fix: resolve remaining clippy warnings

- cortex-otel: collapse nested if let statements using let..&& pattern
- cortex-plugins: fix deprecated HookPriority::HIGH, add #[allow(dead_code)] for unused fields
- cortex-app-server: apply formatting from cargo fmt

Author: echobt

src/cortex-app-server/src/api/git.rs

@@ -428,11 +428,8 @@ fn parse_blame(blame: &str) -> Vec<serde_json::Value> {
             if let Some(stripped) = line.strip_prefix("author ") {
                 commit["author"] = serde_json::json!(stripped.to_string());
             } else if let Some(stripped) = line.strip_prefix("author-mail ") {
-                commit["email"] = serde_json::json!(
-                    stripped
-                        .trim_matches(|c| c == '<' || c == '>')
-                        .to_string()
-                );
+                commit["email"] =
+                    serde_json::json!(stripped.trim_matches(|c| c == '<' || c == '>').to_string());
             } else if let Some(stripped) = line.strip_prefix("author-time ") {
                 if let Ok(timestamp) = stripped.parse::<i64>() {
                     commit["date"] = serde_json::json!(

src/cortex-otel/src/otel_provider.rs

@@ -92,10 +92,10 @@ impl OtelProvider {
 
         impl<'a> opentelemetry::propagation::Injector for HeaderCarrier<'a> {
             fn set(&mut self, key: &str, value: String) {
-                if let Ok(name) = reqwest::header::HeaderName::from_bytes(key.as_bytes()) {
-                    if let Ok(val) = reqwest::header::HeaderValue::from_str(&value) {
-                        self.0.insert(name, val);
-                    }
+                if let Ok(name) = reqwest::header::HeaderName::from_bytes(key.as_bytes())
+                    && let Ok(val) = reqwest::header::HeaderValue::from_str(&value)
+                {
+                    self.0.insert(name, val);
                 }
             }
         }

src/cortex-plugins/src/hooks/mod.rs

@@ -282,7 +282,7 @@ mod tests {
             priority: HookPriority::LOW,
         });
         let hook_high = Arc::new(TestBeforeHook {
-            priority: HookPriority::HIGH,
+            priority: HookPriority::PLUGIN_HIGH,
         });
         let hook_normal = Arc::new(TestBeforeHook {
             priority: HookPriority::NORMAL,
@@ -301,7 +301,7 @@ mod tests {
 
         // Check ordering
         let hooks = registry.tool_execute_before.read().await;
-        assert_eq!(hooks[0].priority, HookPriority::HIGH);
+        assert_eq!(hooks[0].priority, HookPriority::PLUGIN_HIGH);
         assert_eq!(hooks[1].priority, HookPriority::NORMAL);
         assert_eq!(hooks[2].priority, HookPriority::LOW);
     }

src/cortex-plugins/src/hooks/registry.rs

@@ -57,41 +57,47 @@ pub(crate) struct RegisteredPermissionHook {
 }
 
 /// Registered hook with metadata for ui.render hook type.
+#[allow(dead_code)]
 pub(crate) struct RegisteredUiRenderHook {
     pub plugin_id: String,
     pub hook: Arc<dyn UiRenderHook>,
     pub priority: HookPriority,
 }
 
 /// Registered hook for widget registration.
+#[allow(dead_code)]
 pub(crate) struct RegisteredWidgetRegisterHook {
     pub plugin_id: String,
     pub hook: Arc<dyn WidgetRegisterHook>,
     pub priority: HookPriority,
 }
 
 /// Registered hook for key binding registration.
+#[allow(dead_code)]
 pub(crate) struct RegisteredKeyBindingHook {
     pub plugin_id: String,
     pub hook: Arc<dyn KeyBindingHook>,
     pub priority: HookPriority,
 }
 
 /// Registered hook for theme override.
+#[allow(dead_code)]
 pub(crate) struct RegisteredThemeOverrideHook {
     pub plugin_id: String,
     pub hook: Arc<dyn ThemeOverrideHook>,
     pub priority: HookPriority,
 }
 
 /// Registered hook for layout customization.
+#[allow(dead_code)]
 pub(crate) struct RegisteredLayoutCustomizeHook {
     pub plugin_id: String,
     pub hook: Arc<dyn LayoutCustomizeHook>,
     pub priority: HookPriority,
 }
 
 /// Registered hook for modal injection.
+#[allow(dead_code)]
 pub(crate) struct RegisteredModalInjectHook {
     pub plugin_id: String,
     pub hook: Arc<dyn ModalInjectHook>,

src/cortex-plugins/src/runtime.rs

@@ -28,6 +28,7 @@ const DEFAULT_FUEL_LIMIT: u64 = 10_000_000;
 const MAX_MEMORY_SIZE: usize = 16 * 1024 * 1024;
 
 /// Maximum number of memory pages (256 pages = 16MB, each page is 64KB).
+#[allow(dead_code)]
 const MAX_MEMORY_PAGES: u64 = 256;
 
 /// Maximum number of table elements.