fix: Allow users to mount local.yaml files into /config/local.yaml

This makes it easy for people to insert their own local configuration.

Author: stjohnjohnson

Dockerfile

@@ -11,6 +11,9 @@ WORKDIR /usr/src/app
 RUN npm install screwdriver-api@$VERSION
 WORKDIR /usr/src/app/node_modules/screwdriver-api
 
+# Setup configuration folder
+RUN ln -s /usr/src/app/node_modules/screwdriver-api/config /config
+
 # Expose the web service port
 EXPOSE 8080