replace old client with new client from commafeed-ui repository

commafeed-client/public/manifest.json

@@ -0,0 +1,34 @@
+{
+    "$schema": "https://json.schemastore.org/web-manifest-combined.json",
+    "name": "CommaFeed",
+    "scope": ".",
+    "start_url": "./",
+    "display": "standalone",
+    "theme_color": "#f88a14",
+    "icons": [
+        {
+            "src": "app-icon-72.png",
+            "sizes": "72x72",
+            "type": "image/png",
+            "density": "1.5"
+        },
+        {
+            "src": "app-icon-114.png",
+            "sizes": "96x96",
+            "type": "image/png",
+            "density": "2.0"
+        },
+        {
+            "src": "app-icon-144.png",
+            "sizes": "144x144",
+            "type": "image/png",
+            "density": "3.0"
+        },
+        {
+            "src": "app-icon-192.png",
+            "sizes": "192x192",
+            "type": "image/png",
+            "density": "4.0"
+        }
+    ]
+}