feat(server): expose settings table API and compose get_settings from SA locks plus local edits

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Services/SuperAdminProgramSettingsOverlay.php

@@ -100,6 +100,11 @@ class SuperAdminProgramSettingsOverlay
         return $map[$key];
     }
 
+    public static function isRuntime(string $key): bool
+    {
+        return in_array($key, self::RUNTIME_KEYS, true);
+    }
+
     public static function isLocalOwned(string $key): bool
     {
         return in_array($key, self::LOCAL_OWNED_KEYS, true);