Migration to Nuxt v4 file structure and dependencies update

app/middleware/auth.global.ts

@@ -0,0 +1,38 @@
+import { hasPermissions } from "#shared/auth.util";
+
+export default defineNuxtRouteMiddleware(async (to, from) => {
+    const { loggedIn, fetch, user } = useUserSession();
+    const meta = to.meta;
+
+    await fetch()
+    
+    if(!!meta.guestsGoesTo && !loggedIn.value)
+    {
+        return navigateTo(meta.guestsGoesTo);
+    }
+    else if(meta.requireAuth && !loggedIn.value)
+    {
+        return abortNavigation({ statusCode: 401, message: 'Unauthorized', });
+    }
+    else if(!!meta.usersGoesTo && loggedIn.value)
+    {
+        return navigateTo(meta.usersGoesTo);
+    }
+    else if(!!meta.validState && (!loggedIn.value || (user.value?.state ?? 0) === 0))
+    {
+        return abortNavigation({ statusCode: 401, message: 'Unauthorized', });
+    }
+    else if(!!meta.rights)
+    {
+        if(!user.value)
+        {
+            return abortNavigation({ statusCode: 401, message: 'Unauthorized', });
+        }
+        else if(!hasPermissions(user.value.permissions, meta.rights))
+        {
+            return abortNavigation({ statusCode: 401, message: 'Unauthorized', });
+        }
+    }
+
+    return;
+});