feat(cache): introduce cache option [EE-6293] (#10641)

api/http/handler/users/user_update.go

@@ -24,6 +24,7 @@ type userUpdatePayload struct {
 	Username    string `validate:"required" example:"bob"`
 	Password    string `validate:"required" example:"cg9Wgky3"`
 	NewPassword string `validate:"required" example:"asfj2emv"`
+	UseCache    *bool  `validate:"required" example:"true"`
 	Theme       *themePayload
 
 	// User role (1 for administrator account and 2 for regular account)
@@ -147,6 +148,10 @@ func (handler *Handler) userUpdate(w http.ResponseWriter, r *http.Request) *http
 		}
 	}
 
+	if payload.UseCache != nil {
+		user.UseCache = *payload.UseCache
+	}
+
 	if payload.Role != 0 {
 		user.Role = portainer.UserRole(payload.Role)
 		user.TokenIssueAt = time.Now().Unix()