chore: remove rust toolchain, add mdbook, nu binaries

src/Dockerfile

@@ -22,7 +22,8 @@ RUN         curl -L --silent -o webhook.tar.gz https://github.com/adnanh/webhook
   rm -rf /go
 
 #FROM docker.io/alpine:edge
-FROM docker.io/rust:bookworm
+#FROM docker.io/rust:bookworm
+FROM docker.io/debian:bookworm-slim
 
 ENV RESTIC_VERSION=0.17.1
 ENV RESTIC_ARCH=linux_amd64
@@ -54,11 +55,11 @@ RUN set -eux; \
   zlib1g \
   gnupg \
   wget \
-#  python3 \
-  python3-pip \
-  python3-jinja2 \
+#  python3-pip \
+#  python3-jinja2 \
 #  python3-s3cmd \
-  pipx; \
+#  pipx \
+  ; \
   update-ca-certificates; \
 #  python3 -m ensurepip; \
 #  rm -r /usr/lib/python*/ensurepip; \
@@ -77,6 +78,7 @@ RUN set -eux; \
   rm -f /tmp/restic*;
 
 COPY        --from=build /usr/local/bin/webhook /usr/local/bin/webhook
+COPY        bin/* /usr/local/bin
 WORKDIR     /etc/webhook
 VOLUME      ["/etc/webhook"]
 EXPOSE      9000