Add nuxt tutorial

src/routes/docs/tutorials/nuxt/step-1/+page.markdoc

@@ -5,6 +5,7 @@ description: Learn to build an idea tracker app with Appwrite and Nuxt with auth
 step: 1
 difficulty: beginner
 readtime: 25
+framework: Nuxt
 back: /docs
 ---
 

src/routes/docs/tutorials/nuxt/step-4/+page.markdoc

@@ -12,7 +12,7 @@ With a login function, we can differentiate between users and decide which users
 
 We will build a page with a simple login form and store its related logic in a `useUserSession` composable so it can be reused, starting with the composable.
 
-## User session composable {% #user-session-composable %}
+# User session composable {% #user-session-composable %}
 
 There are a few standard functions involved in handling a user session that is added to the composable.
 The user needs to be able to register to an account, login to the account and logout from it.