Add dockerfile, prep for release

.dockerignore

@@ -0,0 +1,4 @@
+.env*
+node_modules
+*.pem
+.env*

.github/workflows/docker.yml

@@ -0,0 +1,20 @@
+name: docker
+on:
+  push:
+jobs:
+  docker:
+    name: docker
+    runs-on: ubuntu-latest
+    steps:
+    - name: checkout
+      uses: actions/checkout@v1
+    - name: build-push
+      uses: docker/[email protected]
+      with:
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}
+        repository: ${{ env.GITHUB_REPOSITORY }}
+        tag_with_ref: true
+        push: ${{ startsWith(github.ref, 'refs/tags/') || github.ref == 'refs/heads/master' }}
+        always_pull: true
+        add_git_labels: true

.gitignore

@@ -1,6 +1,6 @@
 node_modules
 npm-debug.log
 *.pem
-.env
+.env*
 package-lock.json
 config/kubernetes/*/secrets/*

Dockerfile

@@ -0,0 +1,10 @@
+FROM node:10
+
+WORKDIR /usr/src/app
+COPY package*.json yarn.* ./
+
+RUN yarn
+COPY . .
+ENV PORT 8888
+EXPOSE 8888
+CMD [ "node_modules/.bin/probot", "run", "index.js" ]

index.js

@@ -1,5 +1,8 @@
-const Raven = require('raven')
-Raven.config(process.env.SENTRY_DSN).install()
+if (process.env.SENTRY_DSN) {
+  const Raven = require('raven')
+  Raven.config(process.env.SENTRY_DSN).install()
+}
+
 const Yamburger = require('./lib/yamburger')
 
 module.exports = (robot) => {