Update base image

Author: NickNeck

Dockerfile

@@ -1,13 +1,12 @@
-FROM node:alpine
+FROM node:10.4.0
 
 # Install Python.
-RUN apk add --no-cache bash python && \
-    python -m ensurepip && \
-    rm -r /usr/lib/python*/ensurepip && \
-    pip install --upgrade pip setuptools && \
-    rm -r /root/.cache
-
-RUN pip install -U "tox"
+RUN apt-get update && apt-get install -y \
+    python2.7 \
+    python-pip \
+ && rm -rf /var/lib/apt/lists/* \
+ && pip install -U "tox" \
+ && npm i npm
 
 # Define working directory.
 WORKDIR /src