add gitignore

.gitignore

@@ -0,0 +1,82 @@
+# Google Cloud
+*.pem
+*.key
+*.p12
+
+# Node.js
+## Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+## Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+## Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+## Coverage directory used by tools like istanbul
+coverage
+
+## nyc test coverage
+.nyc_output
+
+## Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+## Bower dependency directory (https://bower.io/)
+bower_components
+
+## node-waf configuration
+.lock-wscript
+
+## Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+## Dependency directories
+node_modules/
+jspm_packages/
+
+## TypeScript v1 declaration files
+typings/
+
+## Optional npm cache directory
+.npm
+
+## Optional eslint cache
+.eslintcache
+
+## Optional REPL history
+.node_repl_history
+
+## Output of 'npm pack'
+*.tgz
+
+## Yarn Integrity file
+.yarn-integrity
+
+## dotenv environment variables file
+.env
+
+## parcel-bundler cache (https://parceljs.org/)
+.cache
+
+## next.js build output
+.next
+
+## nuxt.js build output
+.nuxt
+
+## vuepress build output
+.vuepress/dist
+
+## Serverless directories
+.serverless
+
+#Webstorm
+.idea/