Switch to docker.

docker/server/Dockerfile

@@ -2,6 +2,9 @@
 # Builder
 #
 
+FROM scratch AS private
+ADD git@code.fizz.buzz:talexander/homepage_private.git /homepage_private
+
 FROM nixos/nix:2.31.3 AS builder
 
 RUN tee -a /etc/nix/nix.conf <<EOF
@@ -15,7 +18,8 @@ RUN cp "$(nix build nixpkgs#cacert --print-out-paths)/etc/ssl/certs/ca-bundle.cr
 COPY . /tmp/build
 WORKDIR /tmp/build
 
-RUN nix build '.#docker_env'
+COPY --link --from=private /homepage_private /private
+RUN nix build --override-input homepage_private /private '.#docker_env'
 
 # Export the built closure to a folder
 RUN mkdir /tmp/nix-store-closure
@@ -41,6 +45,7 @@ COPY --from=builder /tmp/ca-bundle.crt /etc/ssl/certs/ca-bundle.crt
 COPY --from=builder /tmp/nix-store-closure /nix/store
 COPY --from=builder /tmp/build/result /app
 COPY --from=builder /tmp/sh /bin/sh
+
 EXPOSE 8080
 #RUN addgroup web && adduser -D -G web web
 #&& install -d -D -o web -g web -m 700 /srv/http/public