docs: add NestJS tutorial

docs/quick-start/_access-policy.md

@@ -1,16 +1,16 @@
-:::tip
+:::info
 
-By default, all operations are denied for a model. You can use `@@allow` attribute to open up some permissions.
+By default, all operations are denied for a model. You can use the `@@allow` attribute to open up some permissions.
 
-`@@allow` takes two parameters, the first is operation: create/read/update/delete. You can use a comma separated string to pass multiple operations, or use 'all' to abbreviate all operations. The second parameter is a boolean expression verdicting if the rule should be activated.
+`@@allow` takes two parameters, the first is operation: create/read/update/delete. You can use a comma separated string to pass multiple operations, or use 'all' to abbreviate all operations. The second parameter is a boolean expression that verdicts if the rule should be activated.
 
 Similarly, `@@deny` can be used to explicitly turn off some operations. It has the same syntax as `@@allow` but the opposite effect.
 
-Whether an operation is permitted is determined as the follows:
+Whether an operation is permitted is determined as follows:
 
 1. If any `@@deny` rule evaluates to true, it's denied.
-1. If any `@@allow` rule evaluates to true, it's allowed.
-1. Otherwise, it's denied.
+2. If any `@@allow` rule evaluates to true, it's allowed.
+3. Otherwise, it's denied.
 
 Check out [Understanding Access Policies](/docs/the-complete-guide/part1/access-policy) for more details.
 :::

docs/quick-start/_zenstack-init-tips.md

@@ -1,4 +1,4 @@
-:::tip
+:::info
 
 The command installs a few NPM dependencies. If the project already has a Prisma schema at `prisma/schema.prisma`, it's copied over to `schema.zmodel`. Otherwise, a sample `schema.zmodel` file is created.
 

docs/quick-start/backend.mdx

@@ -1,6 +1,6 @@
 ---
 description: Steps for using ZenStack only in backend development.
-sidebar_position: 7
+sidebar_position: 8
 ---
 
 import InitTips from './_zenstack-init-tips.md';