Add paragraph spacing to prose content styling

Add proper margin (my-4) to paragraphs in Tiptap-rendered content.
This ensures proper spacing between paragraphs when displaying
rich text content in product detail pages and other areas.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

src/index.css

@@ -180,6 +180,11 @@ All colors MUST be HSL.
     @apply text-lg font-bold mt-4 mb-2;
   }
 
+  /* Paragraphs */
+  .prose p {
+    @apply my-4;
+  }
+
   /* Lists */
   .prose ul {
     @apply list-disc pl-6 space-y-1 my-4;

supabase/migrations/20241225_add_event_start_to_products.sql

@@ -0,0 +1,7 @@
+-- Add event_start column to products table
+-- This column stores the start date/time for webinar and bootcamp events
+ALTER TABLE products
+ADD COLUMN event_start TIMESTAMP WITH TIME ZONE;
+
+-- Add comment for documentation
+COMMENT ON COLUMN products.event_start IS 'Start date/time for webinars and bootcamps';

supabase/migrations/20241225_add_webinar_duration.sql

@@ -0,0 +1,7 @@
+-- Add duration_minutes column to products table
+-- This column stores the duration in minutes for webinar and consulting products
+ALTER TABLE products
+ADD COLUMN duration_minutes INTEGER;
+
+-- Add comment for documentation
+COMMENT ON COLUMN products.duration_minutes IS 'Duration in minutes for webinars and consulting sessions';