Set versions for docker images

docker-compose.yml

@@ -3,7 +3,7 @@ volumes:
   pgdata:
 services:
   postgres:
-    image: "openmaptiles/postgis:2.2"
+    image: "openmaptiles/postgis:2.3"
     volumes:
     - pgdata:/var/lib/postgresql/data
     ports:
@@ -25,7 +25,7 @@ services:
     links:
     - postgres
   import-osm:
-    image: "openmaptiles/import-osm"
+    image: "openmaptiles/import-osm:0.1"
     env_file: .env
     environment:
       DIFF_MODE: "false"
@@ -35,7 +35,7 @@ services:
      - ./data:/import
      - ./build:/mapping
   import-sql:
-    image: "openmaptiles/import-sql"
+    image: "openmaptiles/import-sql:0.1"
     env_file: .env
     links:
     - postgres
@@ -50,7 +50,7 @@ services:
     ports:
      - "3000:3000"
   generate-vectortiles:
-    image: "openmaptiles/generate-vectortiles"
+    image: "openmaptiles/generate-vectortiles:0.1"
     volumes:
     - ./data:/export
     - ./build/openmaptiles.tm2source:/tm2source