修复编译器警告并改进代码质量

src/components/footer.rs

@@ -1,8 +1,9 @@
 use dioxus::prelude::*;
 
 #[component]
+#[allow(unused_mut)]
 pub fn Footer() -> Element {
-    let visible = use_signal(|| false);
+    let mut visible = use_signal(|| false);
 
     use_effect(move || {
         #[cfg(target_arch = "wasm32")]
@@ -10,18 +11,26 @@ pub fn Footer() -> Element {
             if let Some(window) = web_sys::window() {
                 let closure = wasm_bindgen::prelude::Closure::wrap(Box::new(move || {
                     if let Some(w) = web_sys::window() {
-                        let threshold = w.inner_height().ok()
+                        let threshold = w
+                            .inner_height()
+                            .ok()
                             .and_then(|h| h.as_f64())
                             .unwrap_or(0.0);
                         let scroll_y = w.scroll_y().unwrap_or(0.0);
                         let new_visible = scroll_y > threshold;
                         visible.set(new_visible);
                     }
-                }) as Box<dyn FnMut()>);
+                })
+                    as Box<dyn FnMut()>);
 
-                let _ = window.add_event_listener_with_callback("scroll", wasm_bindgen::JsCast::unchecked_ref(closure.as_ref()));
+                let _ = window.add_event_listener_with_callback(
+                    "scroll",
+                    wasm_bindgen::JsCast::unchecked_ref(closure.as_ref()),
+                );
 
-                let threshold = window.inner_height().ok()
+                let threshold = window
+                    .inner_height()
+                    .ok()
                     .and_then(|h| h.as_f64())
                     .unwrap_or(0.0);
                 let scroll_y = window.scroll_y().unwrap_or(0.0);
@@ -75,9 +84,9 @@ fn scroll_to_top() {
     #[cfg(target_arch = "wasm32")]
     {
         if let Some(window) = web_sys::window() {
-            let mut options = web_sys::ScrollToOptions::new();
-            options.top(0.0);
-            options.behavior(web_sys::ScrollBehavior::Smooth);
+            let options = web_sys::ScrollToOptions::new();
+            options.set_top(0.0);
+            options.set_behavior(web_sys::ScrollBehavior::Smooth);
             let _ = window.scroll_to_with_scroll_to_options(&options);
 
             if let Ok(history) = window.history() {

src/pages/admin/write.rs

@@ -6,9 +6,10 @@ use wasm_bindgen::JsCast;
 use crate::components::write_skeleton::WriteSkeleton;
 
 #[component]
+#[allow(unused_mut, unused_variables)]
 pub fn Write() -> Element {
     let mut title = use_signal(|| "".to_string());
-    let content = use_signal(|| "".to_string());
+    let mut content = use_signal(|| "".to_string());
     let mut loading = use_signal(|| true);
 
     // 初始化 Tiptap 编辑器
@@ -105,11 +106,6 @@ pub fn Write() -> Element {
                             })()
                         "#).ok().and_then(|v| v.as_string()).unwrap_or_default();
                         content.set(md.clone());
-                        println!("保存文章: title={}, content_len={}", title(), md.len());
-                    }
-                    #[cfg(not(target_arch = "wasm32"))]
-                    {
-                        println!("保存文章: title={}, content_len={}", title(), content().len());
                     }
                 },
                 "保存草稿"

src/tasks/session_cleanup.rs

@@ -14,11 +14,11 @@ pub async fn run_cleanup() {
                     .execute("DELETE FROM sessions WHERE expires_at < NOW()", &[])
                     .await
                 {
-                    eprintln!("Session cleanup error: {}", e);
+                    tracing::error!("Session cleanup error: {}", e);
                 }
             }
             Err(e) => {
-                eprintln!("Failed to get DB connection for cleanup: {}", e);
+                tracing::error!("Failed to get DB connection for cleanup: {}", e);
             }
         }
     }