fix(frontend): flag Solana account creation recipients

src/frontend/src/sol/utils/sol-instructions.utils.ts

@@ -391,13 +391,15 @@ const mapSolSystemInstruction = (instruction: SolParsedInstruction): MappedSolTr
 		const {
 			data: { lamports },
 			accounts: {
-				payer: { address: payer }
+				payer: { address: payer },
+				newAccount: { address: destination }
 			}
 		} = instruction;
 
 		return {
 			amount: lamports,
-			payer
+			payer,
+			destination
 		};
 	}
 

src/frontend/src/tests/sol/utils/sol-instructions.utils.spec.ts

@@ -927,6 +927,7 @@ describe('sol-instructions.utils', () => {
 			});
 			expect(mapSolInstruction(mockInstruction2)).toStrictEqual({
 				amount: 2039280n,
+				destination: 'DSkZKdPXxJYtcqcUzAkpHbr4or65H1a7WmePYsKQQBGH',
 				payer: '5Dqoon9MdWRgwmJ839FJ2ZTpTAcc1MMprZeNyaxpaV1Q'
 			});
 

src/frontend/src/tests/sol/utils/sol-transactions.utils.spec.ts

@@ -33,9 +33,10 @@ describe('sol-transactions.utils', () => {
 			expect(mapSolTransactionMessage(mockSolParsedTransactionMessage)).toStrictEqual({
 				amount: 2044380n,
 				unreviewed: true,
-				destination: 'ADaUMid9yfUytqMBgopwjb2DTLSokTSzL1zt6iGPaS49',
+				destination: 'DSkZKdPXxJYtcqcUzAkpHbr4or65H1a7WmePYsKQQBGH',
 				payer: '5Dqoon9MdWRgwmJ839FJ2ZTpTAcc1MMprZeNyaxpaV1Q',
-				source: '5Dqoon9MdWRgwmJ839FJ2ZTpTAcc1MMprZeNyaxpaV1Q'
+				source: '5Dqoon9MdWRgwmJ839FJ2ZTpTAcc1MMprZeNyaxpaV1Q',
+				ambiguous: true
 			});
 		});
 
@@ -374,6 +375,25 @@ describe('sol-transactions.utils', () => {
 			});
 		});
 
+		it('should flag account creation hidden behind a benign trailing transfer as ambiguous', () => {
+			spyMapSolInstruction
+				.mockReturnValueOnce({ amount: 9n, payer: mockSolAddress, destination: mockSolAddress2 })
+				.mockReturnValueOnce({ amount: 1n, source: mockSolAddress, destination: mockAtaAddress });
+
+			expect(
+				mapSolTransactionMessage({
+					...mockSolParsedTransactionMessage,
+					instructions: [instruction1, instruction2]
+				})
+			).toStrictEqual({
+				amount: 10n,
+				source: mockSolAddress,
+				destination: mockAtaAddress,
+				payer: mockSolAddress,
+				ambiguous: true
+			});
+		});
+
 		it('should not flag repeated transfers to the same destination as ambiguous', () => {
 			spyMapSolInstruction
 				.mockReturnValueOnce({ amount: 9n, source: mockSolAddress, destination: mockSolAddress2 })