Create blog_posts table for blog management

cgen-29a5256304a947bb8de019a1fdad262c

supabase/migrations/20250122_add_blog_posts.sql

@@ -0,0 +1,52 @@
+-- Create blog_posts table
+CREATE TABLE IF NOT EXISTS public.blog_posts (
+  id uuid DEFAULT gen_random_uuid() PRIMARY KEY,
+  slug TEXT UNIQUE NOT NULL,
+  title TEXT NOT NULL,
+  excerpt TEXT,
+  author TEXT,
+  date TEXT,
+  read_time TEXT,
+  category TEXT,
+  image TEXT,
+  body_html TEXT,
+  likes INTEGER DEFAULT 0,
+  comments INTEGER DEFAULT 0,
+  published_at TIMESTAMP WITH TIME ZONE DEFAULT now(),
+  created_at TIMESTAMP WITH TIME ZONE DEFAULT now(),
+  updated_at TIMESTAMP WITH TIME ZONE DEFAULT now()
+);
+
+-- Create index on slug for fast lookups
+CREATE INDEX IF NOT EXISTS idx_blog_posts_slug ON public.blog_posts(slug);
+
+-- Create index on published_at for sorting
+CREATE INDEX IF NOT EXISTS idx_blog_posts_published_at ON public.blog_posts(published_at DESC);
+
+-- Create index on category for filtering
+CREATE INDEX IF NOT EXISTS idx_blog_posts_category ON public.blog_posts(category);
+
+-- Enable RLS
+ALTER TABLE public.blog_posts ENABLE ROW LEVEL SECURITY;
+
+-- Allow public read access
+CREATE POLICY "Blog posts are readable by everyone" ON public.blog_posts
+  FOR SELECT
+  USING (true);
+
+-- Allow authenticated admins to write/update/delete
+CREATE POLICY "Only admins can write blog posts" ON public.blog_posts
+  FOR INSERT
+  WITH CHECK (auth.role() = 'authenticated');
+
+CREATE POLICY "Only admins can update blog posts" ON public.blog_posts
+  FOR UPDATE
+  USING (auth.role() = 'authenticated');
+
+CREATE POLICY "Only admins can delete blog posts" ON public.blog_posts
+  FOR DELETE
+  USING (auth.role() = 'authenticated');
+
+-- Add grant for service role (backend API access)
+GRANT SELECT, INSERT, UPDATE, DELETE ON public.blog_posts TO service_role;
+GRANT USAGE, SELECT ON SEQUENCE public.blog_posts_id_seq TO service_role;