nvim config updates

.config/nvim/treesitter/dockerfile/queries/highlights.scm

@@ -0,0 +1,58 @@
+[
+	"FROM"
+	"AS"
+	"RUN"
+	"CMD"
+	"LABEL"
+	"EXPOSE"
+	"ENV"
+	"ADD"
+	"COPY"
+	"ENTRYPOINT"
+	"VOLUME"
+	"USER"
+	"WORKDIR"
+	"ARG"
+	"ONBUILD"
+	"STOPSIGNAL"
+	"HEALTHCHECK"
+	"SHELL"
+	"MAINTAINER"
+	"CROSS_BUILD"
+	(heredoc_marker)
+	(heredoc_end)
+] @keyword
+
+[
+	":"
+	"@"
+] @operator
+
+(comment) @comment
+
+
+(image_spec
+	(image_tag
+		":" @punctuation.special)
+	(image_digest
+		"@" @punctuation.special))
+
+[
+	(double_quoted_string)
+	(single_quoted_string)
+	(json_string)
+	(heredoc_block)
+] @string
+
+(expansion
+  [
+	"$"
+	"{"
+	"}"
+  ] @punctuation.special
+) @none
+
+((variable) @constant
+ (#match? @constant "^[A-Z][A-Z_0-9]*$"))
+
+

.config/nvim/treesitter/dockerfile/queries/injections.scm

@@ -0,0 +1,11 @@
+((comment) @injection.content
+  (#set! injection.language "comment"))
+
+((shell_command) @injection.content
+  (#set! injection.language "bash")
+  (#set! injection.include-children))
+
+((run_instruction
+  (heredoc_block) @injection.content)
+  (#set! injection.language "bash")
+  (#set! injection.include-children))