Fix final UI button bindings

app/product/final_product_ui.py

@@ -857,6 +857,21 @@ async function sendMessage() {
     }
 }
 
+
+// Phase 40B: expose button functions globally
+window.uploadDocument = uploadDocument;
+window.refreshDocuments = refreshDocuments;
+window.newChat = newChat;
+window.reindexSelectedDocument = reindexSelectedDocument;
+window.buildGraph = buildGraph;
+window.openGraphViewer = openGraphViewer;
+window.clearWorkspaceCache = clearWorkspaceCache;
+window.deleteSelectedDocument = deleteSelectedDocument;
+window.sendMessage = sendMessage;
+window.handleKeyDown = handleKeyDown;
+window.selectDocument = selectDocument;
+window.openSource = openSource;
+
 renderDocuments();
 </script>
 </body>

scripts/phase40b_fix_ui_button_bindings.py

@@ -0,0 +1,30 @@
+from pathlib import Path
+
+path = Path("app/product/final_product_ui.py")
+text = path.read_text(encoding="utf-8-sig")
+text = text.replace("\ufeff", "")
+
+binding_js = r'''
+// Phase 40B: expose button functions globally
+window.uploadDocument = uploadDocument;
+window.refreshDocuments = refreshDocuments;
+window.newChat = newChat;
+window.reindexSelectedDocument = reindexSelectedDocument;
+window.buildGraph = buildGraph;
+window.openGraphViewer = openGraphViewer;
+window.clearWorkspaceCache = clearWorkspaceCache;
+window.deleteSelectedDocument = deleteSelectedDocument;
+window.sendMessage = sendMessage;
+window.handleKeyDown = handleKeyDown;
+window.selectDocument = selectDocument;
+window.openSource = openSource;
+'''
+
+if "Phase 40B: expose button functions globally" not in text:
+    text = text.replace("renderDocuments();\n</script>", binding_js + "\nrenderDocuments();\n</script>")
+    print("Added global button bindings.")
+else:
+    print("Bindings already present.")
+
+path.write_text(text, encoding="utf-8")
+print("Phase 40B complete.")