LEI-40: Updated routing config for serving LSMR

SAS/LSMR/docker/lsmr-testenv/lsmr_testenv_Dockerfile

@@ -61,5 +61,9 @@ ENTRYPOINT /bin/bash -c 'export VARIANT=gnucxx11_opt; \
            lsmr_testdatabase & \
            sleep 15 && \
            lsmr & \
-           cd /lofar/build/gnucxx11_opt/SAS/LSMR/frontend/frontend_poc && \
-           serve -s build -p 3000'
+           cd /lofar/build/gnucxx11_opt/installed/share/www && \
+           serve -s . -p 3000'
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+
+# It also works to serve the dev server for interactive development as such:
+# cd /lofar/build/gnucxx11_opt/SAS/LSMR/frontend/frontend_poc && \
+# npm start
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