chore(*): Add workbox service worker

vite.config.ts

@@ -1,6 +1,65 @@
 import { sveltekit } from '@sveltejs/kit/vite';
 import { defineConfig } from 'vite';
+import { SvelteKitPWA } from '@vite-pwa/sveltekit';
+// you don't need to do this if you're using generateSW strategy in your app
+import { generateSW } from './pwa.mjs';
 
 export default defineConfig({
-	plugins: [sveltekit()]
+	plugins: [
+		sveltekit(),
+		SvelteKitPWA({
+			srcDir: './src',
+			mode: 'development',
+			// you don't need to do this if you're using generateSW strategy in your app
+			strategies: generateSW ? 'generateSW' : 'injectManifest',
+			// you don't need to do this if you're using generateSW strategy in your app
+			filename: generateSW ? undefined : 'prompt-sw.ts',
+			scope: '/',
+			base: '/',
+			selfDestroying: process.env.SELF_DESTROYING_SW === 'true',
+			pwaAssets: {
+				config: true
+			},
+			manifest: {
+				name: 'Living Dex Tracker',
+				short_name: 'Living Dex Tracker',
+				description:
+					'A tool to enable you to track your progress in completing the living Pokédex in Pokémon games.',
+				icons: [
+					{
+						src: '/android-chrome-192x192.png',
+						sizes: '192x192',
+						type: 'image/png'
+					},
+					{
+						src: '/android-chrome-512x512.png',
+						sizes: '512x512',
+						type: 'image/png',
+						purpose: 'any maskable'
+					}
+				],
+				start_url: '/',
+				scope: '/',
+				display: 'standalone',
+				theme_color: '#f00000',
+				background_color: '#f0f0f0'
+			},
+			injectManifest: {
+				globPatterns: ['client/**/*.{js,css,ico,png,svg,webp,woff,woff2,webmanifest}']
+			},
+			workbox: {
+				globPatterns: ['client/**/*.{js,css,ico,png,svg,webp,woff,woff2,webmanifest}']
+			},
+			devOptions: {
+				enabled: false,
+				suppressWarnings: process.env.SUPPRESS_WARNING === 'true',
+				type: 'module',
+				navigateFallback: '/'
+			},
+			// if you have shared info in svelte config file put in a separate module and use it also here
+			kit: {
+				includeVersionFile: true
+			}
+		})
+	]
 });