Merge pull request #2 from max/add-git

Switch to alpine as base image and add git

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:10-slim
+FROM node:10-alpine
 
 LABEL version="1.0.0"
 LABEL repository="http://github.com/max/awesome-lint"
@@ -10,6 +10,10 @@ LABEL "com.github.actions.description"="Wraps the awesome-lint tool to check awe
 LABEL "com.github.actions.icon"="play"
 LABEL "com.github.actions.color"="purple"
 
+RUN apk add --no-cache \
+  git \
+  && rm -rf /var/cache/apk/*
+
 RUN npm install -g awesome-lint
 
 COPY entrypoint.sh /entrypoint.sh