, founderKey);
 
         if (upi >= 2_147_483_648)
             throw new Exception();
@@ -307,7 +307,7 @@ public string DeriveAngorKey(string angorRootKey, string founderKey)
 
         var address = encoder.Encode(0, angorKey.WitHash.ToBytes());
 
-        _logger.LogInformation($"DeriveAngorKey - angorRootKey = {angorRootKey}, founderKey = {founderKey}, upi = {upi}, angorKey = {angorKey}, angorKeyWitHash = {angorKey.WitHash}, address = {address}");
+        _logger.LogDebug("DeriveAngorKey - founderKey={FounderKey}, upi={Upi}, address={Address}", founderKey, upi, address);
 
         return address;
     }
@@ -335,7 +335,7 @@ public string ConvertAngorKeyToBitcoinAddress(string projectId)
         var networkEncoder = network.Bech32Encoders[(int)Bech32Type.WITNESS_PUBKEY_ADDRESS];
         var bitcoinAddress = networkEncoder.Encode(witnessVersion, data);
 
-        _logger.LogInformation($"ConvertAngorKeyToBitcoinAddress - projectId = {projectId}, witnessVersion = {witnessVersion}, bitcoinAddress = {bitcoinAddress}");
+        _logger.LogDebug("ConvertAngorKeyToBitcoinAddress - projectId={ProjectId}, address={Address}", projectId, bitcoinAddress);
 
         return bitcoinAddress;
     }

src/shared/Angor.Shared/Protocol/FounderTransactionActions.cs

@@ -70,7 +70,7 @@ public SignatureInfo SignInvestorRecoveryTransactions(ProjectInfo projectInfo, s
 
             var hashHex = Encoders.Hex.EncodeData(hash.ToBytes());
 
-            _logger.LogInformation($"creating sig for project={projectInfo.ProjectIdentifier}; founder-recovery-pubkey={key.PubKey.ToHex()}; stage={stageIndex}");
+            _logger.LogDebug("Creating recovery signature for project={ProjectId}, stage={Stage}", projectInfo.ProjectIdentifier, stageIndex);
 
             var result = new TaprootPubKey(
                 Angor.Shared.Protocol.Scripts.TaprootKeyHelper.GetTaprootOutputKeyBytes(key.PubKey))
@@ -156,7 +156,7 @@ public TransactionInfo SpendFounderStage(ProjectInfo projectInfo, IEnumerable<St
 
         spendingTransaction.Outputs[0].Value -= appliedFee;
 
-        _logger.LogInformation($"Unsigned spendingTransaction hex {spendingTransaction.ToHex()}");
+        _logger.LogDebug("Unsigned spending transaction prepared with {InputCount} inputs", spendingTransaction.Inputs.Count);
 
         // Step 4 - sign the taproot inputs
         var trxData = spendingTransaction.PrecomputeTransactionData(stageOutputs.Select(_ => _.TxOut).ToArray());
@@ -183,12 +183,12 @@ public TransactionInfo SpendFounderStage(ProjectInfo projectInfo, IEnumerable<St
                 Op.GetPushOp(scriptToExecute.ToBytes()),
                 Op.GetPushOp(controlBlock));
 
-            _logger.LogInformation($"WitScript of inputIndex {inputIndex} spendingTransaction hex {input.WitScript.ToString()}");
+            _logger.LogDebug("Signed input {InputIndex}", inputIndex);
 
             inputIndex++;
         }
 
-        _logger.LogInformation($"signed spendingTransaction hex {spendingTransaction.ToHex()}");
+        _logger.LogDebug("Spending transaction signed successfully");
 
         var finalTrx = network.CreateTransaction(spendingTransaction.ToHex());
 

src/shared/Angor.Shared/Protocol/InvestorTransactionActions.cs

@@ -335,7 +335,7 @@ private Transaction AddSignaturesToRecoveryPathTransaction(ProjectInfo projectIn
 
             var hash = nbitcoinRecoveryTransaction.GetSignatureHashTaproot(outputs, execData);
 
-            _logger.LogInformation($"project={projectInfo.ProjectIdentifier}; investor-pubkey={key.PubKey.ToHex()}; stage={stageIndex}");
+            _logger.LogDebug("Signing recovery for project={ProjectId}, stage={Stage}", projectInfo.ProjectIdentifier, stageIndex);
 
             var investorSignature = key.SignTaprootKeySpend(hash, sigHash);
 
@@ -382,7 +382,7 @@ private bool CheckRecoverySignatures(ProjectInfo projectInfo, Transaction invest
 
             var result = pubkey.VerifySignature(hash, TaprootSignature.Parse(sig).SchnorrSignature);
 
-            _logger.LogInformation($"verifying sig for project={projectInfo.ProjectIdentifier}; success = {result}; founder-recovery-pubkey={projectInfo.FounderRecoveryKey}; stage={stageIndex}");
+            _logger.LogDebug("Signature verification for project={ProjectId}, stage={Stage}: {Result}", projectInfo.ProjectIdentifier, stageIndex, result);
 
             // if even one sig failed we fail all the validation
             if (result == false)

src/shared/Angor.Shared/Protocol/SeederTransactionActions.cs

@@ -90,7 +90,7 @@ public Transaction AddSignaturesToRecoverSeederFundsTransaction(ProjectInfo proj
             var execData = new TaprootExecutionData(stageIndex, tapScript.LeafHash) { SigHash = sigHash };
             var hash = nbitcoinRecoveryTransaction.GetSignatureHashTaproot(outputs, execData);
 
-            _logger.LogInformation($"project={projectInfo.ProjectIdentifier}; seeder-pubkey={key.PubKey.ToHex()}; stage={stageIndex}");
+            _logger.LogDebug("Signing recovery for project={ProjectId}, stage={Stage}", projectInfo.ProjectIdentifier, stageIndex);
 
             var investorSignature = key.SignTaprootKeySpend(hash, sigHash);