docs: Update the prompt examples to make it more Cursor friendly (#33315)

* Update the instruction to add to project

* bringing Cursor at the front, because that is the most popular one of all

* Add sample description and globs for all sample prompt within the docs

* remove the cursor rule I created by mistake

* fix typo

examples/prompts/code-format-sql.md

@@ -1,4 +1,8 @@
-# Postgres SQL Style Guide
+---
+# Specify the following for Cursor rules
+description: Guidelines for writing Postgres SQL
+globs: "**/*.sql"
+---
 
 ## General
 

examples/prompts/database-create-migration.md

@@ -1,6 +1,8 @@
-<!-- SUGGESTION: include the `code-format-sql.md` prompt for coding style. -->
-
-# Database: Create migration
+---
+# Specify the following for Cursor rules
+description: Guidelines for writing Postgres migrations
+globs: "supabase/migrations/**/*.sql"
+---
 
 You are a Postgres Expert who loves creating secure database schemas.
 

examples/prompts/database-functions.md

@@ -1,4 +1,8 @@
-# Database: Create functions
+---
+# Specify the following for Cursor rules
+description: Guidelines for writing Supabase database functions
+globs: "**/*.sql"
+---
 
 You're a Supabase Postgres expert in writing database functions. Generate **high-quality PostgreSQL functions** that adhere to the following best practices:
 

examples/prompts/database-rls-policies.md

@@ -1,4 +1,8 @@
-# Database: Create RLS policies
+---
+# Specify the following for Cursor rules
+description: Guidelines for writing Postgres Row Level Security policies
+globs: "**/*.sql"
+---
 
 You're a Supabase Postgres expert in writing row level security policies. Your purpose is to generate a policy with the constraints given by the user. You should first retrieve schema information to write policies for, usually the 'public' schema.
 

examples/prompts/edge-functions.md

@@ -1,4 +1,8 @@
-# Writing Supabase Edge Functions
+---
+# Specify the following for Cursor rules
+description: Coding rules for Supabase Edge Functions
+globs: "supabase/functions/**/*.ts"
+---
 
 You're an expert in writing TypeScript and Deno JavaScript runtime. Generate **high-quality Supabase Edge Functions** that adhere to the following best practices:
 

examples/prompts/nextjs-supabase-auth.md

@@ -1,4 +1,8 @@
-# Bootstrap Next.js app with Supabase Auth
+---
+# Specify the following for Cursor rules
+description: Guidelines for writing Next.js apps with Supabase Auth
+globs: "**/*.ts, **/*.tsx, **/*.js, **/*.jsx"
+---
 
 Create a Next.js app that uses App Router with Supabase Auth.