feat: ship v0.6.0 with cockpit, knowledge base, and chapter bridge

Deliver P5 writer workflow: writing cockpit, manual knowledge CRUD with review, chapter bridge with optional AI, publish status, and stock buffer reminders.

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/main/knowledge.repo.test.ts

@@ -0,0 +1,24 @@
+import { describe, it, expect, afterEach } from 'vitest'
+import { DatabaseSync } from 'node:sqlite'
+import { migrate } from '../../src/main/db/migrate'
+import { KnowledgeRepository } from '../../src/main/db/repositories/knowledge.repo'
+import type { SqliteDb } from '../../src/main/db/types'
+
+describe('KnowledgeRepository', () => {
+  let db: SqliteDb
+  afterEach(() => db?.close())
+
+  it('UT-KNOW-01: CRUD and approve updates status', () => {
+    db = new DatabaseSync(':memory:')
+    migrate(db)
+    const repo = new KnowledgeRepository(db)
+    const entry = repo.create({
+      type: 'foreshadow',
+      title: '测灵石异常',
+      foreshadowStatus: 'buried'
+    })
+    expect(entry.status).toBe('pending')
+    const approved = repo.update(entry.id, { status: 'approved' })
+    expect(approved.status).toBe('approved')
+  })
+})