Cannot install postgresql-15-citus-columnar_11.1-1-UBUNTU2004_amd64.deb on Ubuntu 24.04

[evel0308]

Tried the following but still cannot install columnar on Ubuntu 24.04
Anyone have some ideas?

sudo wget https://github.com/rbernierZulu/columnar-tables-extension/blob/main/postgresql-15-citus-columnar_11.1-1-UBUNTU2004_amd64.deb
sudo apt update
sudo apt-get install ./postgresql-15-citus-columnar_11.1-1-UBUNTU2004_amd64.deb

dwh1@dwh1:~$ sudo apt-get install ./postgresql-15-citus-columnar_11.1-1-UBUNTU2004_amd64.deb
Reading package lists... Error!
E: Invalid archive signature
E: Internal error, could not locate member control.tar{.zst,.lz4,.gz,.xz,.bz2,.lzma,}
E: Could not read meta data from /home/dwh1/postgresql-15-citus-columnar_11.1-1-UBUNTU2004_amd64.deb
E: The package lists or status file could not be parsed or opened.

sudo dpkg -i /home/dwh1/postgresql-15-citus-columnar_11.1-1-UBUNTU2004_amd64.deb
dpkg-deb: error: '/home/dwh1/postgresql-15-citus-columnar_11.1-1-UBUNTU2004_amd64.deb' is not a Debian format archive
dpkg: error processing archive /home/dwh1/postgresql-15-citus-columnar_11.1-1-UBUNTU2004_amd64.deb (--install):
dpkg-deb --control subprocess returned error exit status 2
Errors were encountered while processing:
/home/dwh1/postgresql-15-citus-columnar_11.1-1-UBUNTU2004_amd64.deb