精简后的项目：仅保留 api/ui 源码、文档、构建依赖

api/scanner/face_detection/face_detector.go

@@ -0,0 +1,17 @@
+package face_detection
+
+import (
+	"gorm.io/gorm"
+
+	"github.com/photoview/photoview/api/graphql/models"
+)
+
+type FaceDetector interface {
+	ReloadFacesFromDatabase(db *gorm.DB) error
+	DetectFaces(db *gorm.DB, media *models.Media) error
+	MergeCategories(sourceID int32, destID int32)
+	MergeImageFaces(imageFaceIDs []int, destFaceGroupID int32)
+	RecognizeUnlabeledFaces(tx *gorm.DB, user *models.User) ([]*models.ImageFace, error)
+}
+
+var GlobalFaceDetector FaceDetector = nil