Add support for authenticated media

config/bridge.go

@@ -37,6 +37,9 @@ type BridgeConfig struct {
 
 	PortalMessageBuffer int `yaml:"portal_message_buffer"`
 
+	PublicAddress  string `yaml:"public_address"`
+	AvatarProxyKey string `yaml:"avatar_proxy_key"`
+
 	DeliveryReceipts            bool `yaml:"delivery_receipts"`
 	MessageStatusEvents         bool `yaml:"message_status_events"`
 	MessageErrorNotices         bool `yaml:"message_error_notices"`