PNG-Icons für iOS/Android, Teilen-Ziel auf Android, SW-Cache v5

manifest.webmanifest

@@ -8,7 +8,38 @@
   "background_color": "#EAEAE3",
   "theme_color": "#EAEAE3",
   "icons": [
-    { "src": "/icon.svg", "sizes": "any", "type": "image/svg+xml", "purpose": "any" },
-    { "src": "/icon.svg", "sizes": "any", "type": "image/svg+xml", "purpose": "maskable" }
-  ]
-}
+    {
+      "src": "/icon.svg",
+      "sizes": "any",
+      "type": "image/svg+xml",
+      "purpose": "any"
+    },
+    {
+      "src": "/icon-192.png",
+      "sizes": "192x192",
+      "type": "image/png",
+      "purpose": "any"
+    },
+    {
+      "src": "/icon-512.png",
+      "sizes": "512x512",
+      "type": "image/png",
+      "purpose": "any"
+    },
+    {
+      "src": "/icon-maskable-512.png",
+      "sizes": "512x512",
+      "type": "image/png",
+      "purpose": "maskable"
+    }
+  ],
+  "share_target": {
+    "action": "/",
+    "method": "GET",
+    "params": {
+      "title": "title",
+      "text": "text",
+      "url": "url"
+    }
+  }
+}