added vailnote to showcase.json

Author: emilkrebs

www/data/showcase.json

@@ -194,6 +194,12 @@
     "github": "n4ze3m/p-paste",
     "image": "ppaste"
   },
+  {
+    "title": "VailNote",
+    "link": "https://vailnote.com/",
+    "github": "emilkrebs/vailnote",
+    "image": "vailnote"
+  },
   {
     "title": "Linksapp",
     "link": "https://linksapp.deno.dev/",
@@ -445,4 +451,4 @@
     "github": "https://github.com/MoatezNG",
     "image": "moatez-desktop"
   }
-]
+]