Updated documentation

README.rst

@@ -37,6 +37,8 @@ Features
 The library is compatible with all Elasticsearch versions since 5.x
 **but you have to use a matching major version:**
 
+- For Elasticsearch 8.0 and later, use the major version 8 (8.x.y) of the library.
+
 - For Elasticsearch 7.0 and later, use the major version 7 (7.x.y) of the library.
 
 - For Elasticsearch 6.0 and later, use the major version 6 (6.x.y) of the library.
@@ -45,6 +47,9 @@ The library is compatible with all Elasticsearch versions since 5.x
 
 .. code-block:: python
 
+    # Elasticsearch 8.x
+    elasticsearch-dsl>=8.0.0,<9.0.0
+
     # Elasticsearch 7.x
     elasticsearch-dsl>=7.0.0,<8.0.0
 

docs/source/quickstart.rst

@@ -20,8 +20,9 @@ For example:
 
     ELASTICSEARCH_DSL={
         'default': {
-            'hosts': 'localhost:9200'
-        },
+            'hosts': 'localhost:9200',
+            'http_auth': ('username', 'password')
+        }
     }
 
 ``ELASTICSEARCH_DSL`` is then passed to ``elasticsearch-dsl-py.connections.configure`` (see here_).