need to switch to the slices package

gitTag.byAge.go

@@ -1,13 +1,27 @@
 package gitpb
 
-// runs git, parses output
-// types faster than you can
-
 import (
 	"sort"
 	"time"
 )
 
+/*
+// todo: probably switch to using slices. new things added in 1.23
+// https://pkg.go.dev/slices
+
+func (all *GitTags) newSort() *GitTagIterator {
+	slices.SortFunc(all.GitTags, func(a, b *GitTag) int {
+		if n := strings.Compare(a.Name, b.Name); n != 0 {
+			return n
+		}
+		// If names are equal, order by age
+		return cmp.Compare(a.Age, b.Age)
+	})
+}
+*/
+
+// all this code below is junk and seamingly wrong
+
 func (all *GitTags) SortByAge() *GitTagIterator {
 	packs := all.selectAllGitTag()