feat!: drop modules, general refactor and cleanup

runtime/queries/cylc/highlights.scm

@@ -0,0 +1,72 @@
+(comment) @comment @spell
+
+(key) @property
+
+(boolean) @boolean
+
+(datetime) @string.special
+
+(task_name) @function
+
+(include_directive) @keyword.import
+
+[
+  (section_name)
+  (namespace)
+] @markup.heading
+
+[
+  (integer)
+  (recurrence)
+] @number
+
+[
+  "["
+  "]"
+  "[["
+  "]]"
+  "[[["
+  "]]]"
+  "<"
+  ">"
+  (graph_parenthesis)
+] @punctuation.bracket
+
+[
+  "\""
+  "\"\"\""
+  (unquoted_string)
+  (quoted_string)
+  (multiline_string)
+] @string
+
+[
+  (xtrigger_annotation)
+  (suicide_annotation)
+] @attribute
+
+[
+  "="
+  (assignment_operator)
+  (graph_logical)
+  (graph_arrow)
+] @operator
+
+(include_statement
+  path: (_)? @string.special.path)
+
+(task_parameter
+  name: (_)? @variable.parameter
+  selection: (_)? @variable.parameter)
+
+(task_output
+  ":" @tag
+  (nametag) @variable.builtin
+  "?"? @tag)
+
+[
+  (jinja2_expression)
+  (jinja2_statement)
+  (jinja2_comment)
+  (jinja2_shebang)
+] @keyword.directive