ADD: switched back to bookworm base image

REASON: texlive image is not provided for ARM64
architecture

Dockerfile

@@ -1,9 +1,10 @@
-FROM registry.gitlab.com/islandoftex/images/texlive:latest
+FROM debian:bookworm
 
 #change high groups to low groups for crio/kubernetes problems
 RUN sed -i 's/65534/1000/' /etc/passwd
 
 # install additional requirements
 RUN apt-get -qy update
+RUN apt-get -qy install textlive-full biber
 RUN apt-get -qy install ca-certificates curl make git inkscape xz-utils latexmk
 RUN apt-get -qy install pdftk