Playing with bd-j on macos bigsur on m1

gistfile1.txt

references https://hdcookbook.jovial.com/
the github project was updated for m1 last year:
https://github.com/zathras/java.net
1) You will need ant and java sdk
for java this is using 1.8, it is old stuff and the author update to build all fine on m1 so
java download zulu openjdk sdk 1.8.0_302 select 8u302b08 Azul Zulu: 8.56.0.23 form macos arm64 from:
https://www.azul.com/downloads/?version=java-8-lts&os=macos&architecture=arm-64-bit&package=jdk&show-old-builds=true
ant get the 1.10.12 version from:
https://ant.apache.org/bindownload.cgi
2)i choose the tar.gz option to place all in my custom directories, you can use a script like
cat pathtojava.sh
PATH=/usr/local/prosperodev/git/bdj/zulu8.56.0.23-ca-jdk8.0.302-macosx_aarch64/bin:/usr/local/prosperodev/git/bdj/apache-ant-1.10.12/bin:$PATH;export PATH
3)get github repository
git clone https://github.com/zathras/java.net
4)build
asure first java and ant in the path 
. ./pathtojava.sh
java -version
openjdk version "1.8.0_302"
OpenJDK Runtime Environment (Zulu 8.56.0.23-CA-macos-aarch64) (build 1.8.0_302-b08)
OpenJDK 64-Bit Server VM (Zulu 8.56.0.23-CA-macos-aarch64) (build 25.302-b08, mixed mode)
ant -version
Apache Ant(TM) version 1.10.12 compiled on October 13 2021
cd java.net
cd hdcookbook
ant
5)get non java content for bd
get https://github.com/zathras/java.net/releases/download/1.0.1/hdcookbook_disc_image_without_java.zip
6)mix with java content build
bundle:
      [zip] Building zip: /usr/local/prosperodev/git/bdj/java.net/hdcookbook/xlets/hdcookbook_discimage/HDCookbookDiscImage.zip
     [echo]
     [echo] IMPORTANT:  To make a working disc image, unzip HDCookbookDiscImage.zip
     [echo]     over a directory with the contents of
     [echo]     https://github.com/zathras/java.net/releases/download/1.0.1/hdcookbook_disc_image_without_java.zip
7)burn udf 2.5 on mac
http://oliverlietz.github.io/bd-j/writing.html