Smal correction

viewmodels/year_view.go

@@ -2,6 +2,7 @@ package viewmodels
 
 import (
 	"fmt"
+	"log"
 	"maps"
 	"slices"
 	"sort"
@@ -33,6 +34,9 @@ func YearView(year int, lib *xmlmodels.Library) (*YearVM, error) {
 	lib.Issues.Lock()
 	for _, issue := range lib.Issues.Array {
 		y := issue.Datum.When.Year
+		if y == 0 {
+			log.Println("Issue has no year: ", issue.String())
+		}
 		years[y] = true
 		if y == year {
 			functions.MapArrayInsert(issues, issue.Datum.When.Month, issue)