diff --git a/shared/infrastructure/factory.py b/shared/infrastructure/factory.py
index 188f581..601012f 100644
--- a/shared/infrastructure/factory.py
+++ b/shared/infrastructure/factory.py
@@ -341,6 +341,14 @@ def create_base_app(
             response.headers["HX-Preserve-Search"] = value
         return response
 
+    # Prevent browser caching of static files in dev (forces fresh fetch on reload)
+    if app.config["NO_PAGE_CACHE"]:
+        @app.after_request
+        async def _no_cache_static(response):
+            if request.path.startswith("/static/"):
+                response.headers["Cache-Control"] = "no-cache, no-store, must-revalidate"
+            return response
+
     # --- context processor ---
     if context_fn is not None:
         @app.context_processor
diff --git a/shared/static/scripts/sx.js b/shared/static/scripts/sx.js
index 070f0bc..87efa7b 100644
--- a/shared/static/scripts/sx.js
+++ b/shared/static/scripts/sx.js
@@ -1286,8 +1286,8 @@
             kwargs[args[i].name] = sxEval(v, env);
           }
         } else {
-          // Data arrays, dicts, etc — pass through as-is
-          kwargs[args[i].name] = v;
+          // Data arrays, dicts, etc — evaluate in caller's env
+          kwargs[args[i].name] = sxEval(v, env);
         }
         i += 2;
       } else {