Updated docker build command

Makefile

-.PHONY: all clean test uninstall
+.PHONY: all clean test uninstall docker
 all:
 	dune build
 	dune install
@@ -27,3 +27,6 @@ uninstall:
 	cd plugins/cwe_checker_emulation; make uninstall; cd ../..
 	cd plugins/cwe_checker_type_inference; make uninstall; cd ../..
 	cd plugins/cwe_checker_type_inference_print; make uninstall; cd ../..
+
+docker:
+	./install.sh

install.sh

 #!/usr/bin/env bash
 
 echo "Cleaning up"
-rm -rf src/_build
-rm -f src/cwe_checker.plugin 
+make clean
 
 echo "Building docker container"
 docker build --build-arg=http{,s}_proxy --build-arg=HTTP{,S}_PROXY -t cwe-checker .