Made example that shows manual static files handling more verbose

Author: michalpokusa

docs/examples.rst

@@ -58,11 +58,15 @@ In order to save memory, we are unregistering unused MIME types and registering
     :linenos:
 
 You can also serve a specific file from the handler.
-By default ``FileResponse`` looks for the file in the server's ``root_path`` directory, but you can change it.
+By default ``FileResponse`` looks for the file in the server's ``root_path`` directory
+(``/default-static-directory`` in the example below), but you can change it manually in every ``FileResponse``
+(to e.g. ``/other-static-directory``, as in example below).
+
+By doing that, you can serve files from multiple directories, and decide exactly which files are accessible.
 
 .. literalinclude:: ../examples/httpserver_handler_serves_file.py
     :caption: examples/httpserver_handler_serves_file.py
-    :emphasize-lines: 22
+    :emphasize-lines: 13,22
     :linenos:
 
 .. literalinclude:: ../examples/home.html

examples/httpserver_handler_serves_file.py

@@ -10,16 +10,16 @@
 
 
 pool = socketpool.SocketPool(wifi.radio)
-server = Server(pool, "/static", debug=True)
+server = Server(pool, "/default-static-folder", debug=True)
 
 
 @server.route("/home")
 def home(request: Request):
     """
-    Serves the file /www/home.html.
+    Serves the file /other-static-folder/home.html.
     """
 
-    return FileResponse(request, "home.html", "/www")
+    return FileResponse(request, "home.html", "/other-static-folder")
 
 
 server.serve_forever(str(wifi.radio.ipv4_address))