Merge branch 'dev-0.2.1' into dev-0.2

# Conflicts:
#	generated/prisma/internal/class.ts
#	generated/prisma/internal/prismaNamespace.ts
#	generated/prisma/internal/prismaNamespaceBrowser.ts
#	generated/prisma/models/BoardColumn.ts
#	generated/prisma/models/Project.ts
#	generated/prisma/models/ProjectMember.ts
#	generated/prisma/models/Task.ts
#	generated/prisma/models/TaskMember.ts
#	generated/prisma/models/TaskTag.ts
#	generated/prisma/models/User.ts
#	server/routes/projects.js
#	server/routes/tasks.js
#	src/api/task.js

server/routes/projects.js

@@ -3,6 +3,7 @@ import { Router } from 'express'
 import { prisma } from '../db.js'
 import { authRequired } from '../middleware.js'
 import { loadProjectForUser, loadColumns, loadMemberIds } from '../task-domain/access.js'
+import { genUuid, withUuid, normProjectCode, allocProjectCode } from '../task-domain/identity.js'
 
 const router = Router()
 router.use(authRequired)
@@ -21,7 +22,7 @@ const MAX_NAME = 20
 /** 建 4 个默认列 */
 async function createDefaultColumns(projectId) {
   await prisma.boardColumn.createMany({
-    data: DEFAULT_COLUMNS.map((c) => ({ ...c, projectId, retention: 'forever' })),
+    data: withUuid(DEFAULT_COLUMNS.map((c) => ({ ...c, projectId, retention: 'forever' }))),
   })
 }
 
@@ -32,7 +33,14 @@ export async function ensurePersonalProject(userId) {
   const user = await prisma.user.findUnique({ where: { id: userId }, select: { name: true } })
   const name = `${user?.name || '我'}的任务`
   const project = await prisma.project.create({
-    data: { name, ownerId: userId, isPersonal: true, members: { create: { userId } } },
+    data: {
+      name,
+      ownerId: userId,
+      isPersonal: true,
+      uuid: genUuid(),
+      code: await allocProjectCode(name),
+      members: { create: { uuid: genUuid(), userId } },
+    },
   })
   await createDefaultColumns(project.id)
   return project
@@ -58,6 +66,8 @@ export function normTaskKinds(v) {
 function projectSummary(p) {
   return {
     id: p.id,
+    uuid: p.uuid,
+    code: p.code,
     name: p.name,
     ownerId: p.ownerId,
     isPersonal: p.isPersonal,
@@ -96,8 +106,27 @@ router.post('/', async (req, res, next) => {
     if (!name) return res.status(400).json({ error: '项目名称不能为空' })
     if (name.length > MAX_NAME) return res.status(400).json({ error: `项目名称不能超过 ${MAX_NAME} 字` })
 
+    // 项目短编号: 可由客户端自拟 (2~8 位字母数字, 全局唯一), 未提供时按名称自动分配
+    let code
+    const rawCode = req.body?.code
+    if (rawCode !== undefined && rawCode !== null && String(rawCode).trim() !== '') {
+      code = normProjectCode(rawCode)
+      if (!code) return res.status(400).json({ error: '项目编号须为 2~8 位字母数字' })
+      const dup = await prisma.project.findUnique({ where: { code } })
+      if (dup) return res.status(409).json({ error: `项目编号 ${code} 已被占用` })
+    } else {
+      code = await allocProjectCode(name)
+    }
+
     const project = await prisma.project.create({
-      data: { name, ownerId: userId, isPersonal: false, members: { create: { userId } } },
+      data: {
+        name,
+        ownerId: userId,
+        isPersonal: false,
+        uuid: genUuid(),
+        code,
+        members: { create: { uuid: genUuid(), userId } },
+      },
     })
     await createDefaultColumns(project.id)
     const full = await prisma.project.findUnique({
@@ -139,7 +168,7 @@ router.put('/:id', async (req, res, next) => {
     const userId = req.user.sub
     const project = await loadProjectForUser(req.params.id, userId)
     if (!project) return res.status(404).json({ error: '项目不存在或无权限' })
-    const { name, archived, notes, taskKinds, icon, autoArchive } = req.body || {}
+    const { name, archived, notes, taskKinds, icon, autoArchive, code } = req.body || {}
     const data = {}
     if (name !== undefined) {
       const t = String(name).trim()
@@ -147,6 +176,16 @@ router.put('/:id', async (req, res, next) => {
       if (t.length > MAX_NAME) return res.status(400).json({ error: `项目名称不能超过 ${MAX_NAME} 字` })
       data.name = t
     }
+    // 项目短编号: 可修改 (2~8 位字母数字, 全局唯一)
+    if (code !== undefined) {
+      const c = normProjectCode(code)
+      if (!c) return res.status(400).json({ error: '项目编号须为 2~8 位字母数字' })
+      if (c !== project.code) {
+        const dup = await prisma.project.findUnique({ where: { code: c } })
+        if (dup) return res.status(409).json({ error: `项目编号 ${c} 已被占用` })
+        data.code = c
+      }
+    }
     // 任务类型标签: 整体替换; 空数组回落默认
     if (taskKinds !== undefined) {
       if (!Array.isArray(taskKinds)) return res.status(400).json({ error: '任务类型格式非法' })
@@ -215,7 +254,7 @@ router.post('/:id/members', async (req, res, next) => {
     })
     if (exist) return res.status(409).json({ error: '该用户已是项目成员' })
 
-    await prisma.projectMember.create({ data: { projectId: project.id, userId: target.id } })
+    await prisma.projectMember.create({ data: { uuid: genUuid(), projectId: project.id, userId: target.id } })
     res.json({ ok: true, member: { userId: target.id, name: target.name } })
   } catch (e) { next(e) }
 })