feat: add a 5-second delay on EVCC start up

Makefile

@@ -56,6 +56,8 @@ build: .generate_v2_certs
 	@# This conversion is required, otherwise we wouldn't be able to spawn the evcc start script.
 	@# @ is used as a separator and allows us to escape '/', so we can substitute the '/' itself
 	@sed -i.bkp 's@/secc/g@/evcc/g@g' iso15118/evcc/Dockerfile
+	@# Add a delay on EVCC to give SECC time to start up 
+	@sed -i 's/CMD\ \/venv\/bin\/iso15118/CMD\ echo\ "Waiting for 5 seconds to start EVCC"\ \&\&\ sleep\ 5\ \&\&\ \/venv\/bin\/iso15118/g' iso15118/evcc/Dockerfile	
 	docker-compose build
 
 # Run using dev env vars