CIAM logout needs authority to contain tenant path

Author: rayluo

.env.sample

@@ -13,14 +13,13 @@ CLIENT_SECRET=<client secret>
 #    "https://login.microsoftonline.com/TENANT_GUID"
 #    or "https://login.microsoftonline.com/subdomain.onmicrosoft.com".
 #
-#    Alternatively, leave it undefined if you are building a multi-tenant AAD app
-#    in world-wide cloud
-#AUTHORITY=<authority url>
+#    Alternatively, use "https://login.microsoftonline.com/common" for multi-tenant app.
+AUTHORITY=<your authority url>
 #
 #
 # 2. If you are using a Microsoft Entra External ID for customers (CIAM) tenant,
-#    configure AUTHORITY as "https://subdomain.ciamlogin.com"
-#AUTHORITY=<authority url>
+#    configure AUTHORITY as https://subdomain.ciamlogin.com/subdomain.onmicrosoft.com
+#AUTHORITY=https://subdomain.ciamlogin.com/subdomain.onmicrosoft.com
 #
 #
 # 3. If you are using a B2C tenant, configure the following variables:

app.py

@@ -5,7 +5,7 @@
 
 import app_config
 
-__version__ = "0.7.0"  # The version of this sample, for troubleshooting purpose
+__version__ = "0.8.0"  # The version of this sample, for troubleshooting purpose
 
 app = Flask(__name__)
 app.config.from_object(app_config)

requirements.txt

@@ -4,5 +4,5 @@ Flask>=2.2
 Flask-Session>=0.3.2,<0.6
 werkzeug>=2
 requests>=2,<3
-identity>=0.3,<0.4
+identity>=0.5.1,<0.6
 python-dotenv<0.22