SyntaxError: Unexpected token 'if' while compiling ejs

[tyankatsu0105]

Describe the bug
I think this is related

To Reproduce
Steps to reproduce the behavior:

1. npx shipjs setup

Expected behavior
Not occur error

Screenshots

npx shipjs setup
? What is your base branch?
  This is also called "Default branch".
  You usually merge pull-requests into this branch. master
? What is your release branch?
  If you maintain a branch where you keep latest release, choose the branch.
  If you don't, choose your base branch. master
? Which CI configure? GitHub Actions
? Add manual prepare with issue comment?
  You can create `@shipjs prepare` comment on any issue and then github actions run `shipjs prepare` No
? Schedule your release? No
› Installing Ship.js
› Adding scripts to package.json
› Creating ship.config.js
› Creating GitHub Actions configuration
SyntaxError: Unexpected token 'if' while compiling ejs

If the above error is not helpful, you may want to try EJS-Lint:
https://github.com/RyanZim/EJS-Lint
Or, if you meant to create an async function, pass `async: true` as an option.
    at new Function (<anonymous>)
    at Template.compile (/Users/tyankatsu/.npm/_npx/11818/lib/node_modules/shipjs/node_modules/ejs/lib/ejs.js:649:12)
    at Object.compile (/Users/tyankatsu/.npm/_npx/11818/lib/node_modules/shipjs/node_modules/ejs/lib/ejs.js:385:16)
    at handleCache (/Users/tyankatsu/.npm/_npx/11818/lib/node_modules/shipjs/node_modules/ejs/lib/ejs.js:233:18)
    at Proxy.exports.render (/Users/tyankatsu/.npm/_npx/11818/lib/node_modules/shipjs/node_modules/ejs/lib/ejs.js:412:10)
    at getBaseConfig (/Users/tyankatsu/.npm/_npx/11818/lib/node_modules/shipjs/src/step/setup/CI/addGitHubActions.js:82:14)
    at /Users/tyankatsu/.npm/_npx/11818/lib/node_modules/shipjs/src/step/setup/CI/addGitHubActions.js:25:20
    at runStep (/Users/tyankatsu/.npm/_npx/11818/lib/node_modules/shipjs/src/step/runStep.js:11:10)
    at Object.default [as addConfig] (/Users/tyankatsu/.npm/_npx/11818/lib/node_modules/shipjs/src/step/setup/CI/addGitHubActions.js:18:3)
    at setup (/Users/tyankatsu/.npm/_npx/11818/lib/node_modules/shipjs/src/flow/setup.js:45:19)

Environment (please complete the following information):

• environment: (your local machine, CircleCI, Travis CI, etc.) local machine
• node -v: v12.16.2
• npm -v or yarn -v: 6.14.4
• Ship.js version: 0.18.3

Additional context
Add any other context about the problem here.

[tyankatsu0105]

OK.
I found bugs.
I'll send PR.