feat: add early wip based podman demonstrator

examples/broker-in-podman-container/Dockerfile

@@ -0,0 +1,18 @@
+FROM rust:slim as build
+
+RUN apt-get update && apt-get install -y \
+  build-essential \
+  cmake \
+  pkg-config \
+  libclang-dev \
+  libsodium-dev
+
+WORKDIR /code
+COPY . /code
+
+RUN cargo install --path rosenpass --root / --bins \
+  && cargo install --path wireguard-broker --root / --bins
+# RUN apt-get install -y libcap2-bin \
+#   setcap CAP_NET_ADMIN=+eip "$(which rosenpass-wireguard-broker-privileged)"
+
+CMD rosenpass