ENH: add compose file

compose/docker-compose.yml

+version: '3.6'
+services:
+  # the SQL backend
+  sqldb:
+    image: mariadb:10.5
+    volumes:
+      - type: volume
+        source: "caosdb-sqldata"
+        target: /var/lib/mysql
+    environment:
+      MYSQL_ROOT_PASSWORD: caosdb1234
+    networks:
+      - caosnet
+  caosdb-server:
+    image: "caosdb/caosdb:0.0.8"
+    depends_on:
+      - sqldb
+    networks:
+      - caosnet
+    ports:
+      - 10443:10443
+    # Pass information to the running docker ontainer.
+    # These variables should be set when calling docker-compose.
+    environment:
+      - SQL_RESTORE
+      - NIS_ENABLE
+      - NIS_DOMAIN
+      - NIS_SERVER
+      - LDAP_ENABLE
+      - PORT_SSL
+      - DOCKER_TZ
+      - DOCKER_MAIL
+      - MAKE_TEST
+      - DEBUG
+      - LOCAL_USERS
+      - ANON_ADMIN
+      - NO_TLS
+    volumes:
+      - type: volume
+        source: "caosdb-tmpfiles"
+        target: /opt/caosdb/mnt/tmpfiles
+      - type: volume
+        source: "caosdb-caosroot"
+        target: /opt/caosdb/mnt/caosroot
+
+# A well-defined network for caosdb
+volumes:
+    caosdb-sqldata:
+    caosdb-tmpfiles:
+    caosdb-caosroot:
+networks:
+  caosnet:
+    driver: bridge