update to the "6.5.7 Re-Release" version

Dockerfile

@@ -17,10 +17,10 @@
 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #
 FROM alpine as helper
-ENV JTS3_SERVER_MOD_VERSION=6.5.7
+ENV JTS3_SERVER_MOD_VERSION=6.5.7_2
 RUN apk add --no-cache sed && \
     wget -O JTS3ServerMod.zip "https://www.stefan1200.de/downloads/JTS3ServerMod_${JTS3_SERVER_MOD_VERSION}.zip" && \
-    unzip JTS3ServerMod.zip && \
+    unzip JTS3ServerMod.zip -d JTS3ServerMod && \
     mv JTS3ServerMod/changelog.txt JTS3ServerMod/readme.txt JTS3ServerMod/readme_deutsch.txt JTS3ServerMod/documents && \
     mkdir JTS3ServerMod/logs && \
     sed -i -e 's/%apphome%JTS3ServerMod_server1.log/%apphome%logs\/JTS3ServerMod_server1.log/g' /JTS3ServerMod/config/JTS3ServerMod_InstanceManager.cfg && \