Manage gogs config file during upgrades

src/freedombone-app-gogs

         return
     fi
 
+    GOGS_CONFIG_FILE=/home/${GOGS_USERNAME}/custom/conf/app.ini
+    cp $GOGS_CONFIG_FILE $INSTALL_DIR/gogs_config.ini
+
     gogs_parameters
     echo "gogs binary upgrade: ${GOGS_BIN}"
 
         rm ${GOGS_FILE}
     fi
 
+    cp $INSTALL_DIR/gogs_config.ini $GOGS_CONFIG_FILE
+    rm $INSTALL_DIR/gogs_config.ini
+
     sed -i "s|gogs version.*|gogs version:$GOGS_VERSION|g" ${COMPLETION_FILE}
     systemctl restart gogs
 }