prepare alpine version

Author: BWibo

.travis.yml

@@ -5,17 +5,21 @@ services:
   - docker
 
 env:
-  - version: v1.1.0
+  - webmapclient_version: v1.1.0
+    baseimage_tag: 10
     tag: v1.1.0
-  - version: v1.4.0
+  - webmapclient_version: v1.4.0
+    baseimage_tag: 10
     tag: v1.4.0
-  - version: v1.6.0
+  - webmapclient_version: v1.6.0
+    baseimage_tag: 10
     tag: v1.6.0
-  - version: master
+  - webmapclient_version: master
+    baseimage_tag: 10
     tag: experimental
 
 before_install: 
-  - docker build --build-arg webmapclient_version=${version} -t tumgis/3dcitydb-web-map:${tag} .
+  - docker build --build-arg baseimage_tag=${baseimage_tag} --build-arg webmapclient_webmapclient_version=${webmapclient_version} -t tumgis/3dcitydb-web-map:${tag} .
 
 before_script:
   - docker run --name webcl -d -p 8000:8000 tumgis/3dcitydb-web-map:${tag}