Fix Timeline: expand shortcuts before splitting into scenes

The pipeline is shortcuts → transitions → split. The route now runs
apply_prompt_shortcuts first, then parse_timeline_segments on the
expanded text, matching actual generation behavior.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

templates.py

@@ -1555,13 +1555,14 @@ async def funpack_transitions_import(request):
 async def funpack_parse_timeline(request):
     data = await request.json()
     prompt = str(data.get("prompt") or "")
-    refinement_key = str(data.get("refinement_key") or "")
-    custom_map = load_custom_transition_triggers()
+    seed = int(data.get("seed") or 0)
     try:
         from .conditioning import parse_timeline_segments
     except ImportError:
         from conditioning import parse_timeline_segments
-    return web.json_response(parse_timeline_segments(prompt, custom_map=custom_map or None))
+    expanded, _ = apply_prompt_shortcuts(prompt, seed=seed)
+    custom_map = load_custom_transition_triggers()
+    return web.json_response(parse_timeline_segments(expanded, custom_map=custom_map or None))
 
 
 @PromptServer.instance.routes.get("/funpack/refinement_keys")

web/funpack_studio.js

@@ -1268,6 +1268,7 @@ function openPanel(node) {
         headers: { "Content-Type": "application/json" },
         body: JSON.stringify({
           prompt,
+          seed: widgetByName(node, "seed")?.value ?? 0,
           refinement_key: settings.refinement_key || linkedRefinementKey(node) || "",
         }),
       });