Add E2 SM in the target dockerfiles to use e2 agent in container deployment

- Update builder dockerfiles to build Flexric for E2 SM
- Update target dockerfiles to copy E2 SM

docker/Dockerfile.build.ubuntu22

@@ -28,6 +28,9 @@
 FROM ran-base:latest AS ran-build
 ARG BUILD_OPTION
 
+ARG E2AP_VERSION=E2AP_V3
+ARG KPM_VERSION=KPM_V3_00
+
 RUN rm -Rf /oai-ran
 WORKDIR /oai-ran
 COPY . .
@@ -40,7 +43,7 @@ RUN /bin/sh oaienv && \
       --eNB --gNB --RU --UE --nrUE \
       --build-lib "telnetsrv enbscope uescope nrscope" \
       -w USRP -t Ethernet \
-      --build-e2 --cmake-opt -DXAPP_MULTILANGUAGE=OFF \
+      --build-e2 --cmake-opt -DXAPP_MULTILANGUAGE=OFF --cmake-opt -DKPM_VERSION=$KPM_VERSION --cmake-opt -DE2AP_VERSION=$E2AP_VERSION \
       --noavx512 \
       --cmake-opt -DCMAKE_C_FLAGS="-Werror" --cmake-opt -DCMAKE_CXX_FLAGS="-Werror" $BUILD_OPTION && \
     # Mainly to see if the sanitize option was perfectly executed
@@ -48,3 +51,15 @@ RUN /bin/sh oaienv && \
     ldd ran_build/build/*softmodem* ran_build/build/nr-cuup ran_build/build/oairu && \
     echo "---- ldd on shared libraries ----" && \
     ldd ran_build/build/*.so
+
+## Build FlexRIC for SM Models
+RUN mkdir -p openair2/E2AP/flexric/build && \
+    cd openair2/E2AP/flexric/build && \
+    cmake -GNinja -DCMAKE_BUILD_TYPE=Release \
+          -DXAPP_MULTILANGUAGE=OFF \
+          -DKPM_VERSION=$KPM_VERSION \
+          -DE2AP_VERSION=$E2AP_VERSION \
+          -DCMAKE_C_COMPILER=gcc-12 \
+          -DCMAKE_CXX_COMPILER=g++-12 .. && \
+    ninja && \
+    ninja install