Add automatic minor number detection

fetchupd.php

@@ -50,6 +50,24 @@ function uupApiPrivateGetLatestBuild() {
     return $build;
 }
 
+function uupApiPrivateGetLatestPatch($build) {
+    $ids = uupListIds();
+
+    if(!isset($ids['builds']) || empty($ids['builds'])) {
+        return 0;
+    }
+
+    foreach($ids['builds'] as $val) {
+        $valBuild = explode('.', $val['build']);
+
+        if($valBuild[0] == $build && isset($valBuild[1])) {
+            return intval($valBuild[1]);
+        }
+    }
+
+    return 0;
+}
+
 function uupApiPrivateIsAcceptableBranch($branch) {
     if(!uupApiConfigIsTrue('production_mode')) {
         return true;
@@ -154,9 +172,15 @@ function uupFetchUpd2($params, $cacheRequests = 0) {
     }
 
     $build = explode('.', $build);
-    if(isset($build[1])) $minor = intval($build[1]);
+    if(isset($build[1])) $minor = $build[1];
     $build = intval($build[0]);
 
+    if($minor == 'latest') {
+        $minor = uupApiPrivateGetLatestPatch($build);
+    } else {
+        $minor = intval($minor);
+    }
+
     if(!($arch == 'amd64' || $arch == 'x86' || $arch == 'arm64' || $arch == 'arm' || $arch == 'all')) {
         return array('error' => 'UNKNOWN_ARCH');
     }