From 1bf9e055e0678b2b2ef512779e242b4a4a3ee24f Mon Sep 17 00:00:00 2001
From: XiuChengWu <732857315@qq.com>
Date: Tue, 31 Mar 2026 23:23:30 +0800
Subject: [PATCH] =?UTF-8?q?refactor:=20=E8=A1=A5=E5=85=A8=20Default=20trai?=
 =?UTF-8?q?t=20+=20=E7=AE=80=E5=8C=96=20Rust=202021=20=E6=83=AF=E7=94=A8?=
 =?UTF-8?q?=E5=86=99=E6=B3=95?=
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- LinuxArm64Backend: 添加 Default impl（与其他插件保持一致）
- version_manager.rs: [active, stable].into_iter() 替换 IntoIterator::into_iter()
  (Rust 2021 edition 原生支持数组 IntoIterator)
---
 src/core/version_manager.rs       | 3 ++-
 src/plugins/device/linux_arm64.rs | 6 ++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/core/version_manager.rs b/src/core/version_manager.rs
index 8d4ab2d..57d3b4d 100644
--- a/src/core/version_manager.rs
+++ b/src/core/version_manager.rs
@@ -127,7 +127,8 @@ impl VersionManager {
 
         let active = entry.map(|e| e.active_version.as_str());
         let stable = entry.and_then(|e| e.last_stable_version.as_deref());
-        let protected_count = IntoIterator::into_iter([active, stable])
+        let protected_count = [active, stable]
+            .into_iter()
             .flatten()
             .collect::<HashSet<_>>()
             .len();
diff --git a/src/plugins/device/linux_arm64.rs b/src/plugins/device/linux_arm64.rs
index 7e66b12..afcd108 100644
--- a/src/plugins/device/linux_arm64.rs
+++ b/src/plugins/device/linux_arm64.rs
@@ -24,6 +24,12 @@ pub struct LinuxArm64Backend {
     backlight_enabled: bool,
 }
 
+impl Default for LinuxArm64Backend {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl LinuxArm64Backend {
     /// 创建新的 Linux ARM64 后端实例
     pub fn new() -> Self {