i installed wine on my ubuntu 22.04, i later decided to unistall it first by deleting the .wine file and running
sudo apt-get remove wine* --purge
after that whenever i tried running
sudo apt update
i receive this error
Hit:1 http://ng.archive.ubuntu.com/ubuntu jammy InRelease
Hit:2 http://ng.archive.ubuntu.com/ubuntu jammy-updates InRelease
Hit:3 http://security.ubuntu.com/ubuntu jammy-security InRelease
Hit:4 http://ng.archive.ubuntu.com/ubuntu jammy-backports InRelease
Hit:5 https://dl.google.com/linux/chrome/deb stable InRelease
Get:6 https://dl.winehq.org/wine-builds/ubuntu jammy InRelease [8,041 B]
Hit:7 https://ftp.postgresql.org/pub/pgadmin/pgadmin4/apt/jammy pgadmin4 InRelease
Err:6 https://dl.winehq.org/wine-builds/ubuntu jammy InRelease
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 76F1A20FF987672F
Hit:8 https://deb.nodesource.com/node_18.x jammy InRelease
Reading package lists... Done
W: GPG error: https://dl.winehq.org/wine-builds/ubuntu jammy InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 76F1A20FF987672F
E: The repository 'https://dl.winehq.org/wine-builds/ubuntu jammy InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
i need some help
