✨ feat(vscode): state JSON 新增 handoffAttachmentId/handoffFrom，Issue 透出 assignees

Claude-Session: https://claude.ai/code/session_011cEyL6k351U2BzX1Qmygph

vscode/src/panel/KanbanPanel.ts

@@ -13,6 +13,7 @@ import { randomBytes } from 'node:crypto'
 import * as fs from 'node:fs'
 import * as path from 'node:path'
 import { env, TabInputTerminal, ThemeColor, Uri, ViewColumn, window, workspace } from 'vscode'
+import { loginForToken } from '../auth/identity'
 import { deleteToken, getToken } from '../auth/secrets'
 import { detectRepo } from '../git/remote'
 import {
@@ -882,12 +883,14 @@ export class KanbanWebviewPanel {
         issues.map(i => [i.number, { source: i.source ?? 'gitea', externalId: i.externalId }] as const),
       )
       const ytSettings = getSettings(this.context)
+      const me = await loginForToken(host, token)
       this.postMessage({
         type: 'issues/update',
         issues,
         scope,
         globalAutoReview: ytSettings.autoReview,
         youtrackConfigured: ytSettings.youtrackBaseUrl.trim() !== '' && ytSettings.youtrackProjectShortName.trim() !== '',
+        me,
       })
       // Re-publish the cached git state so a slow webview boot (or a
       // refresh after git events already fired) still picks up the latest