logind+sleep: track lid hibernate config; deploy via install.sh

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

install.sh

@@ -67,4 +67,8 @@ echo "==> Deploying greetd config"
 sudo cp "$(pwd)/greetd/config.toml" /etc/greetd/config.toml
 sudo cp "$(pwd)/greetd/regreet.toml" /etc/greetd/regreet.toml
 
+echo "==> Deploying suspend/hibernate config"
+sudo install -Dm644 "$(pwd)/logind/lid.conf" /etc/systemd/logind.conf.d/lid.conf
+sudo install -Dm644 "$(pwd)/sleep/hibernate-delay.conf" /etc/systemd/sleep.conf.d/hibernate-delay.conf
+
 echo "==> Done. Start Niri with: niri-session"

logind/lid.conf

@@ -0,0 +1,4 @@
+[Login]
+HandleLidSwitch=suspend-then-hibernate
+HandleLidSwitchExternalPower=suspend-then-hibernate
+HandleLidSwitchDocked=ignore

sleep/hibernate-delay.conf

@@ -0,0 +1,2 @@
+[Sleep]
+HibernateDelaySec=30min