Polish Safari rebase cleanup

Author: ynot0083

package.json

@@ -2,7 +2,7 @@
   "name": "macify",
   "version": "2.2.0",
   "private": true,
-  "description": "Transform Safari or Chrome's new tab into a macOS aerial screensaver.",
+  "description": "Transform Chrome's new tab into a macOS aerial screensaver.",
   "license": "MIT",
   "type": "module",
   "scripts": {

src/lib/storage.js

@@ -59,7 +59,7 @@ export const cache = {
 
 export const sessionCache = {
   area() {
-    return chrome.storage.session;
+    return chrome.storage?.session;
   },
   async get(keys) {
     const area = this.area();
@@ -69,10 +69,17 @@ export const sessionCache = {
       return Object.fromEntries(memorySession.entries());
     }
     const result = {};
+    if (typeof keys === 'object' && !Array.isArray(keys)) {
+      for (const [key, fallback] of Object.entries(keys)) {
+        result[key] = memorySession.has(key) ? memorySession.get(key) : fallback;
+      }
+      return result;
+    }
     const list = Array.isArray(keys) ? keys : [keys];
     for (const key of list) {
-      const value = memorySession.get(key);
-      if (value !== undefined) result[key] = value;
+      if (memorySession.has(key)) {
+        result[key] = memorySession.get(key);
+      }
     }
     return result;
   },