Refactored module structure for ease of testing backend colliders.

collider_visualizer/Makefile

@@ -0,0 +1,21 @@
+PROJECTNAME=viscol.exe
+ROOT_DIR=.
+all: help
+## Available proxies for downloading go modules are listed in "https://github.com/golang/go/wiki/Modules#how-do-i-use-vendoring-with-modules-is-vendoring-going-away". 
+GOPROXY=https://mirrors.aliyun.com/goproxy 
+
+build:
+	go build -o $(ROOT_DIR)/$(PROJECTNAME)
+
+run: build
+	./$(PROJECTNAME)
+
+.PHONY: help
+
+help: Makefile
+	@echo
+	@echo " Choose a command run:"
+	@echo
+	@sed -n 's/^##//p' $< | column -t -s ':' |  sed -e 's/^/ /'
+	@echo
+