Move examples to spotipy-dev/spotipy-examples, add as submodule

FAQ.md

@@ -6,7 +6,7 @@ spotipy can only return fields documented on the Spotify web API https://develop
 
 ### How to use spotipy in an API?
 
-Check out [this example Flask app](examples/app.py)
+Check out [this example Flask app](https://github.com/spotipy-dev/spotipy-examples/tree/main/apps/flask_api)
 
 ### How can I store tokens in a database rather than on the filesystem?
 
@@ -51,7 +51,7 @@ must be specified: `search("abba", market="DE")`.
 If you cannot open a browser, set `open_browser=False` when instantiating SpotifyOAuth or SpotifyPKCE. You will be
 prompted to open the authorization URI manually.  
 
-See the [headless auth example](examples/headless.py).
+See the [headless auth example](https://github.com/spotipy-dev/spotipy-examples/blob/main/scripts/headless.py).
 
 ### My application is not responding