Add CI

.github/workflows/ci.yml

@@ -0,0 +1,13 @@
+on:
+  push:
+    branches: ["**"]
+
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - run: npm install --production
+    - run: "./test.sh"
+

actions.test.js

@@ -1,2 +0,0 @@
-const assert = require('assert')
-

humans.txt.yaml

@@ -1,2 +1,2 @@
-humans:
+humans: []
 

test.sh

@@ -1,8 +1,10 @@
-#!bin/bash
+#!/bin/bash
 
 set -xeuo pipefail
 
-node action.js txt >/tmp/t1
-node action.js json >/tmp/t2
-node action.js shell >/tmp/t3
+node action.js json >/dev/null
+node action.js txt
+# check default arg
+node action.js >/dev/null
+node action.js shell