Update app.py

app.py

@@ -1,10 +1,15 @@
-# ── DIAGNOSTICS (top of file) ─────────────────────────────────────────────
-import pkgutil, sentence_transformers, bertopic, sys, json
+# ── DIAGNOSTICS ─────────────────────────────────────────────
+import pkgutil, sentence_transformers, bertopic, sys
 print("ST version:", sentence_transformers.__version__)
 print("BERTopic version:", bertopic.__version__)
-print("ST model modules:", [m.name for m in pkgutil.iter_modules(sentence_transformers.models.__path__)])
+print("ST models:", [m.name for m in pkgutil.iter_modules(sentence_transformers.models.__path__)])
 sys.stdout.flush()
-# ─────────────────────────────────────────────────────────────────────────
+
+# ── STATICEMBEDDING SHIM ────────────────────────────────────
+if "StaticEmbedding" not in [m.name for m in pkgutil.iter_modules(sentence_transformers.models.__path__)]:
+    from sentence_transformers.models import Transformer
+    import bertopic.backend._sentencetransformers as st_back
+    st_back.StaticEmbedding = Transformer
 
 # ── regular imports and monkey-patch if you choose ───────────────────────
 from bertopic import BERTopic