Add progress logging for initial sync

- Log start of sync with source directory
- Print progress every 1000 files during sync
- Log completion with stats (files, dirs, skipped, errors) and elapsed time
- Print 'watcher: ready' when monitoring begins
- Exit cleanly on dry-run

1 files changed, 7 insertions, 0 deletions

diff --git a/main.go b/main.go
index 24135f5..077aec2 100644
--- a/main.go
+++ b/main.go
@@ -32,6 +32,13 @@ func main() {
 		log.Fatalf("initial sync failed: %v", err)
 	}
 
+	if *dryRun {
+		log.Println("dry-run complete, exiting")
+		return
+	}
+
+	log.Println("watcher: ready, monitoring for changes ...")
+
 	ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt, syscall.SIGTERM)
 	defer cancel()