add update name and duplicate

app.py

@@ -76,8 +76,10 @@ with gr.Blocks(title=settings.APP_TITLE) as demo:
 
             with gr.Group(elem_classes=["section-card"]):
                 with gr.Accordion("Manage Notebook", open=False):
-                    gr.Markdown("<span class='small-muted'>Rename, delete, or duplicate this notebook.</span>")
-                    delete_nb = gr.Button("Delete", variant="danger", elem_classes=["full-width"])
+                    updated_name = gr.Textbox(label="Update name", interactive=True)
+                    rename_nb = gr.Button("Rename", variant="secondary", elem_classes=["full-width"])
+                    delete_nb = gr.Button("Delete", variant="stop", elem_classes=["full-width"])
+                    duplicate_nb = gr.Button("Duplicate", variant="secondary", elem_classes=["full-width"])
 
             with gr.Group(elem_classes=["section-card"]):
                 gr.Markdown("### Ingested Sources")
@@ -167,6 +169,69 @@ with gr.Blocks(title=settings.APP_TITLE) as demo:
         outputs=[notebook, notebook_choices],
     )
 
+    def rename_notebook(old_name, new_name, choices):
+        old_name = (old_name or "").strip()
+        new_name = (new_name or "").strip()
+        choices = list(choices)
+
+        if not old_name or not new_name or old_name not in choices:
+            return gr.update(), choices, ""  # no change, clear box
+
+        if new_name in choices:
+            return gr.update(), choices, ""  # name already exists
+
+        # replace in-place
+        idx = choices.index(old_name)
+        choices[idx] = new_name
+
+        return gr.update(choices=choices, value=new_name), choices, ""
+
+
+    rename_nb.click(
+        rename_notebook,
+        inputs=[notebook, updated_name, notebook_choices],
+        outputs=[notebook, notebook_choices, updated_name],
+    )
+
+    def make_copy_name(base: str, choices: list[str]) -> str:
+        base = (base or "").strip()
+        if not base:
+            return ""
+
+        # First try "(copy)"
+        candidate = f"{base} (copy)"
+        if candidate not in choices:
+            return candidate
+
+        # Then "(copy 2)", "(copy 3)", ...
+        i = 2
+        while True:
+            candidate = f"{base} (copy {i})"
+            if candidate not in choices:
+                return candidate
+            i += 1
+
+
+    def duplicate_notebook(selected, choices):
+        selected = (selected or "").strip()
+        if not selected:
+            return gr.update(), choices
+
+        choices = list(choices)
+        new_name = make_copy_name(selected, choices)
+        if not new_name:
+            return gr.update(), choices
+
+        choices.append(new_name)
+        return gr.update(choices=choices, value=new_name), choices
+
+
+    duplicate_nb.click(
+        duplicate_notebook,
+        inputs=[notebook, notebook_choices],
+        outputs=[notebook, notebook_choices],
+    )
+
     # Upload source -> update global ingested_sources and table
     upload.change(
         fn=add_source,