feat: media duplicate purge, part 2 of 3: the automatic purge scheduler (Go only)

internal/domain/purge/purgeDomain.go

@@ -46,3 +46,11 @@ func (s Settings) NextPurgeAt() *time.Time {
 	next := base.AddDate(0, 0, s.AutoPurgeIntervalDays)
 	return &next
 }
+
+type RunResult struct {
+	GroupsTotal     int
+	GroupsPurged    int
+	Merged          int
+	ArticlesUpdated int
+	FailedGroups    int
+}

internal/domain/purge/purgeRepositoryInterface.go

@@ -1,6 +1,9 @@
 package purge
 
+import "time"
+
 type Repository interface {
 	Get() (Settings, error)
 	Save(settings Settings) error
+	SaveLastRun(at time.Time, merged int, articlesUpdated int) error
 }