Try to build ourself

tools/flox/Dockerfile.template

@@ -18,24 +18,70 @@ ARG name
 ARG version
 RUN <<EOF
 git clone -q --config advice.detachedHead=false --depth 1 --branch "v${version}" https://github.com/flox/flox .
-curl -sSLf https://releases.nixos.org/nix/nix-2.25.2/nix-2.25.2-x86_64-linux.tar.xz \
-| tar -xJC /tmp
 EOF
+
+# Install nix
 RUN <<EOF
-/tmp/nix-2.25.2-x86_64-linux/install-multi-user
+version=2.25.2
+arch=x86_64
+curl -sSLf "https://releases.nixos.org/nix/nix-${version}/nix-${version}-${arch}-linux.tar.xz" \
+| tar -xJC /tmp
+"/tmp/nix-${version}-x86_64-linux/install-multi-user"
 EOF
-RUN <<EOF
+
+# Use nix to call just to build flox
+#RUN <<EOF
 #nix develop -L --no-update-lock-file \
 #    --extra-experimental-features nix-command \
 #    --extra-experimental-features flakes \
 #    --command \
 #        just \
 #            build-pkgdb \
 #            build-cli
-nix profile install \
-    --experimental-features "nix-command flakes" \
-    --accept-flake-config \
-    github:flox/flox/v${version}
+#EOF
+
+# Use nix without repo
+#RUN <<EOF
+#nix profile install \
+#    --experimental-features "nix-command flakes" \
+#    --accept-flake-config \
+#    github:flox/flox/v${version}
+#EOF
+
+# Build ourself
+RUN <<EOF
+apt-get install -y \
+    nlohmann-json3-dev \
+    libargparse-dev \
+    libsqlite3-dev
+
+    mkdir -p /tmp/sqlite3pp
+git clone https://github.com/aakropotkin/sqlite3pp /tmp/sqlite3pp
+cp -r /tmp/sqlite3pp/include/ /usr/
+cp /tmp/sqlite3pp/lib/pkgconfig/sqlite3pp.pc.in /usr/share/pkgconfig/sqlite3pp.pc
+sed -E 's|@PREFIX@|/usr|' /usr/share/pkgconfig/sqlite3pp.pc
+
+cd pkgdb
+export CXX=gcc
+make pkgdb
+EOF
+
+RUN <<EOF
+cd cli
+export CARGO_HOME=/usr/local/cargo
+export RUSTUP_HOME=/usr/local/rustup
+export RUSTFLAGS='-C target-feature=+crt-static'
+
+NIX_BIN="${nix}/bin/nix"
+BUILDENV_NIX="${flox-buildenv}/lib/buildenv.nix"
+PKGDB_BIN="${flox-pkgdb}/bin/pkgdb"
+FLOX_BIN="${flox-cli}/bin/flox"
+WATCHDOG_BIN="${flox-watchdog}/libexec/flox-watchdog"
+PROCESS_COMPOSE_BIN="${process-compose}/bin/process-compose"
+FLOX_VERSION="${version}"
+
+cargo build --release --target "${arch}-unknown-linux-gnu"
+cp "target/${arch}-unknown-linux-gnu/release/foo" "${prefix}/bin/"
 EOF
 
 # completion