fix: wait for session idle after abort

src/chat/sessionBridge.ts

@@ -63,6 +63,16 @@ export class ChatSessionBridge {
       try {
         // 只有 opencode 侧 session 仍存在时，才复用本地映射。
         await this.runtime.getSession(current.sessionId);
+        await this.runtime.waitForSessionIdle(current.sessionId).catch((error) => {
+          logger.warn(
+            {
+              clientSessionId: requestContext.clientSessionId,
+              sessionId: current.sessionId,
+              err: error,
+            },
+            "failed while waiting for reused opencode session to become idle",
+          );
+        });
         return { binding: current, requestContext, created: false };
       } catch (error) {
         logger.warn(
@@ -161,6 +171,12 @@ export class ChatSessionBridge {
       traceId: requestContext.traceId,
     });
     await this.runtime.abortSession(binding.sessionId);
+    await this.runtime.waitForSessionIdle(binding.sessionId).catch((error) => {
+      logger.warn(
+        { clientSessionId, sessionId: binding.sessionId, err: error },
+        "failed while waiting for aborted opencode session to become idle",
+      );
+    });
     return binding;
   }