feat: add emacs.service for Emacs server

emacs/emacs.service

@@ -0,0 +1,18 @@
+# Emacs server unit service for systemd (start emacs as a server)
+# This file is meant to be placed into your .config/systemd/user/ folder
+# and started + enabled with systemctl enable emacs --user --now
+# It is advised to add an alias for emacs to run it as client
+# ex. for the terminal version: alias emacs='emacsclient -t'
+[Unit]
+Description=Emacs text editor
+Documentation=info:emacs man:emacs(1) https://gnu.org/software/emacs/
+
+[Service]
+Type=forking
+ExecStart=/usr/bin/emacs --daemon
+ExecStop=/usr/bin/emacsclient --eval "(kill-emacs)"
+Environment=SSH_AUTH_SOCK=%t/keyring/ssh
+Restart=on-failure
+
+[Install]
+WantedBy=default.target