Feat: Support for Microsoft Oauth in Email Channel (#6227)

- Adds the backend APIs required for Microsoft Email Channels

Co-authored-by: Pranav Raj S <pranav@chatwoot.com>
Co-authored-by: Sojan <sojan@pepalo.com>

.env.example

@@ -35,7 +35,7 @@ REDIS_SENTINELS=
 REDIS_SENTINEL_MASTER_NAME=
 
 # By default Chatwoot will pass REDIS_PASSWORD as the password value for sentinels
-# Use the following environment variable to customize passwords for sentinels. 
+# Use the following environment variable to customize passwords for sentinels.
 # Use empty string if sentinels are configured with out passwords
 # REDIS_SENTINEL_PASSWORD=
 
@@ -45,7 +45,7 @@ REDIS_SENTINEL_MASTER_NAME=
 # REDIS_OPENSSL_VERIFY_MODE=none
 
 # Postgres Database config variables
-# You can leave POSTGRES_DATABASE blank. The default name of 
+# You can leave POSTGRES_DATABASE blank. The default name of
 # the database in the production environment is chatwoot_production
 # POSTGRES_DATABASE=
 POSTGRES_HOST=postgres
@@ -214,6 +214,10 @@ STRIPE_WEBHOOK_SECRET=
 # Make sure to follow https://edgeguides.rubyonrails.org/active_storage_overview.html#cross-origin-resource-sharing-cors-configuration on the cloud storage after setting this to true.
 DIRECT_UPLOADS_ENABLED=
 
+#MS OAUTH creds
+AZURE_APP_ID=
+AZURE_APP_SECRET=
+
 ## Advanced configurations
 ## Change these values to fine tune performance
 # control the concurrency setting of sidekiq