fix

Dockerfile

@@ -16,6 +16,9 @@ RUN apt-get update && apt-get install -y \
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Pre-download the embedding model during build
+RUN python -c "from langchain_community.embeddings import HuggingFaceEmbeddings; HuggingFaceEmbeddings(model_name='sentence-transformers/all-MiniLM-L6-v2')"
+
 # Copy all project files
 COPY . .