Add books page

db/migrate/20230626090009_add_book_posts.rb

@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+ROM::SQL.migration do
+  change do
+    alter_table :posts do
+      add_column :book_status, :text, default: nil
+      add_column :book_author, :text, default: nil
+    end
+  end
+end