Update manifest.json

Author: today-coding

manifest.json

@@ -0,0 +1,18 @@
+{
+  "name": "오늘도, 코딩",
+  "short_name": "오코",
+  "start_url": "./index.html",
+  "display": "standalone",
+  "icons": [
+    {
+      "src": "img/오코로고.png",
+      "sizes": "192x192",
+      "type": "image/png"
+    },
+    {
+      "src": "img/오코로고.png",
+      "sizes": "512x512",
+      "type": "image/png"
+    }
+  ]
+}