Update manifest

src/static/manifest.json

@@ -3,6 +3,7 @@
   "short_name": "Lagomare Gates",
   "description": "Gates control panel for Lagomare residential complex",
   "start_url": "/",
+  "scope": "/",
   "display": "standalone",
   "orientation": "portrait",
   "background_color": "#00541eff",
@@ -10,9 +11,10 @@
   "icons": [
     {
       "src": "/static/mobile_icon.png",
-      "sizes": "any",
+      "sizes": "512x512",
       "type": "image/png",
       "purpose": "any maskable"
     }
-  ]
+  ],
+  "lang": "en"
 }

src/static/sw.js

@@ -1,6 +1,6 @@
 /* Service worker - Lagomare Gates */
 const CACHE = "lagomare-gates-v1";
-const PRECACHE = ["/", "/static/style.css", "/static/app.js", "/static/logo.svg", "/static/mobile_icon.svg", "/static/mobile_icon.png", "/manifest.json"];
+const PRECACHE = ["/", "/static/style.css", "/static/app.js", "/static/logo.svg", "/static/mobile_icon.png", "/manifest.json"];
 
 self.addEventListener("install", event => {
   event.waitUntil(