add approximate times to post list

site-src/index.mdx

@@ -5,6 +5,8 @@ tags: special
 
 export function PostLink({post}) {
     const tags = post.data.tags.filter(t => t != "post");
+    const two_digits = n => n.toString().padStart(2, "0");
+    const time = `${two_digits(post.date.getHours())}:${two_digits(post.date.getMinutes())}`;
     return <>
         <a href={post.url}>
             {post.data.title}
@@ -12,7 +14,9 @@ export function PostLink({post}) {
         {" "}
         ({tags.join(", ")})
         {" "}
-        (<time dateTime={post.date.toISOString()}>{post.date.toDateString()}</time>)
+        (<time dateTime={post.date.toISOString()} title={`started at about ${time}`}>
+            {post.date.toDateString()}
+        </time>)
     </>
 }