feat: Add support for Bluefin Linux

Bluefin is a Fedora Silverblue derivative that focuses on providing a polished desktop experience. This commit adds support for detecting Bluefin Linux via both os-release and lsb_release methods.

- Added Bluefin variant to Type enum\n- Added Bluefin to LSB release matcher\n- Added test case with actual os-release file\n- Updated all relevant test cases and match expressions

os_info/src/info.rs

@@ -216,6 +216,7 @@ mod tests {
             Type::Android,
             Type::Arch,
             Type::Artix,
+            Type::Bluefin,
             Type::CachyOS,
             Type::CentOS,
             Type::Debian,

os_info/src/linux/file_release.rs

@@ -99,6 +99,7 @@ static DISTRIBUTIONS: [ReleaseInfo; 6] = [
                     "arch" => Some(Type::Arch),
                     "archarm" => Some(Type::Arch),
                     "artix" => Some(Type::Artix),
+                    "bluefin" => Some(Type::Bluefin),
                     "cachyos" => Some(Type::CachyOS),
                     "centos" => Some(Type::CentOS),
                     //"clear-linux-os" => ClearLinuxOS
@@ -304,6 +305,17 @@ mod tests {
         assert_eq!(info.codename, None);
     }
 
+    #[test]
+    fn bluefin_os_release() {
+        let root = "src/linux/tests/Bluefin";
+
+        let info = retrieve(&DISTRIBUTIONS, root).unwrap();
+        assert_eq!(info.os_type(), Type::Bluefin);
+        assert_eq!(info.version, Version::Semantic(41, 0, 0));
+        assert_eq!(info.edition, None);
+        assert_eq!(info.codename, None);
+    }
+
     #[test]
     fn centos_7_os_release() {
         let root = "src/linux/tests/CentOS_7";

os_info/src/linux/lsb_release.rs

@@ -20,6 +20,7 @@ pub fn get() -> Option<Info> {
         Some("Amazon") | Some("AmazonAMI") => Type::Amazon,
         Some("Arch") => Type::Arch,
         Some("Artix") => Type::Artix,
+        Some("Bluefin") => Type::Bluefin,
         Some("cachyos") => Type::CachyOS,
         Some("CentOS") => Type::CentOS,
         Some("Debian") => Type::Debian,

os_info/src/linux/mod.rs

@@ -32,6 +32,7 @@ mod tests {
             | Type::Amazon
             | Type::Arch
             | Type::Artix
+            | Type::Bluefin
             | Type::CachyOS
             | Type::CentOS
             | Type::Debian

os_info/src/linux/tests/Bluefin/etc/os-release

@@ -0,0 +1,24 @@
+NAME="Bluefin"
+VERSION="41.20250119.1 (Silverblue)"
+RELEASE_TYPE=stable
+ID=bluefin
+ID_LIKE="fedora"
+VERSION_ID=41
+VERSION_CODENAME="Archaeopteryx"
+PLATFORM_ID="platform:f41"
+PRETTY_NAME="Bluefin (Version: 41.20250119.1 / FROM Fedora Silverblue 41)"
+ANSI_COLOR="0;38;2;60;110;180"
+LOGO=fedora-logo-icon
+CPE_NAME="cpe:/o:universal-blue:bluefin:41"
+DEFAULT_HOSTNAME="bluefin"
+HOME_URL="https://projectbluefin.io"
+DOCUMENTATION_URL="https://docs.projectbluefin.io"
+SUPPORT_URL="https://github.com/ublue-os/bluefin/issues/"
+BUG_REPORT_URL="https://github.com/ublue-os/bluefin/issues/"
+SUPPORT_END=2025-12-15
+VARIANT="Silverblue"
+VARIANT_ID=bluefin-dx
+OSTREE_VERSION='41.20250119.1'
+BUILD_ID="36c6eef"
+IMAGE_ID="bluefin-dx"
+IMAGE_VERSION="41.20250119.1"

os_info/src/os_type.rs

@@ -22,6 +22,8 @@ pub enum Type {
     Arch,
     /// Artix Linux (<https://en.wikipedia.org/wiki/Artix_Linux>).
     Artix,
+    /// Bluefin (<https://projectbluefin.io>).
+    Bluefin,
     /// CachyOS (<https://en.wikipedia.org/wiki/Arch_Linux#Derivatives>).
     CachyOS,
     /// CentOS (<https://en.wikipedia.org/wiki/CentOS>).
@@ -122,6 +124,7 @@ impl Display for Type {
             Type::AlmaLinux => write!(f, "AlmaLinux"),
             Type::Amazon => write!(f, "Amazon Linux AMI"),
             Type::Arch => write!(f, "Arch Linux"),
+            Type::Bluefin => write!(f, "Bluefin"),
             Type::CachyOS => write!(f, "CachyOS Linux"),
             Type::Artix => write!(f, "Artix Linux"),
             Type::DragonFly => write!(f, "DragonFly BSD"),
@@ -169,6 +172,7 @@ mod tests {
             (Type::Android, "Android"),
             (Type::Arch, "Arch Linux"),
             (Type::Artix, "Artix Linux"),
+            (Type::Bluefin, "Bluefin"),
             (Type::CachyOS, "CachyOS Linux"),
             (Type::CentOS, "CentOS"),
             (Type::Debian, "Debian"),