Added JSON list of all CURefs and their latest versions.

json_lastupdates.php

@@ -0,0 +1,27 @@
+<?php
+
+require_once __DIR__ . '/lib/autoloader.php';
+
+use \TclUpdates\SQLiteReader;
+
+$db = new SQLiteReader();
+
+$refs = $db->getAllRefs();
+$vars = $db->getAllVariantsFlat();
+
+$output = array();
+foreach ($refs as $ref) {
+    $lastOta  = $db->getLatestUpdate($ref, $db::OTA_ONLY);
+    $lastFull = $db->getLatestUpdate($ref, $db::FULL_ONLY);
+
+    $output[$ref] = array(
+        'curef' => $ref,
+        'variant' => $vars[$ref],
+        'last_ota' => $lastOta['tv'],
+        'last_full' => $lastFull['tv'],
+    );
+}
+
+header('Content-Type: text/json');
+
+echo json_encode($output);