feat: update empty state messages and hints in English and Chinese locales

refactor: rename variables for clarity in ReviewSessionPage and SessionsPage

fix: update version check logic in SettingsPage

chore: remove unused imports in TeamPage and session-detail components

fix: enhance error handling in MCP server

fix: apply default mode in edit-file tool handler

chore: remove tsbuildinfo file

docs: add Quick Plan & Execute phase documentation for issue discovery

chore: clean up ping output file

ccw/src/tools/edit-file.ts

@@ -570,7 +570,9 @@ interface CompactEditResult {
 
 // Handler function
 export async function handler(params: Record<string, unknown>): Promise<ToolResult<CompactEditResult>> {
-  const parsed = ParamsSchema.safeParse(params);
+  // Apply default mode before discriminatedUnion check (Zod doesn't apply defaults on discriminator)
+  const normalizedParams = params.mode === undefined ? { ...params, mode: 'update' } : params;
+  const parsed = ParamsSchema.safeParse(normalizedParams);
   if (!parsed.success) {
     return { success: false, error: `Invalid params: ${parsed.error.message}` };
   }