handle undefined keys

pass/app/Key.js

@@ -304,6 +304,10 @@ class Key {
   static async GET_KEY(key, writable = false) {
     // Check if supplied key is UUID v4
     if (!Key.IS_VALID_UUID(key)) {
+      if (typeof key != "string") {
+        key = "";
+      }
+
       const { createHash } = await import("node:crypto");
       let hash = createHash("md5");
       hash.update(key);
@@ -391,8 +395,8 @@ class Key {
     });
   }
 
-  static IS_VALID_UUID(input_key){
-    if(!input_key || typeof input_key != "string") return false;
+  static IS_VALID_UUID(input_key) {
+    if (!input_key || typeof input_key != "string") return false;
     return input_key.match(
       /^[0-9A-F]{8}-[0-9A-F]{4}-[4][0-9A-F]{3}-[89AB][0-9A-F]{3}-[0-9A-F]{12}$/i
     );