File association format (#946)

* added validation function

* tagify implementation (incomplete)

* tagify implementation (completed)

* feat:implemented Tagify and filetype validation on filetype associaction in dev center

* tweak: removed unnessary tagify from dependency (its streamed from CDN)

* removed unnecessary tagify import

src/dev-center/index.html

@@ -19,6 +19,9 @@
     <link rel="preload" as="image" href="./img/wallet.svg">
     <link rel="preload" as="image" href="./img/wallet-white.svg">
     <link rel="preload" as="image" href="./img/paypal.svg">
+    <script src="https://cdn.jsdelivr.net/npm/@yaireo/tagify"></script>
+<script src="https://cdn.jsdelivr.net/npm/@yaireo/tagify/dist/tagify.polyfills.min.js"></script>
+<link href="https://cdn.jsdelivr.net/npm/@yaireo/tagify/dist/tagify.css" rel="stylesheet" type="text/css" />
     <style>
         .social-link{
             opacity: 0.7;
@@ -256,4 +259,4 @@
     <script type="module" src="./js/dev-center.js"></script>
 </body>
 
-</html>
+</html>