chore(auth): restrict OIDC generated claims debug logs to dev environment

- Prevent overly verbose logging of ID token payloads in production by checking APP_ENV

backend/internal/handler/user_handler.go

@@ -323,7 +323,7 @@ func (h *UserHandler) GetUser(c *fiber.Ctx) error {
 	}
 
 	return c.JSON(h.mapIdentitySummary(c.Context(), *identity))
-}
+}									
 
 func (h *UserHandler) CreateUser(c *fiber.Ctx) error {
 	if h.OryProvider == nil || h.KratosAdmin == nil {