continue to reduce size of the image.

Dockerfile

@@ -137,6 +137,8 @@ RUN \
   && apt install -y libzmq5 \
   && apt install -y libldap-2.5-0 \
   && apt install -y libsasl2-2 \
+  && apt install -y libnspr4 \
+  && apt install -y libnss3 \
   && apt install -y imagemagick \
   && apt install -y bash \
   && apt install -y sudo \
@@ -144,8 +146,11 @@ RUN \
 
 
 COPY --from=build /app /app
-COPY --from=build /opt /
-
+COPY --from=build /opt/calibre/bin /app/bin
+COPY --from=build /opt/calibre/lib/libcalibre-launcher.so /usr/lib/libcalibre-launcher.so
+COPY --from=build /opt/calibre/lib/libjpeg.so.8 /usr/lib/libjpeg.so.8
+COPY --from=build /opt/calibre/lib/libpython3.11.so.1.0 /usr/lib/libpython3.11.so.1.0
+COPY --from=build /opt/calibre/lib/libpoppler.so.130 /usr/lib/libpoppler.so.130
 
 USER ${PUID}:${PGID}