feat!: drop modules, general refactor and cleanup

runtime/queries/gitignore/highlights.scm

@@ -0,0 +1,36 @@
+(comment) @comment @spell
+
+(pattern_char) @string.special.path
+
+[
+  (directory_separator)
+  (directory_separator_escaped)
+] @punctuation.delimiter
+
+[
+  (wildcard_char_single)
+  (wildcard_chars)
+  (wildcard_chars_allow_slash)
+] @character.special
+
+[
+  (pattern_char_escaped)
+  (bracket_char_escaped)
+] @string.escape
+
+(negation) @punctuation.special
+
+(bracket_negation) @operator
+
+; bracket expressions
+[
+  "["
+  "]"
+] @punctuation.bracket
+
+(bracket_char) @constant
+
+(bracket_range
+  "-" @operator)
+
+(bracket_char_class) @constant.builtin

runtime/queries/gitignore/injections.scm

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