BugFix: npm scripts for ci

package.json

@@ -20,12 +20,14 @@
     "url": "https://github.com/weseek/growi/issues"
   },
   "scripts": {
-    "build:dev:app": "env-cmd config/env.dev.js webpack --config config/webpack.dev.js --progress --watch",
+    "build:dev:app:watch": "npm run build:dev:app -- --watch",
+    "build:dev:app": "env-cmd config/env.dev.js webpack --config config/webpack.dev.js --progress",
     "build:dev:dll": "webpack --config config/webpack.dev.dll.js",
+    "build:dev:watch": "npm-run-all -s build:dev:dll build:dev:app:watch",
     "build:dev": "npm-run-all -s build:dev:dll build:dev:app",
     "build:prod:analyze": "cross-env ANALYZE=1 npm run build:prod",
     "build:prod": "env-cmd config/env.prod.js webpack --config config/webpack.prod.js --profile --bail",
-    "build": "npm run build:dev",
+    "build": "npm run build:dev:watch",
     "clean:app": "rimraf -- public/js public/styles",
     "clean:report": "rimraf -- report",
     "clean": "npm-run-all -p clean:*",
@@ -39,6 +41,7 @@
     "migrate:down": "migrate-mongo down -f config/migrate.js",
     "mkdirp": "mkdirp",
     "plugin:def": "node bin/generate-plugin-definitions-source.js",
+    "prebuild:dev:watch": "npm run prebuild:dev",
     "prebuild:dev": "npm run clean:app && env-cmd config/env.dev.js npm run plugin:def && env-cmd config/env.dev.js npm run resource",
     "prebuild:prod": "npm run clean && env-cmd config/env.prod.js npm run plugin:def && env-cmd config/env.dev.js npm run resource",
     "preserver:prod": "npm run migrate",