Syntax hightlight (#44)

* replace prism with shiki

* ui fixes

* optimize

* always show continue button

package.json

@@ -23,18 +23,16 @@
 		"@sveltejs/vite-plugin-svelte": "^1.0.0-next.30",
 		"@tailwindcss/forms": "^0.5.0",
 		"autoprefixer": "^10.4.4",
-		"postcss": "^8.4.12",
-		"svelte": "^3.44.0",
-		"tailwindcss": "^3.0.23",
-		"vite": "^2.9.0",
 		"eslint": "^8.41.0",
 		"eslint-config-prettier": "^8.8.0",
 		"eslint-plugin-import": "^2.27.5",
 		"eslint-plugin-svelte3": "^4.0.0",
+		"postcss": "^8.4.12",
 		"prettier": "^2.8.8",
-		"prettier-plugin-svelte": "^2.10.1"
-	},
-	"dependencies": {
-		"svelte-prism": "^1.1.4"
+		"prettier-plugin-svelte": "^2.10.1",
+		"shiki": "^1.12.1",
+		"svelte": "^3.44.0",
+		"tailwindcss": "^3.0.23",
+		"vite": "^2.9.0"
 	}
 }