[Unit]
Description=Start weechat in detached tmux session

[Service]
Type=forking
Restart=on-failure
ExecStart=/usr/bin/tmux -f %h/.config/tmux.conf new-session -s weechat -d weechat
ExecStop=/usr/bin/tmux kill-session -t weechat

[Install]
WantedBy=default.target