freeze: macro platform complete; default ON with profiles; env consolidation; docs + smokes\n\n- Profiles: --profile {lite|dev|ci|strict} (dev-like default for macros)\n- Macro paths: prefer NYASH_MACRO_PATHS (legacy envs deprecated with warnings)\n- Selfhost pre-expand: auto mode, PyVM-only, add smokes (array/map)\n- Docs: user-macros updated; new macro-profiles guide; AGENTS freeze note; CURRENT_TASK freeze\n- Compat: non-breaking; legacy envs print deprecation notices\n

apps/macros/expand_runner.nyash

@@ -0,0 +1,15 @@
+// Macro Expand Runner (PyVM)
+// PoC: reads AST JSON v0 from args[0] and echoes it unchanged.
+// Later: call MacroBoxSpec.expand(ast_json) and print result.
+
+function main(args) {
+    if args.length() == 0 {
+        print("{}")
+        return 0
+    }
+    local j
+    j = args.get(0)
+    print(j)
+    return 0
+}
+