From 16b4a56ee8558493ca0b94979a2116148ddf6423 Mon Sep 17 00:00:00 2001
From: JianFeeeee <root@qq.com>
Date: Tue, 25 Aug 2026 13:54:25 +0800
Subject: [PATCH] =?UTF-8?q?feat(sdk):=20=E8=A1=A5=E9=BD=90=E6=B5=81?=
 =?UTF-8?q?=E5=BC=8F=E5=A2=9E=E9=87=8F=E4=BA=8B=E4=BB=B6=E5=B8=B8=E9=87=8F?=
 =?UTF-8?q?=20EventReasoningDelta/EventContentDelta?=
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外置 SDK 缺失流式 delta 事件常量——外部插件无法订阅 token 级增量。
- 常量值与内核 internal/events/bus.go 完全对齐
- 向后兼容：旧插件不订阅即无影响；聚合事件仍照常发布
---
 sdk/plugin.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sdk/plugin.go b/sdk/plugin.go
index f3cb0b1..4bc7fca 100644
--- a/sdk/plugin.go
+++ b/sdk/plugin.go
@@ -127,6 +127,11 @@ const (
 	EventReasoning     EventType = "reasoning"
 	EventStage         EventType = "stage"
 	EventSystem        EventType = "system"
+
+	// 流式增量事件（token 级）：核心 process() 流式化后每收到一个增量块发布。
+	// 客户端可选订做真逐 token 渲染；聚合事件仍照常发布，旧订阅者不受影响。
+	EventReasoningDelta EventType = "reasoning_delta"
+	EventContentDelta   EventType = "content_delta"
 )
 
 // Event represents a system event published by the kernel.