bootctl: add page (#5418)

pages/common/bootctl.md

@@ -0,0 +1,28 @@
+# bootctl
+
+> Control EFI firmware boot settings and manage boot loader.
+> More information: <https://man.archlinux.org/man/bootctl.1>.
+
+- Show information about the system firmware and the bootloaders:
+
+`sudo bootctl status`
+
+- Set a flag to boot into the system firmware on the next boot (similar to `sudo systemctl reboot --firmware-setup`):
+
+`sudo bootctl reboot-to-firmware true`
+
+- Specify the path to the EFI system partition (defaults to `/efi/`, `/boot/` or `/boot/efi`):
+
+`sudo bootctl --esp-path={{/path/to/efi_system_partition/}}`
+
+- Show all available bootloader entries:
+
+`sudo bootctl list`
+
+- Install `systemd-boot` into the EFI system partition:
+
+`sudo bootctl install`
+
+- Remove all installed versions of `systemd-boot` from the EFI system partition:
+
+`sudo bootctl remove`