Add a custom simple_switch_grpc Dockerfile

examples/container_migration_in_kubernetes/Containerfile.bmv2

@@ -0,0 +1,20 @@
+FROM debian:bullseye-slim
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    curl \
+    gnupg2 \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN echo "Acquire::ForceIPv4 \"true\";" > /etc/apt/apt.conf.d/99force-ipv4
+
+RUN echo 'deb http://download.opensuse.org/repositories/home:/p4lang/Debian_11/ /' > /etc/apt/sources.list.d/home:p4lang.list \
+    && curl -fsSL https://download.opensuse.org/repositories/home:p4lang/Debian_11/Release.key | gpg --dearmor -o /etc/apt/trusted.gpg.d/home_p4lang.gpg
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    p4lang-bmv2 \
+    && rm -rf /var/lib/apt/lists/*
+
+ENTRYPOINT ["simple_switch_grpc"]
+
+CMD ["--help"]