feat(assets): add searchable media library and verified orphan cleanup

internal/api/assets.go

@@ -0,0 +1,41 @@
+package api
+
+import (
+	"net/http"
+	"time"
+)
+
+func (s *Server) cleanupImages(w http.ResponseWriter, r *http.Request) {
+	var body struct {
+		Paths []string `json:"paths"`
+	}
+	if !readJSON(w, r, &body) {
+		return
+	}
+	if len(body.Paths) == 0 || len(body.Paths) > 1000 {
+		writeError(w, 400, "请选择 1～1000 张待清理图片")
+		return
+	}
+	result, err := s.vault.CleanupImages(body.Paths, func() ([]string, error) {
+		shares, err := s.store.Shares()
+		if err != nil {
+			return nil, err
+		}
+		scopes := []string{}
+		now := time.Now().Unix()
+		for _, share := range shares {
+			if share.ExpiresAt != 0 && share.ExpiresAt <= now {
+				continue
+			}
+			for _, item := range share.Items {
+				scopes = append(scopes, item.Path)
+			}
+		}
+		return scopes, nil
+	})
+	if err != nil {
+		vaultError(w, r, err)
+		return
+	}
+	writeJSON(w, 200, result)
+}