add pwa

created with 'vue add pwa'

package.json

@@ -3,14 +3,14 @@
   "version": "0.1.0",
   "private": true,
   "scripts": {
-    "start": "vue-cli-service serve",
     "serve": "vue-cli-service serve",
     "build": "vue-cli-service build",
-    "lint": "vue-cli-service lint"
+    "lint": "vue-cli-service lint",
+    "start": "vue-cli-service serve"
   },
   "dependencies": {
-    "@vue/cli-plugin-pwa": "^4.4.1",
     "core-js": "^3.6.4",
+    "register-service-worker": "^1.7.1",
     "vue": "^2.6.11",
     "vue-router": "^3.1.6",
     "vuetify": "^2.2.11"
@@ -18,6 +18,7 @@
   "devDependencies": {
     "@vue/cli-plugin-babel": "~4.3.0",
     "@vue/cli-plugin-eslint": "~4.3.0",
+    "@vue/cli-plugin-pwa": "^4.4.1",
     "@vue/cli-plugin-router": "^4.3.1",
     "@vue/cli-service": "~4.3.0",
     "babel-eslint": "^10.1.0",

public/img/icons/safari-pinned-tab.svg

@@ -0,0 +1,3 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M8.00251 14.9297L0 1.07422H6.14651L8.00251 4.27503L9.84583 1.07422H16L8.00251 14.9297Z" fill="black"/>
+</svg>

public/robots.txt

@@ -0,0 +1,2 @@
+User-agent: *
+Disallow:

src/main.js

@@ -2,6 +2,7 @@ import Vue from 'vue'
 import App from './App.vue'
 import router from './router'
 import vuetify from './plugins/vuetify';
+import './registerServiceWorker'
 
 Vue.config.productionTip = false
 

src/registerServiceWorker.js

@@ -0,0 +1,32 @@
+/* eslint-disable no-console */
+
+import { register } from 'register-service-worker'
+
+if (process.env.NODE_ENV === 'production') {
+  register(`${process.env.BASE_URL}service-worker.js`, {
+    ready () {
+      console.log(
+        'App is being served from cache by a service worker.\n' +
+        'For more details, visit https://goo.gl/AFskqB'
+      )
+    },
+    registered () {
+      console.log('Service worker has been registered.')
+    },
+    cached () {
+      console.log('Content has been cached for offline use.')
+    },
+    updatefound () {
+      console.log('New content is downloading.')
+    },
+    updated () {
+      console.log('New content is available; please refresh.')
+    },
+    offline () {
+      console.log('No internet connection found. App is running in offline mode.')
+    },
+    error (error) {
+      console.error('Error during service worker registration:', error)
+    }
+  })
+}