Scheduler: inline cron beside name, dynamic description from script headers

Cron input now sits right of the script label in the same row.
Below each row: one-line description pulled live from the script header
(PURPOSE block or first meaningful comment line) — updates whenever
scripts are edited, no plugin changes needed.

Plugin/usr/local/emhttp/plugins/varaverk/include/scheduler.php

@@ -59,6 +59,36 @@ function vv_cron_rebuild(array $schedule): bool {
     return file_put_contents(CRON_FILE, implode("\n", $lines)) !== false;
 }
 
+// Extract a one-line description from a bash script header.
+// Supports two patterns:
+//   1. # PURPOSE (or # DESCRIPTION) block — returns first non-separator line after it
+//   2. First meaningful comment line after the banner
+function vv_script_description(string $path): string {
+    if (!file_exists($path)) return '';
+    $lines = array_slice(file($path) ?: [], 0, 50);
+    $purposeNext = false;
+    $first = '';
+    foreach ($lines as $raw) {
+        $raw = rtrim($raw);
+        if (str_starts_with($raw, '#!')) continue;                      // shebang
+        if (!str_starts_with($raw, '#'))  continue;                      // non-comment
+        $inner = ltrim(substr($raw, 1));                                  // strip leading #
+        if (preg_match('/^[\s=\-─━\*]+$/', $inner) || $inner === '') {   // separator / blank
+            if ($purposeNext) continue;
+            continue;
+        }
+        if (preg_match('/^\s*(PURPOSE|DESCRIPTION|Description)\s*$/i', $inner)) {
+            $purposeNext = true;
+            continue;
+        }
+        if ($purposeNext) {
+            return mb_substr(trim($inner), 0, 200);
+        }
+        if (!$first) $first = mb_substr(trim($inner), 0, 200);
+    }
+    return $first;
+}
+
 // Walk the scripts repo and return the job tree:
 // orchestrators as top-level, individual scripts as children
 function vv_job_tree(): array {
@@ -76,6 +106,7 @@ function vv_job_tree(): array {
         $orchs[]  = [
             'id'       => $id,
             'label'    => basename($path, '.sh'),
+            'desc'     => vv_script_description($path),
             'type'     => 'orchestrator',
             'enabled'  => (bool)($entry['enabled'] ?? false),
             'cron'     => $entry['cron'] ?? '',
@@ -120,6 +151,7 @@ function vv_script_children(string $orchPath, array $schedule): array {
         $children[] = [
             'id'      => $rel,
             'label'   => basename($rel, '.sh'),
+            'desc'    => vv_script_description("$scriptsDir/$rel"),
             'type'    => 'script',
             'enabled' => (bool)($entry['enabled'] ?? false),
             'cron'    => $entry['cron'] ?? '',