update: new logo and README cleanup (#5324)

## Release Notes
N/A

Author: zamulla

README.md

@@ -3,16 +3,21 @@
 [![prerelease](https://img.shields.io/github/v/release/JetBrains/compose-multiplatform?include_prereleases&filter=*-*&display_name=release&label=prerelease&color=blue)](https://github.com/JetBrains/compose-multiplatform/releases)
 [![dev](https://img.shields.io/github/v/tag/JetBrains/compose-multiplatform?include_prereleases&sort=semver&filter=v*%2Bdev*&label=dev&color=orange)](https://github.com/JetBrains/compose-multiplatform/tags)
 
-# Compose Multiplatform
-
-[**Compose Multiplatform**](https://jb.gg/cmp) is a declarative framework for sharing UIs across multiple platforms with Kotlin. 
+<a href="https://jb.gg/cmp">
+    <picture>
+        <source srcset="artwork/compose-logo-name-white.svg"  width="400" media="(prefers-color-scheme: dark)">
+        <img src="artwork/compose-logo-name-black.svg" alt="Compose Multiplatform logo and name" width="400">
+    </picture>
+</a>
+
+[Compose Multiplatform](https://jb.gg/cmp) is a declarative framework for sharing UI code across multiple platforms with Kotlin. 
 It is based on [Jetpack Compose](https://developer.android.com/jetpack/compose) and developed by [JetBrains](https://www.jetbrains.com/) and open-source contributors.
 
-You can choose the platforms across which to share your UIs using Compose Multiplatform:
+You can choose the platforms across which to share your UI code using Compose Multiplatform:
 
 * [iOS](https://jb.gg/start-cmp)
 * [Android](https://jb.gg/start-cmp) 
-* [Desktop](https://jb.gg/start-cmp) (Windows, MacOS, Linux)
+* [Desktop](https://jb.gg/start-cmp) (Windows, MacOS, and Linux)
 * [Web](https://jb.gg/start-cmp) (Alpha)
 
 For example, you can share UIs between iOS and Android or Windows and MacOS.
@@ -21,10 +26,6 @@ For example, you can share UIs between iOS and Android or Windows and MacOS.
 
 ## iOS
 
-> iOS support is in Beta. It is feature complete, and migration issues should be minimal. You may still encounter bugs, performance and developer experience issues, but not as much as in the Alpha stage.
-> We would appreciate your feedback on it in the public Slack channel [#compose-ios](https://kotlinlang.slack.com/archives/C0346LWVBJ4/p1678888063176359). 
-> If you face any issues, please report them on [YouTrack](https://youtrack.jetbrains.com/newIssue?project=CMP).
-
 Compose Multiplatform shares most of its API with Jetpack Compose, the Android UI framework developed by Google. 
 You can use the same APIs to build user interfaces for both Android and iOS.
 
@@ -36,7 +37,7 @@ and embed complex native UI views, such as [MKMapView](https://developer.apple.c
 
 ## Android
 
-When Android is one of your targets, you can get the same experience for Android as if you were developing an Android app 
+When Android is one of your targets, you get the same experience for Android as if you were developing an Android app 
 using [Jetpack Compose](https://developer.android.com/jetpack/compose).
 
 **[Get started with Compose Multiplatform](https://jb.gg/start-cmp)**
@@ -50,8 +51,6 @@ It has desktop extensions for menus, keyboard shortcuts, window manipulation, an
 
 **[Get started with Compose Multiplatform](https://jb.gg/start-cmp)**
 
-> We would appreciate your feedback on Compose Multiplatform in the public Slack channel [#compose](https://kotlinlang.slack.com/archives/CJLTWPH7S/p1678882768039969).
-
 ## Web
 
 > Web support is in Alpha. It may change incompatibly and require manual migration in the future.
@@ -81,7 +80,9 @@ for creating web user interfaces with HTML and CSS.
 * [Compatibility and versioning](https://jb.gg/cmp-versioning)
 * [Changelog](CHANGELOG.md)
 
+## Get help
 
+There are dedicated public Slack channels for [#compose-ios](https://kotlinlang.slack.com/archives/C0346LWVBJ4/p1678888063176359), [#compose-desktop](https://kotlinlang.slack.com/archives/C01D6HTPATV) and [#compose-web](https://kotlinlang.slack.com/archives/C01F2HV7868/p1678887590205449), as well as the general [#compose](https://kotlinlang.slack.com/archives/CJLTWPH7S) channel.
 
-
+If you encounter any issues, please report them on [YouTrack](https://youtrack.jetbrains.com/newIssue?project=CMP).