core: for/foreach -> Loop normalization (always-on); LoopForm MVP-3 per-segment reorder; smokes stabilized (VM + LLVM PHI); docs updated (macro-system, loopform); quiet macro load logs

src/runner/modes/pyvm.rs

@@ -22,6 +22,7 @@ pub fn execute_pyvm_only(_runner: &NyashRunner, filename: &str) {
         }
     };
     let ast = crate::r#macro::maybe_expand_and_dump(&ast, false);
+    let ast = crate::runner::modes::macro_child::normalize_core_pass(&ast);
 
     // Compile to MIR (respect default optimizer setting)
     let mut mir_compiler = MirCompiler::with_options(true);