Add download options for deb , rpm , and arch aur repository on the official website

[amber sluice]

im not saying to remove the app image option , just add these three option under the app image for better integration with the distribution , like the mac os one

[fervent helm]

agree but its not really required

they got flatpak version too

[amber sluice]

flatpaks are extra , not updated by lunar client

[fervent helm]

ah ye