style: satisfy current clippy lints

crates/cli/src/bin/codew_legacy_shim.rs

@@ -37,12 +37,12 @@ fn spawn_codewhale(args: &[String]) -> std::io::Result<std::process::ExitStatus>
     // same directory as this shim but not on PATH (#2006).
     #[cfg(windows)]
     {
-        if let Ok(exe_path) = env::current_exe() {
-            if let Some(dir) = exe_path.parent() {
-                let sibling = dir.join("codewhale.exe");
-                if sibling.is_file() {
-                    return Command::new(sibling).args(args).status();
-                }
+        if let Ok(exe_path) = env::current_exe()
+            && let Some(dir) = exe_path.parent()
+        {
+            let sibling = dir.join("codewhale.exe");
+            if sibling.is_file() {
+                return Command::new(sibling).args(args).status();
             }
         }
     }

crates/cli/src/bin/deepseek_legacy_shim.rs

@@ -44,12 +44,12 @@ fn spawn_codewhale(args: &[String]) -> std::io::Result<std::process::ExitStatus>
     // same directory as this shim but not on PATH (#2006).
     #[cfg(windows)]
     {
-        if let Ok(exe_path) = env::current_exe() {
-            if let Some(dir) = exe_path.parent() {
-                let sibling = dir.join("codewhale.exe");
-                if sibling.is_file() {
-                    return Command::new(sibling).args(args).status();
-                }
+        if let Ok(exe_path) = env::current_exe()
+            && let Some(dir) = exe_path.parent()
+        {
+            let sibling = dir.join("codewhale.exe");
+            if sibling.is_file() {
+                return Command::new(sibling).args(args).status();
             }
         }
     }

crates/tui/src/commands/config.rs

@@ -473,9 +473,9 @@ pub fn set_config_value(app: &mut App, key: &str, value: &str, persist: bool) ->
                     Err(err) => return CommandResult::error(format!("Failed to save: {err}")),
                 }
             }
-            return CommandResult::error(format!(
-                "base_url must be saved with --save; client base URL is loaded from config on startup. Restart and re-open your session after saving."
-            ));
+            return CommandResult::error(
+                "base_url must be saved with --save; client base URL is loaded from config on startup. Restart and re-open your session after saving.",
+            );
         }
         _ => {}
     }

crates/tui/src/runtime_log.rs

@@ -174,7 +174,7 @@ fn log_directory() -> Option<PathBuf> {
     {
         return resolve(userprofile);
     }
-    dirs::home_dir().and_then(|h| resolve(h))
+    dirs::home_dir().and_then(resolve)
 }
 
 fn log_file_name(date: &str, pid: u32) -> String {