Polish lab extension paths and build process

Author: jasongrout

{{cookiecutter.github_project_name}}/package.json

@@ -29,15 +29,14 @@
     "url": "https://github.com/{{ cookiecutter.github_organization_name }}/{{ cookiecutter.github_project_name }}"
   },
   "scripts": {
-    "build": "npm run build:lib && npm run build:nbextension",
+    "build": "npm run build:lib && npm run build:nbextension && npm run build:labextension",
     "build:labextension": "jupyter labextension build .",
     "build:labextension:dev": "jupyter labextension build --development True .",
     "build:lib": "tsc",
     "build:nbextension": "webpack -p",
-    "build:all": "npm run build:labextension && npm run build:nbextension",
-    "clean": "npm run clean:lib && npm run clean:nbextension",
+    "clean": "npm run clean:lib && npm run clean:nbextension && npm run clean:labextension",
     "clean:lib": "rimraf lib",
-    "clean:labextension": "rimraf {{ cookiecutter.python_package_name }}/jupyterlab_widgets/lab3extension",
+    "clean:labextension": "rimraf {{ cookiecutter.python_package_name }}/labextension",
     "clean:nbextension": "rimraf {{ cookiecutter.python_package_name }}/nbextension/static/index.js",
     "lint": "eslint . --ext .ts,.tsx --fix",
     "lint:check": "eslint . --ext .ts,.tsx",
@@ -93,7 +92,7 @@
   },
   "jupyterlab": {
     "extension": "lib/plugin",
-    "outputDir": "jupyterlab_widgets/static",
+    "outputDir": "{{ cookiecutter.python_package_name }}/labextension/",
     "sharedPackages": {
       "@jupyter-widgets/base": {
         "bundled": false,

{{cookiecutter.github_project_name}}/setup.py

@@ -29,7 +29,7 @@
 
 nb_path = pjoin(HERE, name, 'nbextension', 'static')
 # lab_path = pjoin(HERE, name, 'labextension')
-lab3_path = pjoin(HERE, name, 'lab3extension')
+lab3_path = pjoin(HERE, name, 'labextension')
 
 # Representative files that should exist after a successful build
 jstargets = [
@@ -41,7 +41,7 @@
     name: [
         'nbextension/static/*.*js*',
         # 'labextension/*.tgz',
-        'lab3extension/*'
+        'labextension/*'
     ]
 }
 
@@ -59,7 +59,7 @@
 cmdclass = create_cmdclass('jsdeps', package_data_spec=package_data_spec,
     data_files_spec=data_files_spec)
 cmdclass['jsdeps'] = combine_commands(
-    install_npm(HERE, build_cmd='build:all'),
+    install_npm(HERE, build_cmd='build'),
     ensure_targets(jstargets),
 )