release: prepare for v0.3.31

- Update CHANGELOG with workspace refactor and clippy fix
- Fix collapsible_if lint in web browsing session manager

CHANGELOG.md

@@ -19,9 +19,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Redesigned the footer status strip with mode/model/token/cost layout, quadrant separators, and a context-usage bar.
 - Added Unicode prefix indicators (▸ You, ◆ Answer, ● System) to chat history cells for visual distinction.
 - Improved thinking token delineation with labeled delimiters in transcript rendering.
+- Refactored source code into workspace crates for better modularity and dependency management.
 
 ### Fixed
 - Fixed Plan mode ESC key dismissing the prompt without clearing `plan_prompt_pending`, which prevented the prompt from reappearing on subsequent plan completions.
+- Fixed clippy lint (collapsible_if) in web browsing session management.
 
 ## [0.3.30] - 2026-03-06
 

crates/tui/src/tools/web_run.rs

@@ -95,15 +95,14 @@ impl WebRunState {
 
     fn touch_session(&mut self, namespace: &str) {
         self.cleanup();
-        if !self.sessions.contains_key(namespace) && self.sessions.len() >= MAX_WEB_RUN_SESSIONS {
-            if let Some(oldest_namespace) = self
+        if !self.sessions.contains_key(namespace) && self.sessions.len() >= MAX_WEB_RUN_SESSIONS
+            && let Some(oldest_namespace) = self
                 .sessions
                 .iter()
                 .min_by_key(|(_, session)| session.last_access)
                 .map(|(existing_namespace, _)| existing_namespace.clone())
-            {
-                self.remove_session(&oldest_namespace);
-            }
+        {
+            self.remove_session(&oldest_namespace);
         }
 
         let session = self.sessions.entry(namespace.to_string()).or_default();