docs(state): mark phase 7 planned

.planning/STATE.md

@@ -2,13 +2,14 @@
 gsd_state_version: 1.0
 milestone: v1.0
 milestone_name: milestone
-status: Executing Phase 06
-last_updated: "2026-04-16T06:58:00Z"
+status: Ready to execute
+last_updated: "2026-04-17T02:48:08.046Z"
+last_activity: 2026-04-17
 progress:
-  total_phases: 6
+  total_phases: 8
   completed_phases: 6
-  total_plans: 11
-  completed_plans: 13
+  total_plans: 12
+  completed_plans: 14
   percent: 100
 ---
 
@@ -44,7 +45,7 @@ See: .planning/PROJECT.md (updated 2026-04-07)
 ### Roadmap Evolution
 
 - Phase 6 added: 在输入框输入@时，可引用已生成文件和已上传附件
-- Phase 7 added: Phase 06 验收后补丁归档（mention/upload语义与附件预览复用）
+- Phase 7 added: 发送时拼接附件与Skill优先提示词并在消息区过滤
 
 ### Quick Tasks Completed
 
@@ -53,4 +54,4 @@ See: .planning/PROJECT.md (updated 2026-04-07)
 | 260415-owq | 归档当前git diff为Phase 06验收后补丁：检查改动、更新06-UAT/06-VERIFICATION/06-SUMMARY(必要时)与STATE，再做原子提交 | 2026-04-15 | atomic | [260415-owq-git-diff-phase-06-06-uat-06-verification](./quick/260415-owq-git-diff-phase-06-06-uat-06-verification/) |
 | 260416-koe | 归档 Phase 06 明确指代（“这张图”）语义修复到 GSD 流程（已验收，通过人工确认，免验证） | 2026-04-16 | pending | [260416-koe-phase-06](./quick/260416-koe-phase-06/) |
 
-Last activity: 2026-04-16 - Completed quick task 260416-koe: 归档 Phase 06 明确指代（“这张图”）语义修复到 GSD 流程（已验收，通过人工确认，免验证）
+Last activity: 2026-04-17