add clone example

docs/pages/tutorials/username-and-password/astro.md

@@ -6,6 +6,12 @@ title: "Tutorial: Username and password auth in Astro"
 
 Before starting, make sure you've setup your database and middleware as described in the [Getting started](/getting-started/astro) page.
 
+An [example project](https://github.com/lucia-auth/examples/tree/v3/astro/username-and-password) based on this tutorial is also available. You can clone the example locally or [open it in StackBlitz](https://stackblitz.com/github/lucia-auth/examples/tree/v3/astro/username-and-password).
+
+```
+npx degit https://github.com/lucia-auth/examples/tree/v3/astro/username-and-password <directory_name>
+```
+
 ## Update database
 
 Add a `username` column (unique) and `password` column to your user table with a type of string. Create a `DatabaseUserAttributes` interface in the module declaration and add your database columns. By default, Lucia will not expose any database columns to the `User` type. To add a `username` field to it, use the `getUserAttributes()` option.

docs/pages/tutorials/username-and-password/nextjs-app.md

@@ -6,6 +6,12 @@ title: "Username and password auth in Next.js App Router"
 
 Before starting, make sure you've setup your database as described in the [Getting started](/getting-started/nextjs-app) page.
 
+An [example project](https://github.com/lucia-auth/examples/tree/v3/nextjs-app/username-and-password) based on this tutorial is also available. You can clone the example locally or [open it in StackBlitz](https://stackblitz.com/github/lucia-auth/examples/tree/v3/nextjs-app/username-and-password).
+
+```
+npx degit https://github.com/lucia-auth/examples/tree/v3/nextjs-app/username-and-password <directory_name>
+```
+
 ## Update database
 
 Add a `username` column (unique) and `password` column to your user table with a type of string. Create a `DatabaseUserAttributes` interface in the module declaration and add your database columns. By default, Lucia will not expose any database columns to the `User` type. To add a `username` field to it, use the `getUserAttributes()` option.

docs/pages/tutorials/username-and-password/nextjs-pages.md

@@ -6,6 +6,12 @@ title: "Tutorial: Username and password auth in Next.js Pages router"
 
 Before starting, make sure you've setup your database and middleware as described in the [Getting started](/getting-started/nextjs-pages) page.
 
+An [example project](https://github.com/lucia-auth/examples/tree/v3/nextjs-pages/username-and-password) based on this tutorial is also available. You can clone the example locally or [open it in StackBlitz](https://stackblitz.com/github/lucia-auth/examples/tree/v3/nextjs-pages/username-and-password).
+
+```
+npx degit https://github.com/lucia-auth/examples/tree/v3/nextjs-pages/username-and-password <directory_name>
+```
+
 ## Update database
 
 Add a `username` column (unique) and `password` column to your user table with a type of string. Create a `DatabaseUserAttributes` interface in the module declaration and add your database columns. By default, Lucia will not expose any database columns to the `User` type. To add a `username` field to it, use the `getUserAttributes()` option.

docs/pages/tutorials/username-and-password/sveltekit.md

@@ -6,6 +6,13 @@ title: "Tutorial: Username and password auth in SvelteKit"
 
 Before starting, make sure you've setup your database and middleware as described in the [Getting started](/getting-started/astro) page.
 
+An [example project](https://github.com/lucia-auth/examples/tree/v3/sveltekit/username-and-password) based on this tutorial is also available. You can clone the example locally or [open it in StackBlitz](https://stackblitz.com/github/lucia-auth/examples/tree/v3/sveltekit/username-and-password).
+
+```
+npx degit https://github.com/lucia-auth/examples/tree/v3/sveltekit/username-and-password <directory_name>
+```
+
+
 ## Update database
 
 Add a `username` column to your user table with a type of string. Create a `DatabaseUserAttributes` interface in the module declaration and add your database columns. By default, Lucia will not expose any database columns to the `User` type. To add a `username` field to it, use the `getUserAttributes()` option.