feat!: drop modules, general refactor and cleanup

runtime/queries/meson/folds.scm

@@ -0,0 +1,9 @@
+[
+ (normal_command)
+ (if_condition)
+ (if_command)
+ (else_command)
+ (elseif_command)
+ (foreach_command)
+ (list)
+] @fold

runtime/queries/meson/highlights.scm

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+(comment) @comment
+(number) @number
+(bool) @boolean
+
+(identifier) @variable
+
+[
+  "("
+  ")"
+  "{"
+  "}"
+  "["
+  "]"
+] @punctuation.bracket
+
+[
+  ":"
+  ","
+  "."
+] @punctuation.delimiter
+
+[
+  "and"
+  "not"
+  "or"
+  "in"
+] @keyword.operator
+
+[
+  "="
+  "=="
+  "!="
+  "+"
+  "/"
+  "/="
+  "+="
+  "-="
+  ">"
+  ">="
+] @operator
+
+(ternaryoperator
+  ["?" ":"] @conditional.ternary)
+
+[
+  "if"
+  "elif"
+  "else"
+  "endif"
+] @conditional
+
+[
+  "foreach"
+  "endforeach"
+  (keyword_break)
+  (keyword_continue)
+] @repeat
+
+(string) @string
+
+"@" @punctuation.special
+
+(normal_command
+  command: (identifier) @function)
+(pair
+  key: (identifier) @property)
+
+(escape_sequence) @string.escape
+
+((identifier) @variable.builtin
+  (#any-of? @variable.builtin
+    "meson"
+    "host_machine"
+    "build_machine"
+    "target_machine"
+   ))

runtime/queries/meson/injections.scm

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