Fix seed summary rendering: plain text summary instead of raw HTML widget markup

app.py

@@ -467,6 +467,26 @@ def render_seed_widget_html(seed_urls_input: Any) -> str:
     )
 
 
+def render_seed_summary_text(seed_urls_input: Any) -> str:
+    seeds = collect_seed_urls(seed_urls_input)
+    domains = {(urlsplit(u).hostname or "").lower().strip(".") for u in seeds}
+    domains = {d for d in domains if d}
+    first_url_chars = len(seeds[0]) if seeds else 0
+
+    lines = [
+        f"Seeds: {len(seeds)}",
+        f"Domains: {len(domains)}",
+        f"First URL chars: {first_url_chars}",
+        "",
+        "Seed URLs:",
+    ]
+    if seeds:
+        lines.extend([f"- {url}" for url in seeds])
+    else:
+        lines.append("- (none)")
+    return "\n".join(lines)
+
+
 def render_tokenization_widget_html(snapshot: dict[str, Any]) -> str:
     tokenized_shards = int(snapshot.get("tokenized_shards", 0) or 0)
     tokenized_rows = int(snapshot.get("tokenized_rows", 0) or 0)
@@ -849,7 +869,7 @@ def poll_dashboard() -> tuple[str, str, str, str]:
 
 
 def render_seed_widget(seed_urls_input: Any) -> str:
-    return render_seed_widget_html(seed_urls_input)
+    return render_seed_summary_text(seed_urls_input)
 
 
 def noop_event(*_args: Any) -> None:
@@ -908,9 +928,11 @@ def build_ui() -> gr.Blocks:
                     label="Seed URL List (one URL per line)",
                     placeholder="https://example.com",
                 )
-                seed_widget_html = gr.HTML(
+                seed_widget_html = gr.Textbox(
                     label="Seed URL Summary",
-                    value=render_seed_widget_html(default_seed_text),
+                    value=render_seed_summary_text(default_seed_text),
+                    lines=10,
+                    interactive=False,
                 )
                 token_widget_html = gr.HTML(
                     label="Live Tokenization",
@@ -1025,7 +1047,6 @@ def build_ui() -> gr.Blocks:
             fn=render_seed_widget,
             inputs=[seed_urls_input],
             outputs=[seed_widget_html],
-            js=SEED_WIDGET_JS,
             queue=False,
         )
 
@@ -1048,7 +1069,6 @@ def build_ui() -> gr.Blocks:
             fn=render_seed_widget,
             inputs=[seed_urls_input],
             outputs=[seed_widget_html],
-            js=SEED_WIDGET_JS,
             queue=False,
         )
         demo.load(fn=poll_dashboard, inputs=[], outputs=outputs)