Moving to github

db/migrate/20260328183451_create_collections.rb

@@ -0,0 +1,23 @@
+class CreateCollections < ActiveRecord::Migration[8.1]
+  def change
+    create_table :collections do |t|
+      t.references :user, null: false, foreign_key: true, index: true
+      t.string :name, null: false
+      t.text :description
+      t.integer :parent_collection_id
+
+      t.timestamps
+    end
+
+    add_index :collections, :parent_collection_id
+    add_foreign_key :collections, :collections, column: :parent_collection_id
+
+    # Enable Row Level Security
+    execute <<-SQL
+      ALTER TABLE collections ENABLE ROW LEVEL SECURITY;
+      
+      CREATE POLICY collections_isolation_policy ON collections
+        USING (user_id = current_setting('app.current_user_id', true)::bigint);
+    SQL
+  end
+end