add suspendPoint

coroutines/src/commonMain/kotlin/dev/inmo/micro_utils/coroutines/SuspendPoint.kt

@@ -0,0 +1,15 @@
+package dev.inmo.micro_utils.coroutines
+
+import kotlinx.coroutines.currentCoroutineContext
+import kotlinx.coroutines.ensureActive
+
+/**
+ * Ensures that the current coroutine context is still active and throws a [kotlinx.coroutines.CancellationException]
+ * if the coroutine has been canceled.
+ *
+ * This function provides a convenient way to check the active status of a coroutine, which is useful
+ * to identify cancellation points in long-running or suspendable operations.
+ *
+ * @throws kotlinx.coroutines.CancellationException if the coroutine context is no longer active.
+ */
+suspend fun suspendPoint() = currentCoroutineContext().ensureActive()