[ 
	"FROM"
	"AS"
	"RUN"
	"CMD"
	"LABEL"
	"EXPOSE"
	"ENV"
	"ADD"
	"COPY"
	"ENTRYPOINT"
	"VOLUME"
	"USER"
	"WORKDIR"
	"ARG"
	"ONBUILD"
	"STOPSIGNAL"
	"HEALTHCHECK"
	"SHELL"
] @keyword

[
	":"
	"@"
] @operator

(comment) @comment