Integrate email notifications into signup and login (#38)

backend/product/app/api/config.go

@@ -2,13 +2,15 @@ package api
 
 import (
 	mwa "git.sendico.io/tech/sxchnge/product/auth/config"
+	"git.sendico.io/tech/sxchnge/product/notifications"
 	verificationconfig "git.sendico.io/tech/sxchnge/product/verification/config"
 )
 
 type Config struct {
-	Mw           *mwa.Config                `yaml:"middleware"`
-	AuthStorage  *mwa.AuthStorageConfig     `yaml:"auth_storage"`
-	Verification *verificationconfig.Config `yaml:"verification"`
+	Notifications *notifications.Config      `yaml:"notifications"`
+	Mw            *mwa.Config                `yaml:"middleware"`
+	AuthStorage   *mwa.AuthStorageConfig     `yaml:"auth_storage"`
+	Verification  *verificationconfig.Config `yaml:"verification"`
 }
 
 func (c *Config) SharedConfig() *Config {