Fix icons for desktop while maintaining maskable icons for mobile

Signed-off-by: William Brawner <me@wbrawner.com>

src/manifest.json

@@ -10,50 +10,90 @@
     {
       "src": "assets/icons/icon-72x72.png",
       "sizes": "72x72",
+      "type": "image/png"
+    },
+    {
+      "src": "assets/icons/icon-maskable-72x72.png",
+      "sizes": "72x72",
       "type": "image/png",
-      "purpose": "any maskable"
+      "purpose": "maskable"
     },
     {
       "src": "assets/icons/icon-96x96.png",
       "sizes": "96x96",
+      "type": "image/png"
+    },
+    {
+      "src": "assets/icons/icon-maskable-96x96.png",
+      "sizes": "96x96",
       "type": "image/png",
-      "purpose": "any maskable"
+      "purpose": "maskable"
     },
     {
       "src": "assets/icons/icon-128x128.png",
       "sizes": "128x128",
+      "type": "image/png"
+    },
+    {
+      "src": "assets/icons/icon-maskable-128x128.png",
+      "sizes": "128x128",
       "type": "image/png",
-      "purpose": "any maskable"
+      "purpose": "maskable"
     },
     {
       "src": "assets/icons/icon-144x144.png",
       "sizes": "144x144",
+      "type": "image/png"
+    },
+    {
+      "src": "assets/icons/icon-maskable-144x144.png",
+      "sizes": "144x144",
       "type": "image/png",
-      "purpose": "any maskable"
+      "purpose": "maskable"
     },
     {
       "src": "assets/icons/icon-152x152.png",
       "sizes": "152x152",
+      "type": "image/png"
+    },
+    {
+      "src": "assets/icons/icon-maskable-152x152.png",
+      "sizes": "152x152",
       "type": "image/png",
-      "purpose": "any maskable"
+      "purpose": "maskable"
     },
     {
       "src": "assets/icons/icon-192x192.png",
       "sizes": "192x192",
+      "type": "image/png"
+    },
+    {
+      "src": "assets/icons/icon-maskable-192x192.png",
+      "sizes": "192x192",
       "type": "image/png",
-      "purpose": "any maskable"
+      "purpose": "maskable"
     },
     {
       "src": "assets/icons/icon-384x384.png",
       "sizes": "384x384",
+      "type": "image/png"
+    },
+    {
+      "src": "assets/icons/icon-maskable-384x384.png",
+      "sizes": "384x384",
       "type": "image/png",
-      "purpose": "any maskable"
+      "purpose": "maskable"
     },
     {
       "src": "assets/icons/icon-512x512.png",
       "sizes": "512x512",
+      "type": "image/png"
+    },
+    {
+      "src": "assets/icons/icon-maskable-512x512.png",
+      "sizes": "512x512",
       "type": "image/png",
-      "purpose": "any maskable"
+      "purpose": "maskable"
     }
   ]
 }