Run coursier once for each package

sync/.dockerignore

@@ -2,3 +2,4 @@
 !settings.xml
 !resolve-deps-from-poms.sh
 !wait-for-it.sh
+!main.sh

sync/Dockerfile

@@ -9,8 +9,10 @@ RUN chmod +x /usr/bin/cs
 
 RUN cs setup -y
 
+ADD ./main.sh /main.sh
+
 RUN mkdir /workdir
 WORKDIR /workdir
 ENV COURSIER_CACHE /workdir
 
-CMD ["/usr/bin/cs", "fetch", "--dependency-file", "/packages.txt", "--default=true", "--sources", "--javadoc"]
+CMD ["sh", "/main.sh"]

sync/main.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+
+for line in $(cat /packages.txt); do
+    cs fetch --default=true --sources --javadoc -v -v "$line"
+done