✨ remove deprecated package, lock file, add CI (#18)

Author: ctcpip

.github/workflows/test.yml

@@ -0,0 +1,15 @@
+name: 'test'
+
+on: [pull_request, push]
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: ljharb/actions/node/install@main
+        name: 'nvm install lts/* && npm install'
+      - run: npm test

.npmrc

@@ -0,0 +1 @@
+package-lock=false

lib/html_serializer.js

@@ -5,7 +5,7 @@ var fs = require('fs')
 var path = require('path')
 var cookie = require('cookie')
 var CleanCSS = require('clean-css')
-var render = require('simulacra/render')
+var render = require('./render.js')
 
 var cleaner = new CleanCSS({ level: 2 })