feat!: drop modules, general refactor and cleanup

runtime/queries/textproto/folds.scm

@@ -0,0 +1,5 @@
+[
+  (message_value)
+  (scalar_list)
+  (message_list)
+] @fold

runtime/queries/textproto/highlights.scm

@@ -0,0 +1,23 @@
+(string) @string
+
+(field_name) @variable.member
+
+(comment) @comment @spell
+
+(number) @number
+
+; For stuff like "inf" and "-inf".
+(scalar_value
+  [
+    (identifier)
+    (signed_identifier)
+  ]) @number
+
+[
+  (open_squiggly)
+  (close_squiggly)
+  (open_square)
+  (close_square)
+  (open_arrow)
+  (close_arrow)
+] @punctuation.bracket

runtime/queries/textproto/indents.scm

@@ -0,0 +1,14 @@
+(message_value) @indent.begin
+
+(message_value
+  (close_squiggly) @indent.branch)
+
+(scalar_list) @indent.begin
+
+(scalar_list
+  (close_square) @indent.branch)
+
+(message_list) @indent.begin
+
+(message_list
+  (close_square) @indent.branch)

runtime/queries/textproto/injections.scm

@@ -0,0 +1,2 @@
+((comment) @injection.content
+  (#set! injection.language "comment"))