first commit

build/node_modules/@pwa/manifest/assets/manifest-extra.json

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+{
+  "lang": "en-US",
+  "display": "standalone",
+  "orientation": "natural",
+  "splash_screens": [{
+    "src": "splash/lowres",
+    "sizes": "320x240"
+  }, {
+    "src": "splash/hd_small",
+    "sizes": "1334x750"
+  }, {
+    "src": "splash/hd_hi",
+    "sizes": "1920x1080",
+    "density": 3
+  }],
+  "prefer_related_applications": "true",
+  "related_applications": [{
+    "platform": "play",
+    "url": "https://play.google.com/store/apps/details?id=com.example.app1",
+    "id": "com.example.app1"
+  }, {
+    "platform": "itunes",
+    "url": "https://itunes.apple.com/app/example-app1/id123456789",
+  }, {
+    "platform": "web"
+  }]
+}

build/node_modules/@pwa/manifest/assets/manifest.json

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+{
+  "name": "Name for App and Splash Screen",
+  "short_name": "Short name for Icon and Task",
+  "icons": [{
+    "src": "icon-144x144.png",
+    "sizes": "144x144",
+    "type": "image/png"
+  }, {
+    "src": "icon-192x192.png",
+    "sizes": "192x192",
+    "type": "image/png"
+  }, {
+    "src": "icon-512x512.png",
+    "sizes": "512x512",
+    "type": "image/png"
+  }],
+  "start_url": "./?utm_source=web_app_manifest",
+  "display": "standalone",
+  "orientation": "natural",
+  "background_color": "#FFFFFF",
+  "theme_color": "#3F51B5"
+}