[#1559] Support for "follow_request" notifications (configurable).

(Not currently supported by PleromaFE, thus disabled by default).

config/config.exs

@@ -559,6 +559,8 @@ config :pleroma, :email_notifications,
     inactivity_threshold: 7
   }
 
+config :pleroma, :notifications, enable_follow_request_notifications: false
+
 config :pleroma, :oauth2,
   token_expires_in: 600,
   issue_new_refresh_token: true,

config/description.exs

@@ -2267,6 +2267,20 @@ config :pleroma, :config_description, [
       }
     ]
   },
+  %{
+    group: :pleroma,
+    key: :notifications,
+    type: :group,
+    description: "Notification settings",
+    children: [
+      %{
+        key: :enable_follow_request_notifications,
+        type: :boolean,
+        description:
+          "Enables notifications on new follow requests (causes issues with older PleromaFE versions)."
+      }
+    ]
+  },
   %{
     group: :pleroma,
     key: Pleroma.Emails.UserEmail,