add shields mood endpoint

api/index.php

@@ -5,7 +5,8 @@
 	</div>
 	<div class='window-content'>
 		<ul>
-			<li><a href="shields-posts.php">shields posts endpoint</a></li>
+			<li><a href="shields-posts.php">shields.io posts endpoint</a></li>
+			<li><a href="shields-mood.php">shields.io mood endpoint</a></li>
 		</ul>
 	</div>
 </div>

api/shields-mood.php

@@ -0,0 +1,18 @@
+<?php
+header('Content-Type: application/json');
+require "../templates/config.php";
+?>
+{
+	"schemaVersion": 1,
+	"label": "current mood",
+	"color": "lightgrey",
+<?php
+require "../creds.php";
+
+$result = mysqli_query($mysqli, "SELECT Mood FROM articles ORDER BY ID DESC LIMIT 1");
+
+while($res = mysqli_fetch_array($result)) {
+	echo '	"message": "'.$res['Mood'].'"',"\n";
+}
+?>
+}