Added Dockerfile.

docker/Dockerfile

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+#
+# Docker Buildfile for the ycast-docker container based on alpine linux - about 41.4MB
+# put dockerfile and bootstrap.sh in same directory and build or enter
+# docker build  https://github.com/MaartenSanders/ycast-docker.git
+#
+FROM alpine:latest
+
+#
+# Variables
+# YC_VERSION version of ycast software
+# YC_STATIONS path an name of the indiviudual stations.yml e.g. /ycast/stations/stations.yml
+# YC_DEBUG turn ON or OFF debug output of ycast server else only start /bin/sh
+# YC_PORT port ycast server listens to, e.g. 80
+#
+ENV YC_VERSION master
+ENV YC_STATIONS /opt/ycast/stations.yml
+ENV YC_DEBUG OFF
+ENV YC_PORT 80
+
+#
+# Upgrade alpine Linux, install python3 and dependencies for pillow - alpine does not use glibc
+# pip install needed modules for ycast
+#
+RUN apk --no-cache update && \
+    apk --no-cache upgrade && \
+    apk add --no-cache python3 && \
+    apk add --no-cache py3-pip && \
+    apk add --no-cache zlib-dev && \
+    apk add --no-cache jpeg-dev && \
+    apk add --no-cache build-base && \
+    apk add --no-cache python3-dev && \
+    pip3 install --no-cache-dir requests && \
+    pip3 install --no-cache-dir flask && \
+    pip3 install --no-cache-dir PyYAML && \
+    pip3 install --no-cache-dir Pillow  && \
+    pip3 install --no-cache-dir olefile && \
+    mkdir -p /opt/ycast/YCast-master && \
+    apk del --no-cache python3-dev && \
+    apk del --no-cache build-base && \
+    apk del --no-cache zlib-dev && \
+    apk add --no-cache curl
+# download ycast tar.gz and extract it in ycast Directory
+RUN curl -L https://codeload.github.com/superclass/YCast/tar.gz/master \
+    | tar xvzC /opt/ycast
+# delete unneeded stuff
+RUN apk del --no-cache curl && \
+    find /usr/lib -name \*.pyc -exec rm -f {} \; && \
+    find /usr/lib -type f -name \*.exe -exec rm -f {} \; 
+
+#
+# Set Workdirectory on ycast folder
+#
+WORKDIR /opt/ycast/YCast-${YC_VERSION}
+
+#
+# Copy bootstrap.sh to /opt
+#
+COPY bootstrap.sh /opt
+
+#
+# Docker Container should be listening for AVR on port 80
+#
+EXPOSE ${YC_PORT}/tcp
+
+#
+# Start bootstrap on Container start
+#
+RUN ["chmod", "+x", "/opt/bootstrap.sh"]
+ENTRYPOINT ["/opt/bootstrap.sh"]

docker/bootstrap.sh

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+#!/bin/sh
+
+#Bootstrap File für ycast docker container
+#Variables
+#YC_VERSION version of ycast software
+#YC_STATIONS path an name of the indiviudual stations.yml e.g. /ycast/stations/stations.yml
+#YC_DEBUG turn ON or OFF debug output of ycast server else only start /bin/sh
+#YC_PORT port ycast server listens to, e.g. 80
+
+if [ "$YC_DEBUG" = "OFF" ]; then
+	/usr/bin/python3 -m ycast -c $YC_STATIONS -p $YC_PORT
+
+elif [ "$YC_DEBUG" = "ON" ]; then
+	/usr/bin/python3 -m ycast -c $YC_STATIONS -p $YC_PORT -d
+
+else
+	/bin/sh
+
+fi
+
+
+
+
+