client: lib_docker: factor env gen into lib_gen

- Related environment refactoring

client/src/docker/lib/internal/lib_docker.bash

@@ -49,31 +49,21 @@ fi
 # Remaining "constructor" implementation
 function lib_docker::__docker()
 {
-  # TODO: refactor into lib_gen
-  # Docker-related files
-  [ -z "$DOCKER_FINANCE_CLIENT_REPO" ] && lib_utils::die_fatal
-  declare -g global_repo_dockerfiles="${DOCKER_FINANCE_CLIENT_REPO}/client/Dockerfiles/"
+  # Inherited from caller
+  [ -z "$global_container" ] && lib_utils::die_fatal
+  [ -z "$global_image" ] && lib_utils::die_fatal
+  [ -z "$global_network" ] && lib_utils::die_fatal
+  [ -z "$global_platform" ] && lib_utils::die_fatal
+  [ -z "$global_tag" ] && lib_utils::die_fatal
 
-  case "$global_platform" in
-    archlinux | ubuntu)
-      global_repo_dockerfiles+="finance"
-      ;;
-    dev-tools)
-      global_repo_dockerfiles+="dev-tools"
-      ;;
-    *)
-      lib_utils::die_fatal "platform was not previously checked"
-      ;;
-  esac
+  # Inherited from caller (via lib_gen)
+  [ -z "$global_client_version" ] && lib_utils::die_fatal
+  [ -z "$global_repo_dockerfiles" ] && lib_utils::die_fatal
 
   #
   # Generate docker-compose.yml
   #
 
-  [ -z "$global_env_file" ] && lib_utils::die_fatal
-  [ -z "$global_shell_file" ] && lib_utils::die_fatal
-  [ -z "$global_repo_dockerfiles" ] && lib_utils::die_fatal
-
   local _path="${global_repo_dockerfiles}/docker-compose.yml"
   lib_utils::print_debug "Generating '${_path}'"