chore: added InstructorEmbedding package

Dockerfile

@@ -33,7 +33,7 @@ COPY --from=build-image ${MODEL} ${MODEL}
 COPY ./main.py ./
 COPY ./start_server.sh ./
 COPY ./index.html ./
-RUN pip install --no-cache-dir open-text-embeddings[server] && \
+RUN pip install --no-cache-dir open-text-embeddings[server] InstructorEmbedding && \
     chmod +x ./start_server.sh
 
 # Expose a port for the server