feat!: drop modules, general refactor and cleanup

runtime/queries/xcompose/highlights.scm

@@ -0,0 +1,38 @@
+(keysym) @constant
+
+((keysym) @constant.builtin
+  (#eq? @constant.builtin "Multi_key"))
+
+(text) @string
+
+"include" @keyword.import
+
+[
+  (octal)
+  (hex)
+] @number
+
+[
+  (modifier)
+  "None"
+] @keyword.modifier
+
+[
+  "%L"
+  "%H"
+  "%S"
+] @string.special
+
+[
+  "!"
+  "~"
+] @operator
+
+[
+  ":"
+  "<"
+  ">"
+  "\""
+] @punctuation.delimiter
+
+(comment) @comment @spell

runtime/queries/xcompose/injections.scm

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

runtime/queries/xcompose/locals.scm

@@ -0,0 +1,5 @@
+(result
+  (keysym) @local.definition)
+
+(event
+  (keysym) @local.reference)