Tep8

create application

% rails new . --css=tailwind --javascript=esbuild --database=postgresql

% bin/bundle add tailwindcss-rails

% bin/rails tailwindcss:install

% bin/setup

% rails generate scaffold NameList name:string kana:string head:boolean line:integer buddhist_name:string alive:boolean birth:string death:string g_age:string memo:text generation:string

validates :name, presence: true

t.string :name, null: false