feat: expose --name CLI flag as session name at startup (#226)

Adds session_name to ClaudeStartOptions and passes --name to Claude Code
on initial session start, keeping tab names in sync with Claude Code.

src-tauri/src/config.rs

@@ -51,6 +51,9 @@ pub struct ClaudeStartOptions {
 
     #[serde(default)]
     pub model_overrides: Option<HashMap<String, String>>,
+
+    #[serde(default)]
+    pub session_name: Option<String>,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]

src-tauri/src/wsl_bridge.rs

@@ -287,6 +287,13 @@ impl WslBridge {
                 }
             }
 
+            // Pass session name to Claude Code if specified
+            if let Some(ref name) = options.session_name {
+                if !name.is_empty() {
+                    cmd.args(["--name", name]);
+                }
+            }
+
             // Add worktree flag if requested
             if options.use_worktree {
                 cmd.arg("--worktree");
@@ -466,6 +473,14 @@ impl WslBridge {
                 }
             }
 
+            // Pass session name to Claude Code if specified
+            if let Some(ref name) = options.session_name {
+                if !name.is_empty() {
+                    let escaped = name.replace('\'', "'\\''");
+                    claude_cmd.push_str(&format!(" --name '{}'", escaped));
+                }
+            }
+
             // Add worktree flag if requested
             if options.use_worktree {
                 claude_cmd.push_str(" --worktree");
@@ -3577,4 +3592,45 @@ mod tests {
             "Session stopped due to an unknown API error"
         );
     }
+
+    /// Build the --name argument string without executing a command (for testing)
+    #[cfg(test)]
+    fn build_session_name_arg(name: &str) -> Option<(String, String)> {
+        if name.is_empty() {
+            return None;
+        }
+        Some(("--name".to_string(), name.to_string()))
+    }
+
+    #[test]
+    fn test_e2e_session_name_passed_when_set() {
+        let name = "Sakura";
+        let result = build_session_name_arg(name);
+        assert!(result.is_some());
+        let (flag, value) = result.unwrap();
+        assert_eq!(flag, "--name");
+        assert_eq!(value, "Sakura");
+    }
+
+    #[test]
+    fn test_e2e_session_name_not_passed_when_none() {
+        let options = ClaudeStartOptions {
+            session_name: None,
+            ..Default::default()
+        };
+        // When session_name is None, no --name arg should be produced
+        let has_name = options.session_name.as_deref().map(|n| !n.is_empty()).unwrap_or(false);
+        assert!(!has_name);
+    }
+
+    #[test]
+    fn test_e2e_session_name_not_passed_when_empty() {
+        let options = ClaudeStartOptions {
+            session_name: Some(String::new()),
+            ..Default::default()
+        };
+        // When session_name is Some(""), no --name arg should be produced
+        let has_name = options.session_name.as_deref().map(|n| !n.is_empty()).unwrap_or(false);
+        assert!(!has_name);
+    }
 }

src/lib/commands/slashCommands.ts

@@ -71,6 +71,7 @@ async function changeDirectory(path: string): Promise<void> {
         enable_claudeai_mcp_servers: config.enable_claudeai_mcp_servers ?? true,
         auto_memory_directory: config.auto_memory_directory || null,
         model_overrides: config.model_overrides || null,
+        session_name: null,
       },
     });
 
@@ -152,6 +153,7 @@ async function startNewConversation(): Promise<void> {
         enable_claudeai_mcp_servers: config.enable_claudeai_mcp_servers ?? true,
         auto_memory_directory: config.auto_memory_directory || null,
         model_overrides: config.model_overrides || null,
+        session_name: null,
       },
     });
 

src/lib/components/ElicitationModal.svelte

@@ -72,6 +72,7 @@
           enable_claudeai_mcp_servers: config.enable_claudeai_mcp_servers ?? true,
           auto_memory_directory: config.auto_memory_directory || null,
           model_overrides: config.model_overrides || null,
+          session_name: null,
         },
       });
 

src/lib/components/InputBar.svelte

@@ -406,6 +406,7 @@ User: ${formattedMessage}`;
               enable_claudeai_mcp_servers: config.enable_claudeai_mcp_servers ?? true,
               auto_memory_directory: config.auto_memory_directory || null,
               model_overrides: config.model_overrides || null,
+              session_name: null,
             },
           });
 

src/lib/components/PermissionModal.svelte

@@ -93,6 +93,7 @@
           enable_claudeai_mcp_servers: config.enable_claudeai_mcp_servers ?? true,
           auto_memory_directory: config.auto_memory_directory || null,
           model_overrides: config.model_overrides || null,
+          session_name: null,
         },
       });
 

src/lib/components/StatusBar.svelte

@@ -160,6 +160,7 @@
       if (!conversationId) {
         throw new Error("No active conversation");
       }
+      const activeConversationForName = get(conversationsStore.activeConversation);
       await invoke("start_claude", {
         conversationId,
         options: {
@@ -177,6 +178,7 @@
           enable_claudeai_mcp_servers: currentConfig.enable_claudeai_mcp_servers ?? true,
           auto_memory_directory: currentConfig.auto_memory_directory || null,
           model_overrides: currentConfig.model_overrides || null,
+          session_name: activeConversationForName?.name || null,
         },
       });
 
@@ -338,6 +340,7 @@
           enable_claudeai_mcp_servers: currentConfig.enable_claudeai_mcp_servers ?? true,
           auto_memory_directory: currentConfig.auto_memory_directory || null,
           model_overrides: currentConfig.model_overrides || null,
+          session_name: null,
         },
       });
 

src/lib/components/TaskLoopPanel.svelte

@@ -222,6 +222,7 @@
           enable_claudeai_mcp_servers: cfg.enable_claudeai_mcp_servers ?? true,
           auto_memory_directory: cfg.auto_memory_directory || null,
           model_overrides: cfg.model_overrides || null,
+          session_name: null,
         },
       });
     } catch (error) {

src/lib/components/UserQuestionModal.svelte

@@ -112,6 +112,7 @@
           enable_claudeai_mcp_servers: config.enable_claudeai_mcp_servers ?? true,
           auto_memory_directory: config.auto_memory_directory || null,
           model_overrides: config.model_overrides || null,
+          session_name: null,
         },
       });