refactor: change project name

Change project name from "GNOME Rotate Wallpaper" to "Wallpaperctl".

etc/systemd/user/gnome-rotate-wallpaper.service

@@ -1,12 +0,0 @@
-[Unit]
-Description=Rotate GNOME wallpaper
-
-[Service]
-Type=oneshot
-Environment=DISPLAY=:0
-Environment=WALLPAPER_DIR=/home/%u/Pictures/wallpaper
-EnvironmentFile=-/home/%u/.config/systemd/user/gnome-rotate-wallpaper.conf
-ExecStart=/bin/bash /usr/local/bin/gnome_rotate_wallpaper
-
-[Install]
-WantedBy=default.target

etc/systemd/user/gnome-rotate-wallpaper.timer

@@ -1,10 +0,0 @@
-[Unit]
-Description=GNOME rotate wallpaper
-
-[Timer]
-OnCalendar=*:0/1
-Persistent=true
-Unit=gnome-rotate-wallpaper.service
-
-[Install]
-WantedBy=default.target

etc/systemd/user/wallpaperctl.service

@@ -0,0 +1,12 @@
+[Unit]
+Description=Wallpaperctl - Systemd GNOME wallpaper changer
+
+[Service]
+Type=oneshot
+Environment=DISPLAY=:0
+Environment=WALLPAPER_DIR=/home/%u/Pictures/wallpaper
+EnvironmentFile=-/home/%u/.config/systemd/user/wallpaperctl.conf
+ExecStart=/bin/bash /usr/local/bin/wallpaperctl
+
+[Install]
+WantedBy=default.target

etc/systemd/user/wallpaperctl.timer

@@ -0,0 +1,10 @@
+[Unit]
+Description=Wallpaperctl - Systemd GNOME wallpaper changer
+
+[Timer]
+OnCalendar=*:0/1
+Persistent=true
+Unit=wallpaperctl.service
+
+[Install]
+WantedBy=default.target

usr/local/bin/gnome_rotate_wallpaper

@@ -1,3 +0,0 @@
-#!/bin/bash
-selection=$(find $WALLPAPER_DIR -type f -name "*.jpg" -o -name "*.png" | shuf -n1)
-gsettings set org.gnome.desktop.background picture-uri "file://$selection"