docs: README updated

Author: jankapunkt

README.md

@@ -1,2 +1,19 @@
-# node-oauth2-server-examples
-This repository is meant to maintain a list of examples of using node-oauth2-server with different databases.
+# Node OAuth2 Server Examples
+
+This repository is meant to maintain a list of examples of using @node-oauth/oauth2-server 
+with different setups.
+
+## Examples
+
+Each example contains its own README with specific installation and run instructions. 
+
+### Server to server
+
+Location: [/server2server](./server2server)
+
+Minimal client-credential grant flow with express and fetch and in-memory DB.
+Suitable for (Micro-) services and small apps, exchanging protected resources.
+
+## License
+
+All examples are MIT licenses, defined by the top-level [LICENSE](./LICENSE) file

server2server/README.md

@@ -151,7 +151,3 @@ const resource = await response.json()
 
 Since there are no refresh token involved, the requests may fail, due to expired token.
 It's up to the client to re-request a new token.
-
-## License
-
-MIT, see [LICENSE](../LICENSE) file