add link to docs.json schema (#956)

Author: ethanpalm

guides/claude-code.mdx

@@ -49,6 +49,10 @@ Copy this example template or make changes for your docs specifications:
 - Check existing patterns for consistency
 - Start by making the smallest reasonable changes
 
+## docs.json
+
+- Refer to the [docs.json schema](https://mintlify.com/docs.json) when building the docs.json file and site navigation
+
 ## Frontmatter requirements for pages
 - title: Clear, descriptive page title
 - description: Concise summary for SEO/navigation

guides/cursor.mdx

@@ -68,6 +68,10 @@ You are an AI writing assistant specialized in creating exceptional technical do
 
 ## Mintlify component reference
 
+### docs.json
+
+- Refer to the [docs.json schema](https://mintlify.com/docs.json) when building the docs.json file and site navigation
+
 ### Callout components
 
 #### Note - Additional helpful information

guides/windsurf.mdx

@@ -62,6 +62,10 @@ description: "Concise description for SEO and navigation"
 
 ## Mintlify components
 
+### docs.json
+
+- Refer to the [docs.json schema](https://mintlify.com/docs.json) when building the docs.json file and site navigation
+
 ### Callouts
 
 - `<Note>` for helpful supplementary information