A simple Sinatra(Ruby) LineBot Template and tutorial how to setup on Heroku for Line Bot API
圖文說明文章：http://jiunjiun.logdown.com/posts/2016/10/06/linebot-with-sinatra
https://business.line.me/zh-hant/services/bot
* 記住你的 Heroku ID
設定完基本資訊，可以到 Bot Developers 找到
- Channel Secret
- Channel Access Token
並且設定到 Heroku Config
heroku config:set LINE_CHANNEL_SECRET={YOUR_Channel_Secret}
heroku config:set LINE_CHANNEL_TOKEN={YOUR_Channel_Access_Token}
接著在 Edit 頁面，去修改你的 Webhook URL
Callback URL: https://{YOUR_HEROKU_SERVER_ID}.herokuapp.com/callback
完成...
API 參考： https://devdocs.line.me/en/#imagemap-message
line-bot-sdk-ruby： https://github.com/line/line-bot-sdk-ruby
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.