fix: 修复章节API的Next.js 16兼容性问题

- 更新chapter/[id]/route.ts使用Promise params (Next.js 16要求)
- 删除过时的app/api/db目录下的旧API文件(bookDB/userDB等不存在的导出)
- 添加部署脚本deploy-to-server.sh
- 添加章节迁移脚本migrate-chapters-to-db.ts

app/api/db/distribution/route.ts

@@ -1,96 +0,0 @@
-import { NextRequest, NextResponse } from 'next/server'
-import { distributionDB, purchaseDB } from '@/lib/db'
-
-// 获取分销数据
-export async function GET(req: NextRequest) {
-  try {
-    const { searchParams } = new URL(req.url)
-    const type = searchParams.get('type')
-    const referrerId = searchParams.get('referrer_id')
-
-    // 获取佣金记录
-    if (type === 'commissions') {
-      const commissions = await distributionDB.getAllCommissions()
-      return NextResponse.json({ success: true, commissions })
-    }
-
-    // 获取指定推荐人的绑定
-    if (referrerId) {
-      const bindings = await distributionDB.getBindingsByReferrer(referrerId)
-      return NextResponse.json({ success: true, bindings })
-    }
-
-    // 获取所有绑定关系
-    const bindings = await distributionDB.getAllBindings()
-    return NextResponse.json({ success: true, bindings })
-  } catch (error: any) {
-    console.error('Get distribution data error:', error)
-    return NextResponse.json({ 
-      success: false, 
-      error: error.message 
-    }, { status: 500 })
-  }
-}
-
-// 创建绑定或佣金记录
-export async function POST(req: NextRequest) {
-  try {
-    const body = await req.json()
-    const { type, data } = body
-
-    if (type === 'binding') {
-      const binding = await distributionDB.createBinding({
-        id: `binding_${Date.now()}`,
-        ...data,
-        bound_at: new Date().toISOString(),
-        expires_at: new Date(Date.now() + 30 * 24 * 60 * 60 * 1000).toISOString(), // 30天有效期
-        status: 'active'
-      })
-      return NextResponse.json({ success: true, binding })
-    }
-
-    if (type === 'commission') {
-      const commission = await distributionDB.createCommission({
-        id: `commission_${Date.now()}`,
-        ...data,
-        status: 'pending'
-      })
-      return NextResponse.json({ success: true, commission })
-    }
-
-    return NextResponse.json({ 
-      success: false, 
-      error: '未知操作类型' 
-    }, { status: 400 })
-  } catch (error: any) {
-    console.error('Create distribution record error:', error)
-    return NextResponse.json({ 
-      success: false, 
-      error: error.message 
-    }, { status: 500 })
-  }
-}
-
-// 更新绑定状态
-export async function PUT(req: NextRequest) {
-  try {
-    const body = await req.json()
-    const { id, status } = body
-
-    if (!id) {
-      return NextResponse.json({ 
-        success: false, 
-        error: '缺少记录ID' 
-      }, { status: 400 })
-    }
-
-    await distributionDB.updateBindingStatus(id, status)
-    return NextResponse.json({ success: true })
-  } catch (error: any) {
-    console.error('Update distribution status error:', error)
-    return NextResponse.json({ 
-      success: false, 
-      error: error.message 
-    }, { status: 500 })
-  }
-}