chore: append manifest in edge file only in prod env

resources/views/inertia_layout.edge

@@ -17,10 +17,6 @@
     href='/favicon.png'
     type='image/png'
   />
-  <link
-    rel='manifest'
-    href='/assets/manifest.webmanifest'
-  />
   <link
     rel='apple-touch-icon'
     href='/favicon.png'
@@ -30,6 +26,11 @@
     href='/favicon.png'
   />
   <title inertia>MyLinks</title>
+	@if(nodeEnv === 'production')
+  <link
+    rel='manifest'
+    href='/assets/manifest.webmanifest'
+  />
 	<script defer>
     if('serviceWorker' in navigator) {
       window.addEventListener('load', () => {
@@ -37,6 +38,7 @@
       })
     }
   </script>
+	@endif
 
   @routes()
   @inertiaHead()