Refactor: Complete Photo System Refactor

supabase/migrations/20251001231654_3465c71f-8f18-4886-9806-eabffdb41887.sql

@@ -0,0 +1,14 @@
+-- Fix security warning: Set search_path on extract_cf_image_id function
+CREATE OR REPLACE FUNCTION extract_cf_image_id(url TEXT)
+RETURNS TEXT
+LANGUAGE plpgsql
+IMMUTABLE
+SECURITY DEFINER
+SET search_path = public
+AS $$
+BEGIN
+  -- Extract ID from imagedelivery.net URL pattern
+  -- Pattern: https://imagedelivery.net/{account-hash}/{image-id}/{variant}
+  RETURN (regexp_match(url, '/([a-f0-9-]+)/[a-z0-9]+$'))[1];
+END;
+$$;