fix js build error

GNUmakefile

@@ -35,7 +35,7 @@ nnabla-browser-build-env:
 .PHONY:nnabla-browser-wheel
 nnabla-browser-wheel:
 	npm install
-	npm build
+	npm run build
 	python3 setup.py bdist_wheel
 
 .PHONY:bwd-nnabla-browser-wheel

README.md

@@ -20,14 +20,15 @@ python >= 3.6
     $pip install nnabla-browser
     ```
 
-- Build from source by yourself & install (required npm)
+- Build from source to create wheel & install
 
+    Using npm installed in your environment, you can create wheel as follows.
     ```shell
-    $ make nnabla-browser-wheel
+    $ make nnabla-browser-wheel  # npm is required
     $ pip install ./dist/nnablabrowser-<version>-<env>.whl
     ```
 
-    We also provide docker image so that you don't have to set up environment on your server except docker: 
+    We also provide docker image so that you don't have to set up environment on your server: 
     ```shell
     $ make bwd-nnabla-browser-wheel # `bwd` stands for build with docker
     $ pip install ./dist/nnablabrowser-<version>-<env>.whl

docker/development/Dockerfile.build

@@ -28,4 +28,5 @@ RUN apt-get update \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
 
-RUN pip install ${PIP_INS_OPTS} wheel setuptools nnabla
+RUN pip install ${PIP_INS_OPTS} wheel setuptools nnabla
+

setup.py

@@ -1,4 +1,9 @@
-from setuptools import setup, find_packages
+from setuptools import setup
+import glob
+
+# get webpack outputs
+pkg_dirs = glob.glob('nnabla_browser/dist/**/', recursive=True)
+pkg_data = [f'{x.lstrip("nnabla_browser/")}*' for x in pkg_dirs]
 
 setup(
     name="nnabla-browser",
@@ -27,7 +32,7 @@
     ],
     python_requires=">=3.6",
     packages=["nnabla_browser"],
-    package_data={'nnabla_browser': ['dist/*', "dist/static/*"]},
+    package_data={'nnabla_browser': pkg_data},
     include_package_data=True,
     entry_points={
         "console_scripts": [