change the way in which the .deb packages are built

The build environment must be based on bullseye. This is achieved by
using a docker container to build the .deb packages

Dockerfile

@@ -0,0 +1,7 @@
+FROM rust:slim-bullseye
+
+RUN cargo install cargo-deb
+RUN apt-get update
+RUN apt-get install -y libsqlite3-dev libclang-dev
+RUN mkdir -p /innernet
+WORKDIR /innernet

build-binaries.sh

@@ -1,18 +0,0 @@
-#!/usr/bin/env bash
-
-# Go to innernet-src submodule
-cd innernet-src || exit
-
-# Checkout correct version
-git checkout "${INNERNET_VERSION}"
-
-# Build binaries
-cargo build --release --bin innernet
-cargo build --release --bin innernet-server
-
-# Copy binaries to Ansible roles
-mkdir -p ./roles/server/files && \
-    cp target/release/innernet ../roles/server/files/innernet-server
-
-mkdir -p ./roles/client/files && \
-    cp target/release/innernet ../roles/client/files/innernet

build-debs.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+
+# build needed Docker container
+docker build . -t rust-deb:bullseye
+
+# Go to innernet-src submodule
+cd innernet-src || exit
+
+INNERNET_VERSION="${INNERNET_VERSION:-1.5.1}"
+
+# Checkout correct version
+git checkout "v${INNERNET_VERSION}"
+
+# Build binaries
+echo "Building binaries"
+docker run --rm -v $PWD:/innernet rust-deb:bullseye cargo deb -p client
+docker run --rm -v $PWD:/innernet rust-deb:bullseye cargo deb -p server
+
+# Copy binaries to Ansible roles
+echo "Copying binaries"
+mkdir -p ./roles/server/files && \
+    cp target/debian/innernet-server_"$INNERNET_VERSION"_amd64.deb ../roles/server/files/innernet-server.deb
+
+mkdir -p ./roles/client/files && \
+    cp target/debian/innernet_"$INNERNET_VERSION"_amd64.deb ../roles/client/files/innernet.deb