dockerfile improvements, run.sh simplification

Author: simplesteph

Dockerfile

@@ -4,4 +4,7 @@ WORKDIR /kafka-connect-source-github
 COPY config config
 COPY target target
 
-CMD connect-standalone config/worker.properties config/GitHubSourceConnectorExample.properties
+VOLUME /kafka-connect-source-github/config
+VOLUME /kafka-connect-source-github/offsets
+
+CMD CLASSPATH="$(find target/ -type f -name '*.jar'| grep '\-package' | tr '\n' ':')" connect-standalone config/worker.properties config/GitHubSourceConnectorExample.properties

run.sh

@@ -3,8 +3,7 @@ export CLASSPATH="$(find target/ -type f -name '*.jar'| grep '\-package' | tr '\
 if hash docker 2>/dev/null; then
     # for docker lovers
     docker build . -t simplesteph/kafka-connect-source-github:1.0
-    docker run -e CLASSPATH=$CLASSPATH \
-           --net=host --rm -t \
+    docker run --net=host --rm -t \
            -v $(pwd)/offsets:/kafka-connect-source-github/offsets \
            simplesteph/kafka-connect-source-github:1.0
 elif hash connect-standalone 2>/dev/null; then