multi: wrap all errors

lnrpc/signrpc/signer_server.go

@@ -710,14 +710,14 @@ func (s *Server) VerifyMessage(_ context.Context,
 		// for Schnorr signatures.
 		pubkey, err := schnorr.ParsePubKey(in.Pubkey)
 		if err != nil {
-			return nil, fmt.Errorf("unable to parse pubkey: %v",
+			return nil, fmt.Errorf("unable to parse pubkey: %w",
 				err)
 		}
 
 		sigParsed, err := schnorr.ParseSignature(in.Signature)
 		if err != nil {
 			return nil, fmt.Errorf("can't parse Schnorr "+
-				"signature: %v", err)
+				"signature: %w", err)
 		}
 
 		var digest []byte
@@ -746,7 +746,7 @@ func (s *Server) VerifyMessage(_ context.Context,
 	}
 	sig, err := wireSig.ToSignature()
 	if err != nil {
-		return nil, fmt.Errorf("failed to convert from wire format: %v",
+		return nil, fmt.Errorf("failed to convert from wire format: %w",
 			err)
 	}
 
@@ -874,7 +874,7 @@ func (s *Server) MuSig2CombineKeys(_ context.Context,
 	// Are there any tweaks to apply to the combined public key?
 	tweaks, err := UnmarshalTweaks(in.Tweaks, in.TaprootTweak)
 	if err != nil {
-		return nil, fmt.Errorf("error unmarshaling tweak options: %v",
+		return nil, fmt.Errorf("error unmarshaling tweak options: %w",
 			err)
 	}
 
@@ -1014,7 +1014,7 @@ func (s *Server) MuSig2CreateSession(_ context.Context,
 	// Are there any tweaks to apply to the combined public key?
 	tweaks, err := UnmarshalTweaks(in.Tweaks, in.TaprootTweak)
 	if err != nil {
-		return nil, fmt.Errorf("error unmarshaling tweak options: %v",
+		return nil, fmt.Errorf("error unmarshaling tweak options: %w",
 			err)
 	}
 
@@ -1139,7 +1139,7 @@ func (s *Server) MuSig2CombineSig(_ context.Context,
 		in.OtherPartialSignatures,
 	)
 	if err != nil {
-		return nil, fmt.Errorf("error parsing partial signatures: %v",
+		return nil, fmt.Errorf("error parsing partial signatures: %w",
 			err)
 	}