docs: allow users to switch between versions

docs/_data/manifest.json

@@ -1,5 +1,5 @@
 {
-  "dist/main.css": "/dist/main.73b25228.css",
+  "dist/main.css": "/dist/main.27d36c82.css",
   "dist/main.js": "/dist/main.513c5cd1.js",
   "dist/455.3a7b4474.css": "/dist/455.3a7b4474.css",
   "dist/455.095e6545.js": "/dist/455.095e6545.js",

docs/_data/project.yml

@@ -3,3 +3,7 @@ version: "2.x"
 title: "Easily add flash messages to your #Laravel or #Symfony projects with PHPFlasher - a powerful, easy-to-use package for improved user engagement & experience"
 
 description: "PHPFlasher - A powerful & easy-to-use package for adding flash messages to Laravel or Symfony projects. Provides feedback to users, improves engagement & enhances user experience. Intuitive design for beginners & experienced developers. A reliable, flexible solution."
+
+versions:
+    2.x: "https://php-flasher.io/"
+    1.x: "https://php-flasher.github.io/"