simplified some loops, added day2.md to test new footer date functionality

templates/home.templ

@@ -1,6 +1,16 @@
 package templates
 
-import "git.valxntine.dev/valxntine/blog/models"
+import (
+	"git.valxntine.dev/valxntine/blog/models"
+	"time"
+)
+
+func GetLastUpdated(p []models.Post) time.Time {
+	if len(p) == 0 {
+		return time.Time{}
+	}
+	return p[0].PublishedAt
+}
 
 templ HomePage(data models.Data) {
 	@Layout(data.Title) {
@@ -9,6 +19,6 @@ templ HomePage(data models.Data) {
 		<main>
 			@PostList(data.Posts, data.CurrentPage, data.TotalPages)
 		</main>
-		@Footer()
+		@Footer(GetLastUpdated(data.Posts))
 	}
 }