Jul 24 - Update Rich-text editor to enhance table editor 5

app.py

@@ -202,6 +202,23 @@ def create_app():
     def healthz():
         return {"status": "ok"}
 
+    @app.context_processor
+    def inject_asset_url():
+        """`asset_url('css/style.css')` → the static URL with a `?v=<mtime>`
+        cache-buster, so an edited CSS/JS file is always re-fetched instead of
+        being served stale from the browser/proxy cache."""
+        from flask import url_for
+
+        def asset_url(filename):
+            try:
+                version = int(os.path.getmtime(
+                    os.path.join(app.static_folder, filename)))
+            except OSError:
+                version = 0
+            return url_for("static", filename=filename, v=version)
+
+        return {"asset_url": asset_url}
+
     return app