Update flask-blueprints example

Author: rmk135

examples/miniapps/flask-blueprints/README.rst

@@ -81,20 +81,21 @@ The output should be something like:
 
 .. code-block::
 
-   platform darwin -- Python 3.9, pytest-5.4.3, py-1.9.0, pluggy-0.13.1
-   plugins: flask-1.0.0, cov-2.10.0
+   platform darwin -- Python 3.10.0, pytest-6.2.5, py-1.10.0, pluggy-1.0.0
+   plugins: cov-3.0.0, flask-1.2.0
    collected 2 items
 
    githubnavigator/tests.py ..                                     [100%]
 
-   ---------- coverage: platform darwin, python 3.9 -----------
-   Name                             Stmts   Miss  Cover
-   ----------------------------------------------------
-   githubnavigator/__init__.py                 0      0   100%
-   githubnavigator/application.py             15      0   100%
-   githubnavigator/blueprints/example.py      12      0   100%
-   githubnavigator/containers.py               7      0   100%
-   githubnavigator/services.py                14      0   100%
-   githubnavigator/tests.py                   34      0   100%
-   -----------------------------------------------------------
-   TOTAL                                      82      0   100%
+   ---------- coverage: platform darwin, python 3.10.0-final-0 ----------
+   Name                                     Stmts   Miss  Cover
+   ------------------------------------------------------------
+   githubnavigator/__init__.py                  0      0   100%
+   githubnavigator/application.py              13      0   100%
+   githubnavigator/blueprints/__init__.py       0      0   100%
+   githubnavigator/blueprints/example.py       12      0   100%
+   githubnavigator/containers.py                8      0   100%
+   githubnavigator/services.py                 14      0   100%
+   githubnavigator/tests.py                    34      0   100%
+   ------------------------------------------------------------
+   TOTAL                                       81      0   100%

examples/miniapps/flask-blueprints/githubnavigator/application.py

@@ -9,9 +9,7 @@
 
 def create_app() -> Flask:
     container = Container()
-    container.config.from_yaml("config.yml")
     container.config.github.auth_token.from_env("GITHUB_TOKEN")
-    container.wire(modules=[example])
 
     app = Flask(__name__)
     app.container = container

examples/miniapps/flask-blueprints/githubnavigator/containers.py

@@ -8,7 +8,9 @@
 
 class Container(containers.DeclarativeContainer):
 
-    config = providers.Configuration()
+    wiring_config = containers.WiringConfiguration(packages=[".blueprints"])
+
+    config = providers.Configuration(yaml_files=["config.yml"])
 
     github_client = providers.Factory(
         Github,