From 5f3b684055959cc0e0b6dc3641dda08ec9f8d111 Mon Sep 17 00:00:00 2001
From: ASVLCII <308706627+ASVLCII@users.noreply.github.com>
Date: Fri, 11 Sep 2026 18:08:38 +0700
Subject: [PATCH] install: Clarify systemd-boot backend error

Selecting systemd-boot with the ostree backend currently reports that
bootupd is required without explaining the supported configuration.
Point users to the composefs backend while preserving the existing
GrubCC error.

Closes: #2093

Generated-by: AI
---
 crates/lib/src/install.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/crates/lib/src/install.rs b/crates/lib/src/install.rs
index c82d857f7..45ce53c32 100644
--- a/crates/lib/src/install.rs
+++ b/crates/lib/src/install.rs
@@ -1882,7 +1882,12 @@ async fn install_with_sysroot(
                     Some(bind_boot_path.as_path()),
                 )?;
             }
-            Bootloader::Systemd | Bootloader::GrubCC => {
+            Bootloader::Systemd => {
+                anyhow::bail!(
+                    "systemd-boot is not supported with the ostree backend; use --composefs-backend to enable systemd-boot"
+                );
+            }
+            Bootloader::GrubCC => {
                 anyhow::bail!("bootupd is required for ostree-based installs");
             }
             Bootloader::None => {