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

templates/footer.templ

@@ -1,11 +1,21 @@
 package templates
 
-templ Footer() {
+import "time"
+
+func FormatLastUpdated(t time.Time) string {
+	updatedAt := "Now-ish"
+	if !t.IsZero() {
+		updatedAt = t.Format("January 2, 2006")
+	}
+	return updatedAt
+}
+
+templ Footer(lastUpdated time.Time) {
 	<footer class="footer">
 		<p>
-			© 2025 Valentine Bott | Built with Go + Templ + HTMX |
+			© 2026 Valentine Bott | Built with Go + Templ + HTMX |
 			<a href="https://git.valxntine.dev/valxntine/blog">Source Code</a> |
-			Last updated: <span class="blink">●</span> Now-ish
+			Last updated: <span class="blink">●</span> { FormatLastUpdated(lastUpdated) }
 		</p>
 	</footer>
 }