update readme

README.md

@@ -2,7 +2,72 @@
 
 ## Description
 
-wip
+It bridges from Combine to Concurrency.
+
+A small set of extensions that allow to combine new swift concurrency with Combine.
+
+## Operator
+
+### .asyncMap
+
+```.swift
+Just<Int>(10)
+    .asyncMap { number in
+        await doSomething(number)
+    }
+    .sink { value in
+        // handle value
+    }
+    .store(in: &cancellable)
+```
+
+
+### .asyncMapWithThrows
+
+```.swift
+let subject = PassthroughSubject<(), Never>()
+
+subject
+    .asyncMapWithThrows {
+        try await APIClient.fetch()
+    }
+    .sink(receiveCompletion: { result in
+        // handle result
+    }, receiveValue: { value in
+        // handle value
+    })
+    .store(in: &cancellable)
+
+subject.send(())
+```
+
+### .asyncSink
+
+```.swift
+Just<Int>(10)
+    .sink { number in
+        await doSomething(number)
+    }
+    .store(in: &cancellable)
+```
+
+### .asyncSinkWithThrows
+
+```.swift
+let subject = PassthroughSubject<(), Never>()
+
+subject
+    .setFailureType(to: Error.self)
+    .asyncSinkWithThrows(receiveCompletion: { result in
+        // handling result
+    }, receiveValue: {
+        let response = try await APIClient.fetch()
+        // handling response
+    })
+    .store(in: &cancellable)
+
+subject.send(())
+```
 
 ### Swift Package Manager