Update app.py

app.py

@@ -13,6 +13,7 @@ class TextPairRequest(BaseModel):
 @app.post("/get_sim_text")
 def get_sim_text_endpoint(request: TextPairRequest):
     try:
+        similarity_model.load_model()  # ensure model is loaded
         claim_embedding = similarity_model.model.encode(
             request.claim,
             convert_to_tensor=True,