Implemented Transaction::finally() method for always firing an operat…

…ion outside the transaction.

src/Transaction.php

@@ -99,6 +99,7 @@ public function execute(): self
 			finally
 			{
 				$this->unlockTableIfNecessary();
+				$this->finally();
 			}
 			$this->fireEvent();
 			return $this;
@@ -117,6 +118,14 @@ protected abstract function perform(): void;
 		protected function validate(): void
 		{
 		}
+
+		/**
+		 * Executes any post-transaction operations regardless of the success or failure of the transaction.
+		 * @throws Throwable
+		 */
+		protected function finally(): void
+		{
+		}
 
 		/**
 		 * Reverts all side effects in the transaction.

tests/TransactionTests.php

@@ -33,13 +33,15 @@ function testEventFiringTransactionFires()
 		{
 			TransactionFired::$instances = [];
 			$transaction = new EventFiringTransaction();
+			$this->assertFalse($transaction->finally);
 
 			$transaction->execute();
 			$event = TransactionFired::$instances[$transaction->eventKey] ?? null;
 
 			$this->assertNotNull($event);
 			$this->assertSame($event->transaction, $transaction);
 			$this->assertTrue($event->listenedTo);
+			$this->assertTrue($transaction->finally);
 		}
 
 		function testSideEffectsAreReverted()

tests/Transactions/EventFiringTransaction.php

@@ -8,9 +8,16 @@ class EventFiringTransaction extends Transaction
 	{
 		protected ?string $event = TransactionFired::class;
 		public string $eventKey;
+		public bool $finally = false;
 
 		protected function perform(): void
 		{
 			$this->eventKey = bin2hex(random_bytes(8));
 		}
+
+		protected function finally(): void
+		{
+			parent::finally();
+			$this->finally = true;
+		}
 	}