Refactor autotag to use individual transactions (#3106)

* Add id filtering to scenes, images, and galleries
* Perform tagging in batches
* One transaction per object tagged

pkg/models/scene.go

@@ -16,6 +16,7 @@ type SceneFilterType struct {
 	And      *SceneFilterType      `json:"AND"`
 	Or       *SceneFilterType      `json:"OR"`
 	Not      *SceneFilterType      `json:"NOT"`
+	ID       *IntCriterionInput    `json:"id"`
 	Title    *StringCriterionInput `json:"title"`
 	Code     *StringCriterionInput `json:"code"`
 	Details  *StringCriterionInput `json:"details"`