leaderboard: move Tasks tab after Leaderboard

Co-authored-by: Cursor <cursoragent@cursor.com>

app.py

@@ -772,17 +772,6 @@ with gr.Blocks(title="CADGenBench Leaderboard", theme=gr.themes.Soft()) as block
             fn=_gallery_iframe_html, outputs=gallery_html,
         )
 
-    with gr.Tab("Tasks"):
-        # Read-only task browser: mirrors the per-submission report's
-        # summary-table -> detail-card navigation (j/k, Esc) but shows
-        # only the prompt + input (drawing / starting shape), no scores
-        # or ground truth. Self-contained HTML inlined into an iframe
-        # `srcdoc` like the gallery; input images lazy-load from the
-        # `/task-input` proxy. Built at boot, rebuilt on page load.
-        tasks_html = gr.HTML(value=_tasks_iframe_html())
-        tasks_refresh_btn = gr.Button("Refresh tasks", size="sm")
-        tasks_refresh_btn.click(fn=_tasks_iframe_html, outputs=tasks_html)
-
     with gr.Tab("Leaderboard"):
         # Load both tiers once at boot. `_safe_load_split` keeps a Hub
         # read failure from crashing the Space: on failure the frames
@@ -861,6 +850,17 @@ with gr.Blocks(title="CADGenBench Leaderboard", theme=gr.themes.Soft()) as block
         # browser users, so we link to it directly instead of inlining the
         # (tens-to-hundreds-of-MB) report through the Gradio event payload.
 
+    with gr.Tab("Tasks"):
+        # Read-only task browser: mirrors the per-submission report's
+        # summary-table -> detail-card navigation (j/k, Esc) but shows
+        # only the prompt + input (drawing / starting shape), no scores
+        # or ground truth. Self-contained HTML inlined into an iframe
+        # `srcdoc` like the gallery; input images lazy-load from the
+        # `/task-input` proxy. Built at boot, rebuilt on page load.
+        tasks_html = gr.HTML(value=_tasks_iframe_html())
+        tasks_refresh_btn = gr.Button("Refresh tasks", size="sm")
+        tasks_refresh_btn.click(fn=_tasks_iframe_html, outputs=tasks_html)
+
     with gr.Tab("Submit"):
         gr.Markdown(
             f"""