WIP: try to add libtensorflow_framework to build

Dockerfile

@@ -46,7 +46,7 @@ RUN wget -qO /opt/otbtf/bin/bazelisk https://github.com/bazelbuild/bazelisk/rele
  && chmod +x /opt/otbtf/bin/bazelisk \
  && ln -s /opt/otbtf/bin/bazelisk /opt/otbtf/bin/bazel
 
-ARG BZL_TARGETS="//tensorflow:libtensorflow_cc.so //tensorflow/tools/pip_package:build_pip_package"
+ARG BZL_TARGETS="//tensorflow:libtensorflow_cc.so //tensorflow/tools/pip_package:build_pip_package //tensorflow:tensorflow_framework.so"
 # "--config=opt" will enable 'march=native' (otherwise read comments about CPU compatibilty and edit CC_OPT_FLAGS in build-env-tf.sh)
 ARG BZL_CONFIGS="--config=nogcp --config=noaws --config=nohdfs --config=opt"
 # "--compilation_mode opt" is already enabled by default (see tf repo .bazelrc and configure.py)
@@ -71,13 +71,14 @@ RUN git clone --single-branch -b $TF https://github.com/tensorflow/tensorflow.gi
  && pip3 install --no-cache-dir --prefix=/opt/otbtf /tmp/tensorflow_pkg/tensorflow*.whl \
  && ln -s /opt/otbtf/lib/python3.* /opt/otbtf/lib/python3 \
  && cp -P bazel-bin/tensorflow/libtensorflow_cc.so* /opt/otbtf/lib/ \
+ && cp -P bazel-bin/tensorflow/tensorflow_framework.so* /opt/otbtf/lib/ \
  && ln -s $(find /opt/otbtf -type d -wholename "*/site-packages/tensorflow/include") /opt/otbtf/include/tf \
  # The only missing header in the wheel
  && cp tensorflow/cc/saved_model/tag_constants.h /opt/otbtf/include/tf/tensorflow/cc/saved_model/ \
  # Symlink external libs (required for MKL - libiomp5)
  && for f in $(find -L /opt/otbtf/include/tf -wholename "*/external/*/*.so"); do ln -s $f /opt/otbtf/lib/; done \
  # Compress and save TF binaries
- && ( ! $ZIP_TF_BIN || zip -9 -j --symlinks /opt/otbtf/tf-$TF.zip tensorflow/cc/saved_model/tag_constants.h bazel-bin/tensorflow/libtensorflow_cc.so* /tmp/tensorflow_pkg/tensorflow*.whl ) \
+ && ( ! $ZIP_TF_BIN || zip -9 -j --symlinks /opt/otbtf/tf-$TF.zip tensorflow/cc/saved_model/tag_constants.h bazel-bin/tensorflow/libtensorflow_cc.so* bazel-bin/tensorflow/tensorflow_framework.so* /tmp/tensorflow_pkg/tensorflow*.whl ) \
  # Cleaning
  && rm -rf bazel-* /src/tf /root/.cache/ /tmp/*