Move examples, state implemented provider features in readme

Signed-off-by: Jan Dittrich <jan.dittrich@cgm.com>

Author: jan-di

README.md

@@ -3,6 +3,7 @@
 <div align="center">
 
 [![GitHub release](https://img.shields.io/github/release/crossplane-contrib/provider-openstack/all.svg)](https://github.com/crossplane-contrib/provider-openstack/releases)
+![Go Version](https://img.shields.io/github/go-mod/go-version/crossplane-contrib/provider-openstack)
 
 </div>
 
@@ -11,6 +12,20 @@ is built using [Upjet](https://github.com/crossplane/upjet) code
 generation tools and exposes XRM-conformant managed resources for the
 OpenStack API.
 
+## Features
+
+The provider is compatible with Crossplane 1.x and 2.x
+
+| Feature                     | Status        |
+|-----------------------------|---------------|
+| [Cluster Scoped Managed Resources](./examples-generated/cluster) | ✅ Supported     |
+| [Namespace Scoped Managed Resources](./examples-generated/namespace) | ✅ Supported (Crossplane 2+)     |
+| [Management Policies (Beta)](https://docs.crossplane.io/latest/managed-resources/managed-resources/#managementpolicies)   | ✅ Supported     |
+| [Init Providers (Beta)](https://docs.crossplane.io/latest/managed-resources/managed-resources/#initprovider)               | ✅ Supported     |
+| [Safe Start/MRDs (Alpha)](https://docs.crossplane.io/latest/guides/implementing-safe-start/)          | ✅ Supported (Crossplane 2+)     |
+| [Change Logs (Alpha)](https://docs.crossplane.io/latest/guides/change-logs/)               | ❌ Planned, see [#141](https://github.com/crossplane-contrib/provider-openstack/issues/141)     |
+| [External Secret Stores (Alpha)](https://docs.crossplane.io/latest/guides/upgrade-to-crossplane-v2/#external-secret-stores) | ❌ Not Planned     |
+
 ## Getting Started
 
 ### Installation
@@ -23,10 +38,11 @@ kind: Provider
 metadata:
   name: provider-openstack
 spec:
+  # Replace by the latest version
   package: xpkg.crossplane.io/crossplane-contrib/provider-openstack:vX.Y.Z
 ```
 
-You can see the API reference [here](https://doc.crds.dev/github.com/crossplane-contrib/provider-openstack).
+You can see the API reference [here](https://doc.crds.dev/github.com/crossplane-contrib/provider-openstack) as well as examples of managed resources in the [examples-generated](./examples-generated) folder.
 
 ### Configuration