Fix make

Makefile

@@ -2,17 +2,17 @@ javascript_source = $(wildcard javascript/src/*)
 assets = main.css main.js main.js.LICENSE.txt index.mustache.html
 ruby_assets = $(addprefix ruby/assets/,$(assets))
 java_assets = $(addprefix java/src/main/resources/io/cucumber/htmlformatter/,$(assets))
-dotnet_assets = $(addprefix dotnet/html-formatter/HtmlFormatter/Resources,$(assets))
+dotnet_assets = $(addprefix dotnet/HtmlFormatter/Resources/,$(assets))
 
 .DEFAULT_GOAL = help
 
 help: ## Show this help
 	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make <target>\n\nWhere <target> is one of:\n"} /^[$$()% a-zA-Z_-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
 
-prepare: $(ruby_assets) $(java_assets) ## Build javascript module and copy required artifacts to java and ruby projects
+prepare: $(ruby_assets) $(java_assets) $(dotnet_assets) ## Build javascript module and copy required artifacts to java and ruby projects
 
 clean: ## Remove javascript built module and related artifacts from java and ruby projects
-	rm -rf $(ruby_assets) $(java_assets) javascript/dist
+	rm -rf $(ruby_assets) $(java_assets) $(dotnet_assets) javascript/dist
 .PHONY: .clean
 
 ruby/assets/index.mustache.html: javascript/src/index.mustache.html