diff --git a/api/auth.js b/api/auth.js
new file mode 100644
index 0000000..4ed5cb5
--- /dev/null
+++ b/api/auth.js
@@ -0,0 +1,36 @@
+import { API_ROOT } from '@/config/runtime.js'
+
+function authRequest(path, data) {
+	return new Promise((resolve, reject) => {
+		uni.request({
+			url: `${API_ROOT}${path}`,
+			method: 'POST',
+			data,
+			success(response) {
+				const body = response.data || {}
+				if (String(body.code ?? response.statusCode) !== '200') {
+					const error = new Error(body.message || '认证服务请求失败')
+					error.code = body.code || response.statusCode
+					error.requestId = body.requestId || response.header?.['X-Request-Id'] || response.header?.['x-request-id']
+					error.traceId = body.traceId || response.header?.['X-Trace-Id'] || response.header?.['x-trace-id']
+					reject(error)
+					return
+				}
+				resolve(body.data)
+			},
+			fail(error) {
+				const next = new Error(error.errMsg || '网络连接失败')
+				next.network = true
+				reject(next)
+			}
+		})
+	})
+}
+
+export function login(username, password) {
+	return authRequest('/auth/login', { username, password })
+}
+
+export function refresh(refreshToken) {
+	return authRequest('/auth/refresh', { refreshToken })
+}
diff --git a/api/pda-loading.js b/api/pda-loading.js
index 76aa551..3a0ab9d 100644
--- a/api/pda-loading.js
+++ b/api/pda-loading.js
@@ -1,4 +1,5 @@
 import { session } from '@/stores/session.js'
+import { requireOnline } from '@/utils/network.js'
 
 const EVIDENCE_TYPES = Object.freeze([
   'PHOTO_STEP_1', 'PHOTO_STEP_2', 'PHOTO_STEP_3', 'PHOTO_STEP_4', 'SEAL'
@@ -19,6 +20,7 @@ const EVIDENCE_SLOTS = Object.freeze([
 // server success when any required identifier or version is absent.
 
 function request(options) {
+  requireOnline()
   const baseUrl = session.apiBase || '/api/platform/v1'
   const headers = { ...(options.header || {}) }
   if (session.token) headers.Authorization = `Bearer ${session.token}`
@@ -57,7 +59,14 @@ function idempotencyKey(operation, inboundId) {
 }
 
 function stableIdempotencyKey(operationId, suffix = '') {
-  return `pda-${operationId}${suffix ? `-${suffix}` : ''}`
+  const raw = `pda-${operationId}${suffix ? `-${suffix}` : ''}`
+  let hash = 2166136261
+  for (let index = 0; index < raw.length; index += 1) {
+    hash ^= raw.charCodeAt(index)
+    hash = Math.imul(hash, 16777619)
+  }
+  const prefix = raw.replace(/[^A-Za-z0-9._:-]/g, '-').slice(0, 96)
+  return `${prefix}-${(hash >>> 0).toString(36)}-${raw.length}`.slice(0, 128)
 }
 
 function tenantQuery(tenantId) {
@@ -67,14 +76,14 @@ function tenantQuery(tenantId) {
 }
 
 export function isRemoteReady(inboundId) {
-  return Boolean(session.token && session.tenantId && inboundId)
+  return Boolean(session.token && (session.tenantId || inboundId))
 }
 
 export function getContainerPickingTask(containerNo, warehouseId) {
   if (!containerNo) throw new Error('缺少柜次号，无法请求现场任务')
   const query = [`containerNo=${encodeURIComponent(containerNo)}`]
   if (warehouseId) query.push(`warehouseId=${encodeURIComponent(warehouseId)}`)
-  query.push(`tenantId=${encodeURIComponent(tenantQuery())}`)
+  if (session.tenantId) query.push(`tenantId=${encodeURIComponent(session.tenantId)}`)
   return request({ url: `/first-leg/pda-loading/tasks?${query.join('&')}`, method: 'GET' }).then((data) => {
     if (Array.isArray(data)) return data[0] || null
     if (data?.records) return data.records[0] || null
@@ -118,20 +127,26 @@ export function skipContainerItem(taskId, itemId, payload = {}) {
 export async function submitContainerPickingBatch(task, actions, { warehouseId, operationId } = {}) {
   if (!task?.taskId) throw new Error('缺少拣货任务标识，无法提交')
   const submitOperationId = operationId || `submit-${task.taskId}-${task.containerNo || ''}-${task.version ?? task.pickingVersion ?? ''}`
-  const results = []
-  let version = task.version ?? task.pickingVersion
-  for (const action of actions || []) {
-    const common = { warehouseId, locationIds: action.locationIds || [], version: action.version ?? version, operationId: `${submitOperationId}-${action.itemId}` }
-    let result
-    if (action.type === 'PICK') result = await pickContainerItem(task.taskId, action.itemId, { ...common, pickedPackageCount: action.pickedPackageCount })
-    else if (action.type === 'PARTIAL') result = await partialContainerItem(task.taskId, action.itemId, { ...common, finalPickedPackageCount: action.finalPickedPackageCount })
-    else if (action.type === 'SKIP') result = await skipContainerItem(task.taskId, action.itemId, { ...common, reason: action.reason })
-    if (result !== undefined) {
-      results.push(result)
-      version = result?.version ?? result?.taskVersion ?? result?.pickingVersion ?? version
-    }
-  }
-  return results
+  const expectedVersion = task.version ?? task.pickingVersion
+  if (expectedVersion == null) throw new Error('缺少拣货任务版本，无法整批提交')
+  if (!warehouseId) throw new Error('缺少作业仓库标识，无法整批提交')
+  if (!task.containerNo) throw new Error('缺少柜号，无法整批提交')
+  const items = (actions || []).map((action) => ({
+    itemId: action.itemId,
+    action: action.type,
+    pickedPackageCount: action.type === 'PICK' ? action.pickedPackageCount : null,
+    finalPickedPackageCount: action.type === 'PARTIAL' ? action.finalPickedPackageCount : null,
+    releaseMode: action.type === 'SKIP' ? null : (action.releaseMode || 'AUTO'),
+    locationIds: action.type === 'SKIP' ? [] : (action.locationIds || []),
+    version: action.version,
+    reason: action.type === 'SKIP' ? action.reason : null
+  }))
+  return request({
+    url: `/first-leg/pda-loading/tasks/${encodeURIComponent(task.taskId)}/batch`,
+    method: 'POST',
+    header: { 'Idempotency-Key': stableIdempotencyKey(submitOperationId) },
+    data: { warehouseId, containerNo: task.containerNo, expectedVersion, items }
+  })
 }
 
 export function listLoadingOrders({ page = 1, size = 50, keyword = '' } = {}) {
@@ -150,7 +165,13 @@ export function normalizePdaOrder(row = {}) {
     ...row,
     inboundId: row.inboundId ?? row.inbound?.id ?? null,
     inboundVersion: row.inboundVersion ?? row.inbound?.version ?? null,
-    pickingVersion: row.pickingVersion ?? row.loading?.pickingVersion ?? null
+    tenantId: row.tenantId ?? row.accountId ?? row.inbound?.tenantId ?? null,
+    tenantId: row.tenantId ?? row.accountId ?? row.inbound?.tenantId ?? null,
+    pickingVersion: row.pickingVersion ?? row.loading?.pickingVersion ?? null,
+    taskId: row.taskId ?? row.pdaTaskId ?? row.loadingTaskId ?? row.loading?.taskId ?? null,
+    containerNo: row.containerNo ?? row.container?.containerNo ?? row.loadingPlan?.containerNo ?? row.loading?.containerNo ?? '',
+    warehouseId: row.warehouseId ?? row.warehouse?.id ?? row.loadingPlan?.warehouseId ?? null,
+    displayNo: row.orderNo ?? row.inboundCode ?? row.order?.orderNo ?? row.id
   }
 }
 
@@ -218,6 +239,7 @@ export function voidEvidence(inboundId, evidenceId, payload = {}, tenantId) {
 
 /** Upload a local photo to the file service and return its durable fileId. */
 export function uploadEvidenceFile(inboundId, evidenceType, localPath, tenantId, onProgress) {
+  requireOnline('当前网络不可用，无法上传装柜照片')
   if (!EVIDENCE_TYPES.includes(evidenceType)) throw new Error('不支持的装柜证据类型')
   if (!localPath) throw new Error('缺少待上传的照片')
   const tenant = tenantQuery(tenantId)
diff --git a/config/runtime.js b/config/runtime.js
new file mode 100644
index 0000000..817b83b
--- /dev/null
+++ b/config/runtime.js
@@ -0,0 +1,6 @@
+const configuredApiRoot = typeof import.meta !== 'undefined'
+	? import.meta.env?.VITE_API_BASE_URL
+	: ''
+
+export const API_ROOT = String(configuredApiRoot || '/api').replace(/\/$/, '')
+export const PLATFORM_API_ROOT = `${API_ROOT}/platform/v1`
diff --git a/pages.json b/pages.json
index 54445c9..bada3f1 100644
--- a/pages.json
+++ b/pages.json
@@ -4,6 +4,7 @@
 		{ "path": "pages/home/home", "style": { "navigationStyle": "custom", "navigationBarTitleText": "仓库工作台", "backgroundColor": "#F5F7FA" } },
 		{ "path": "pages/module/module", "style": { "navigationStyle": "custom", "navigationBarTitleText": "业务模块", "backgroundColor": "#F5F7FA" } },
 		{ "path": "pages/operation/operation", "style": { "navigationStyle": "custom", "navigationBarTitleText": "现场作业", "backgroundColor": "#F5F7FA" } },
+		{ "path": "pages/tasks/tasks", "style": { "navigationStyle": "custom", "navigationBarTitleText": "拣货任务", "backgroundColor": "#F5F7FA" } },
 		{ "path": "pages/history/history", "style": { "navigationStyle": "custom", "navigationBarTitleText": "作业记录", "backgroundColor": "#F5F7FA" } },
 		{ "path": "pages/profile/profile", "style": { "navigationStyle": "custom", "navigationBarTitleText": "个人中心", "backgroundColor": "#F5F7FA" } },
 		{ "path": "pages/scanner-test/scanner-test", "style": { "navigationStyle": "custom", "navigationBarTitleText": "广播扫码测试", "backgroundColor": "#F5F7FA" } },
diff --git a/pages/home/home.vue b/pages/home/home.vue
index 05ef28b..cfcc05a 100644
--- a/pages/home/home.vue
+++ b/pages/home/home.vue
@@ -47,7 +47,7 @@
 			return true
 		},
 		methods: {
-			openOperation(operation) { if (operation.available) uni.navigateTo({ url: '/pages/picking/picking' }) }
+			openOperation(operation) { if (operation.available) uni.navigateTo({ url: operation.name === '集装箱拣货' ? '/pages/tasks/tasks' : '/pages/operation/operation' }) }
 		}
 	}
 </script>
diff --git a/pages/login/login.vue b/pages/login/login.vue
index dd5dc0f..7d5b5c6 100644
--- a/pages/login/login.vue
+++ b/pages/login/login.vue
@@ -7,32 +7,37 @@
 		<view class="login-card">
 			<view class="login-field"><text class="login-field-label">工号 / 用户名</text><input v-model="form.userId" class="login-field-input" aria-label="工号 / 用户名" placeholder="请输入工号" confirm-type="next" @focus="error = ''" /></view>
 			<view class="login-field"><text class="login-field-label">密码</text><input v-model="form.password" class="login-field-input" aria-label="密码" type="password" placeholder="请输入密码" confirm-type="done" @focus="error = ''" @confirm="login" /></view>
-			<view class="login-field"><text class="login-field-label">作业仓库</text><picker aria-label="作业仓库" :range="warehouses" :value="warehouseIndex" @change="changeWarehouse"><view class="login-field-select"><text>{{ form.warehouse }}</text><text class="select-chevron">⌄</text></view></picker></view>
 			<text v-if="error" class="login-error" role="alert">{{ error }}</text>
-			<button class="login-btn" @tap="login">登录</button>
-			<view class="login-accounts"><text class="login-accounts-title">快捷登录（演示账号）</text><view class="login-quick-btns"><button v-for="account in accounts" :key="account.id" class="login-quick-btn" @tap="enter(account)"><text class="login-quick-btn-name">{{ account.id }} {{ account.name }}</text><text class="login-quick-btn-role"> · {{ account.role }}</text></button></view></view>
+			<button class="login-btn" :disabled="submitting" @tap="login">{{ submitting ? '登录中...' : '登录' }}</button>
 		</view>
 	</view>
 </template>
 
 <script>
-	import { DEMO_ACCOUNTS, WAREHOUSES } from '@/data/demo-data.js'
-	import { session, signIn } from '@/stores/session.js'
+	import { login as loginRequest } from '@/api/auth.js'
+	import { session, restoreSession, signInWithTokens } from '@/stores/session.js'
+	import { requireOnline } from '@/utils/network.js'
 	export default {
-		data() { return { accounts: DEMO_ACCOUNTS, warehouses: WAREHOUSES, form: { userId: '', password: '', warehouse: WAREHOUSES[0] }, error: '' } },
-		computed: { warehouseIndex() { return Math.max(0, this.warehouses.indexOf(this.form.warehouse)) } },
-		onLoad() { if (session.currentUser) uni.reLaunch({ url: '/pages/home/home' }) },
+		data() { return { form: { userId: '', password: '' }, error: '', submitting: false } },
+		onLoad() { if (session.currentUser || restoreSession()) uni.reLaunch({ url: '/pages/home/home' }) },
 		methods: {
-			changeWarehouse(event) { this.form.warehouse = this.warehouses[Number(event.detail.value)] || this.warehouses[0] },
-			login() {
+			async login() {
 				const userId = this.form.userId.trim()
 				if (!userId) return void (this.error = '请输入工号')
 				if (!this.form.password) return void (this.error = '请输入密码')
-				const account = this.accounts.find((entry) => entry.id === userId)
-				if (!account || account.password !== this.form.password) return void (this.error = '工号或密码错误')
-				this.enter(account)
-			},
-			enter(account) { signIn(account, this.form.warehouse); uni.reLaunch({ url: '/pages/home/home' }) }
+				this.submitting = true
+				this.error = ''
+				try {
+					requireOnline('当前网络不可用，无法登录')
+					const tokens = await loginRequest(userId, this.form.password)
+					signInWithTokens(tokens)
+					uni.reLaunch({ url: '/pages/home/home' })
+				} catch (error) {
+					this.error = error.network ? '当前网络不可用，请联网后重试' : (error.message || '登录失败')
+				} finally {
+					this.submitting = false
+				}
+			}
 		}
 	}
 </script>
diff --git a/pages/module/module.vue b/pages/module/module.vue
index f8df248..f36d69a 100644
--- a/pages/module/module.vue
+++ b/pages/module/module.vue
@@ -22,7 +22,7 @@
 		onLoad(options) { this.moduleKey = options.key || 'outbound' },
 		onShow() { if (!requireSession()) return; this.user = session.currentUser; this.overview = getPickingOverview() },
 		methods: {
-			openOperation(operation) { if (operation.available) uni.navigateTo({ url: '/pages/picking/picking' }) }
+			openOperation(operation) { if (operation.available) uni.navigateTo({ url: operation.name === '集装箱拣货' ? '/pages/tasks/tasks' : '/pages/operation/operation' }) }
 		}
 	}
 </script>
diff --git a/pages/picking/picking.vue b/pages/picking/picking.vue
index 1b1dce3..4104dae 100644
--- a/pages/picking/picking.vue
+++ b/pages/picking/picking.vue
@@ -140,7 +140,7 @@
 					<input v-model="sealNo" class="seal-input" placeholder="输入封签号（必填）" maxlength="64" />
 					<button class="evidence-btn seal-btn" @tap="saveSealNo">保存封签</button>
 				</view>
-				<text v-if="remoteError" class="remote-error" role="alert">{{ remoteError }}</text>
+				<view v-if="remoteError" class="remote-error-row"><text class="remote-error" role="alert">{{ remoteError }}</text><button class="evidence-retry-btn" :disabled="remoteLoading" @tap="refreshTask">刷新任务</button></view>
 				<button class="loading-complete-btn" :disabled="submitting || loadingVersion === null || !completedBoxes[currentBoxIndex] || !evidenceComplete" @tap="completeLoadingTask">确认装柜完成</button>
 				<text v-if="loadingVersion === null" class="version-hint">等待统一订单详情提供装柜版本号后可提交完成</text>
 			</view>
@@ -326,6 +326,8 @@
 	import { playErrorSound, playSuccessSound } from '@/utils/audio-feedback.js'
 	import { claimContainerPickingTask, completeLoading, completePicking, EVIDENCE_SLOTS, getContainerPickingTask, getEvidence, getPickingTask, isRemoteReady, normalizePickingTask, submitContainerPickingBatch, uploadEvidenceFile, upsertEvidence, voidEvidence } from '@/api/pda-loading.js'
 	import { createEvidenceUploadQueue } from '@/utils/evidence-upload-queue.js'
+	import { isOnline } from '@/utils/network.js'
+	import { stableOperationId } from '@/utils/idempotency.js'
 	import ScanTargetInput from '@/components/ScanTargetInput.vue'
 	import PopupHeader from '@/components/PopupHeader.vue'
 
@@ -433,8 +435,7 @@
 						: !this.completedBoxes[entry.index])
 			},
 			remoteSyncState() {
-				if (!this.currentBox.inboundId) return { label: '演示任务', tone: 'local' }
-				if (!isRemoteReady(this.currentBox.inboundId)) return { label: '未连接', tone: 'error' }
+				if (!isRemoteReady(this.currentBox.inboundId || this.currentBox.boxNo)) return { label: '未连接', tone: 'error' }
 				if (this.remoteLoading) return { label: '同步中', tone: 'loading' }
 				if (this.remoteError) return { label: '同步失败', tone: 'error' }
 				return { label: this.remotePick ? '已同步' : '待同步', tone: this.remotePick ? 'ready' : 'local' }
@@ -445,11 +446,24 @@
 		},
 		created() {
 			this.evidenceQueue = createEvidenceUploadQueue({
-				upload: (item, onProgress) => uploadEvidenceFile(item.inboundId, item.evidenceType, item.localPath, null, onProgress),
+				upload: (item, onProgress) => uploadEvidenceFile(item.inboundId, item.evidenceType, item.localPath, item.tenantId, onProgress),
 				onChange: (items) => { this.evidenceQueueItems = items }
 			})
 		},
-		onLoad() { requireSession() },
+		onLoad(options = {}) {
+			if (!requireSession()) return
+			if (options.containerNo) {
+				this.boxes = [{
+					boxNo: String(options.containerNo), orderNo: String(options.orderNo || options.inboundCode || ''),
+					inboundId: options.inboundId ? String(options.inboundId) : null,
+					inboundVersion: options.inboundVersion == null ? null : Number(options.inboundVersion),
+					warehouseId: options.warehouseId ? String(options.warehouseId) : null,
+					tenantId: options.tenantId ? String(options.tenantId) : null, items: []
+				}]
+				this.currentBoxIndex = 0
+				this.remoteTaskId = options.taskId ? String(options.taskId) : null
+			}
+		},
 		onShow() {
 			if (!requireSession()) return
 			this.startHardwareScanner()
@@ -472,10 +486,9 @@
 			restoreRemoteDraft() {
 				const restored = restorePickingSession(this.draftIdentity())
 				if (!restored) return false
-				if (Array.isArray(restored.boxes) && restored.boxes.length) this.boxes = restored.boxes
-				this.currentBoxIndex = Math.min(Number(restored.currentBoxIndex || 0), Math.max(0, this.boxes.length - 1))
-				this.itemStates = restored.itemStates || this.itemStates
-				this.partialQuantities = restored.partialQuantities || {}
+				const itemIds = new Set(this.currentBox.items.map((item) => String(item.id)))
+				this.itemStates = Object.fromEntries(Object.entries(restored.itemStates || {}).filter(([id]) => itemIds.has(String(id))))
+				this.partialQuantities = Object.fromEntries(Object.entries(restored.partialQuantities || {}).filter(([id]) => itemIds.has(String(id))))
 				this.boxDrafts = restored.boxDrafts || {}
 				this.completedBoxes = restored.completedBoxes || {}
 				this.scanHistory = restored.scanHistory || []
@@ -680,7 +693,7 @@
 					this.assignmentVersion = this.remotePick.assignmentVersion ?? this.assignmentVersion
 					this.restoreRemoteDraft()
 					if (this.currentBox.inboundId) {
-						const evidence = await getEvidence(this.currentBox.inboundId)
+						const evidence = await getEvidence(this.currentBox.inboundId, this.currentBox.tenantId)
 						this.evidenceFiles = (evidence && evidence.evidences ? evidence.evidences : []).reduce((all, item) => { (all[item.evidenceType] ||= []).push(item); return all }, {})
 						const seal = this.evidenceEntry('SEAL')
 						if (seal) this.sealNo = seal.sealNo || ''
@@ -689,12 +702,19 @@
 					this.remoteError = error.network ? '网络不可用，无法开始拣货，恢复网络后请重试' : (error.message || '任务同步失败')
 				} finally { this.remoteLoading = false }
 			},
+			async refreshTask() {
+				if (!this.currentBox.boxNo) return
+				this.persistSession()
+				await this.syncRemoteTask()
+				if (!this.remoteError) this.showToast('任务已刷新，本地拣货标记已保留', 'success')
+			},
 			evidenceUploadLabel(type) {
 				const queued = this.evidenceQueueEntry(type)
 				if (queued) return queued.status === 'UPLOADING' ? `上传中 ${queued.progress || 0}%` : '等待上传'
-				return this.evidenceEntry(type) ? '重新选择' : '拍照/选择'
+				return this.evidenceEntry(type) ? '继续拍照' : '拍照'
 			},
 			chooseEvidence(slot) {
+				if (!isOnline()) { this.showToast('当前网络不可用，请联网后再拍照上传', 'warning'); return }
 				if (typeof uni.chooseImage !== 'function') { this.showToast('当前环境不支持选择照片', 'warning'); return }
 				uni.chooseImage({ count: 1, sizeType: ['compressed'], sourceType: ['camera'], success: (result) => {
 					const path = result.tempFilePaths && result.tempFilePaths[0]
@@ -706,7 +726,7 @@
 			},
 			async queueEvidenceUpload(type, path) {
 				if (!this.currentBox.inboundId || !isRemoteReady(this.currentBox.inboundId)) { this.showToast('当前会话未连接服务端，证据保留本地', 'warning'); return }
-				const entry = this.evidenceQueue.add({ inboundId: this.currentBox.inboundId, evidenceType: type, localPath: path })
+				const entry = this.evidenceQueue.add({ inboundId: this.currentBox.inboundId, tenantId: this.currentBox.tenantId, evidenceType: type, localPath: path })
 				await this.evidenceQueue.flush()
 				const latest = this.evidenceQueue.snapshot().find((item) => item.id === entry.id)
 				if (latest?.status !== 'SUCCEEDED') { this.remoteError = latest?.error || '文件上传失败'; return }
@@ -732,7 +752,7 @@
 				if (!current.fileId) { this.showToast('照片尚未上传完成', 'warning'); return }
 				const payload = { expectedVersion: current.version || 0, evidenceType: type, fileId: current.fileId || null, fileName: current.fileName || null, sealNo: type === 'SEAL' ? this.sealNo : null, remark: null, operationId: operationId || `evidence-${this.remoteTaskId || this.currentBox.inboundId}-${type}-${current.fileId || 'seal'}` }
 				try {
-					const result = await upsertEvidence(this.currentBox.inboundId, payload)
+					const result = await upsertEvidence(this.currentBox.inboundId, payload, this.currentBox.tenantId)
 					this.evidenceFiles = (result && result.evidences ? result.evidences : []).reduce((all, item) => { const list = (all[item.evidenceType] || []).filter((entry) => entry.id || entry.fileId !== item.fileId); const index = list.findIndex((entry) => entry.id === item.id); all[item.evidenceType] = index >= 0 ? list.map((entry, i) => i === index ? item : entry) : [...list, item]; return all }, this.evidenceFiles)
 					this.showToast(`${type === 'SEAL' ? '封签' : '照片'}已保存`, 'success')
 				} catch (error) { this.remoteError = error.network ? '网络失败，证据未提交，请重试' : (error.message || '证据保存失败'); this.showToast('证据保存失败', 'error') }
@@ -745,7 +765,7 @@
 				if (!photo?.id || !this.currentBox.inboundId) return
 				const reason = 'PDA现场标记错图'
 				try {
-					await voidEvidence(this.currentBox.inboundId, photo.id, { expectedVersion: photo.version || 0, reason, operationId: `void-${this.currentBox.inboundId}-${photo.id}-${photo.version || 0}` })
+					await voidEvidence(this.currentBox.inboundId, photo.id, { expectedVersion: photo.version || 0, reason, operationId: `void-${this.currentBox.inboundId}-${photo.id}-${photo.version || 0}` }, this.currentBox.tenantId)
 					this.evidenceFiles = { ...this.evidenceFiles, [photo.evidenceType]: (this.evidenceFiles[photo.evidenceType] || []).map((item) => item.id === photo.id ? { ...item, status: 'VOID', voidReason: reason } : item) }
 					this.showToast('照片已作废，可重新拍摄', 'success')
 				} catch (error) {
@@ -758,7 +778,7 @@
 				if (!this.completedBoxes[this.currentBoxIndex]) { this.showToast('请先提交拣货完成', 'warning'); return }
 				if (!this.evidenceComplete) { this.showToast('五类有效照片和封签号均为必填', 'warning'); return }
 				this.submitting = true
-				try { await completeLoading(this.currentBox.inboundId, { expectedVersion: this.loadingVersion, remark: 'PDA确认装柜完成' }); this.showToast('已确认装柜完成', 'success') }
+				try { await completeLoading(this.currentBox.inboundId, { expectedVersion: this.loadingVersion, remark: 'PDA确认装柜完成' }, this.currentBox.tenantId); this.showToast('已确认装柜完成', 'success') }
 				catch (error) { this.remoteError = error.network ? '网络失败，装柜完成未提交' : (error.message || '装柜完成失败'); this.showToast('装柜完成失败', 'error') }
 				finally { this.submitting = false }
 			},
@@ -876,9 +896,9 @@
 			},
 			async performSubmit(incompleteReason = '') {
 				const beforeSubmit = this.summary
-				const remoteRequired = Boolean(this.currentBox.inboundId || (session.token && session.tenantId))
+				const remoteRequired = Boolean(session.token)
 				if (remoteRequired && !isRemoteReady(this.currentBox.inboundId || this.currentBox.boxNo)) {
-					this.remoteError = '缺少服务端会话或 tenantId，未提交拣货完成'
+					this.remoteError = '缺少服务端任务信息，未提交拣货完成'
 					this.showToast('拣货完成未提交', 'error')
 					return
 				}
@@ -887,15 +907,15 @@
 					try {
 						if (!this.remoteTaskId) throw new Error('尚未进入服务端拣货任务，请联网刷新后重试')
 						if (this.pickingVersion === null) throw new Error('缺少拣货版本号 pickingVersion，无法提交')
-						const submitId = this.submitId || `submit-${session.currentUser?.id || 'operator'}-${this.remoteTaskId}-${this.currentBox.boxNo}-${JSON.stringify(this.itemStates)}-${JSON.stringify(this.partialQuantities)}-${incompleteReason}`
+						const submitId = this.submitId || stableOperationId('submit', `${session.currentUser?.id || 'operator'}-${this.remoteTaskId}-${this.currentBox.boxNo}`, { itemStates: this.itemStates, partialQuantities: this.partialQuantities, incompleteReason })
 						this.submitId = submitId
 						const actions = this.currentBox.items.map((item) => {
 							const status = this.itemState(item)
 							const itemId = item.taskItemId ?? item.remoteItemId ?? item.id
-							if (status === ITEM_STATUS.PICKED) return { type: 'PICK', itemId, pickedPackageCount: Number(item.qty || 0), locationIds: item.locationIds || [] }
-							if (status === ITEM_STATUS.PARTIAL) return { type: 'PARTIAL', itemId, finalPickedPackageCount: Number(this.partialQuantities[item.id] || 0), locationIds: item.locationIds || [] }
-							if (status === ITEM_STATUS.SKIPPED) return { type: 'SKIP', itemId, reason: item.skipReason || incompleteReason || '现场跳拣' }
-							if (incompleteReason) return { type: 'SKIP', itemId, reason: `${incompleteReason}（提交时确认未拣）` }
+							if (status === ITEM_STATUS.PICKED) return { type: 'PICK', itemId, pickedPackageCount: Number(item.qty || 0), locationIds: item.locationIds || [], version: Number(item.version || 0) }
+							if (status === ITEM_STATUS.PARTIAL) return { type: 'PARTIAL', itemId, finalPickedPackageCount: Number(this.partialQuantities[item.id] || 0), locationIds: item.locationIds || [], version: Number(item.version || 0) }
+							if (status === ITEM_STATUS.SKIPPED) return { type: 'SKIP', itemId, reason: item.skipReason || incompleteReason || '现场跳拣', version: Number(item.version || 0) }
+							if (incompleteReason) return { type: 'SKIP', itemId, reason: `${incompleteReason}（提交时确认未拣）`, version: Number(item.version || 0) }
 							return null
 						}).filter(Boolean)
 						await submitContainerPickingBatch({ taskId: this.remoteTaskId, containerNo: this.currentBox.boxNo, version: Number(this.pickingVersion) }, actions, { warehouseId: this.currentBox.warehouseId || session.currentUser?.warehouseId || session.currentUser?.warehouse, operationId: submitId })
diff --git a/pages/tasks/tasks.vue b/pages/tasks/tasks.vue
new file mode 100644
index 0000000..0729d82
--- /dev/null
+++ b/pages/tasks/tasks.vue
@@ -0,0 +1,70 @@
+<template>
+	<view class="page-shell task-page">
+		<PortalHeader title="拣货任务" :user="user" :fallback-url="'/pages/home/home'" />
+		<view class="task-content">
+			<view class="task-toolbar">
+				<text class="task-title">待处理任务</text>
+				<button class="task-refresh" :disabled="loading" @tap="loadTasks">刷新</button>
+			</view>
+			<view v-if="error" class="task-error" role="alert">{{ error }}</view>
+			<view v-if="loading" class="task-state">正在加载真实任务...</view>
+			<view v-else-if="!tasks.length && !error" class="task-state">暂无待处理拣货任务</view>
+			<view v-for="task in tasks" :key="task.id || task.inboundId || task.displayNo" class="task-card">
+				<view class="task-card-head"><text class="task-code">{{ task.containerNo || '待分配柜次' }}</text><text class="task-status">{{ task.mainStatus || '待拣货' }}</text></view>
+				<text class="task-order">{{ task.displayNo || '未命名订单' }}</text>
+				<text class="task-meta">{{ task.warehouseName || (task.warehouseId ? `仓库 ${task.warehouseId}` : '缺少仓库信息') }}</text>
+				<button class="task-enter" :disabled="!task.containerNo || !task.warehouseId" @tap="enterTask(task)">{{ task.containerNo && task.warehouseId ? '进入并开始拣货' : '缺少任务信息' }}</button>
+			</view>
+		</view>
+		<view v-if="toast.visible" class="app-toast" :class="toast.type" role="status">{{ toast.message }}</view>
+	</view>
+</template>
+
+<script>
+	import PortalHeader from '@/components/PortalHeader.vue'
+	import { listLoadingOrders } from '@/api/pda-loading.js'
+	import { session, requireSession } from '@/stores/session.js'
+	import { isOnline, watchNetwork } from '@/utils/network.js'
+
+	export default {
+		components: { PortalHeader },
+		data() { return { user: session.currentUser, tasks: [], loading: false, error: '', online: true, toast: { visible: false, message: '', type: '' } } },
+		onLoad() { if (!requireSession()) return; this._stopNetwork = watchNetwork((value) => { this.online = value }) },
+		onShow() { if (!requireSession()) return; this.user = session.currentUser; this.loadTasks() },
+		onUnload() { if (this._stopNetwork) this._stopNetwork(); clearTimeout(this._toastTimer) },
+		methods: {
+			async loadTasks() {
+				if (!isOnline()) { this.error = '当前网络不可用，请联网后刷新'; return }
+				this.loading = true; this.error = ''
+				try {
+					const result = await listLoadingOrders({ page: 1, size: 50 })
+					this.tasks = (result.records || []).filter((task) => task.containerNo || task.taskId || task.inboundId)
+				} catch (error) {
+					this.error = error.network ? '当前网络不可用，请联网后刷新' : (error.message || '任务加载失败')
+				} finally { this.loading = false }
+			},
+			enterTask(task) {
+				if (!task.containerNo || !task.warehouseId) { this.showToast('任务缺少柜号或仓库标识，无法开始', 'error'); return }
+				uni.navigateTo({ url: `/pages/picking/picking?containerNo=${encodeURIComponent(task.containerNo)}&warehouseId=${encodeURIComponent(task.warehouseId)}&inboundId=${encodeURIComponent(task.inboundId || '')}&inboundVersion=${encodeURIComponent(task.inboundVersion ?? '')}&tenantId=${encodeURIComponent(task.tenantId || '')}&taskId=${encodeURIComponent(task.taskId || '')}&orderNo=${encodeURIComponent(task.displayNo || '')}` })
+			},
+			showToast(message, type) { clearTimeout(this._toastTimer); this.toast = { visible: true, message, type }; this._toastTimer = setTimeout(() => { this.toast.visible = false }, 2200) }
+		}
+	}
+</script>
+
+<style scoped>
+.task-content { padding: 24px 16px 40px; }
+.task-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
+.task-title { color: #12233f; font-size: 22px; font-weight: 700; }
+.task-refresh { margin: 0; min-width: 92px; height: 44px; border: 0; border-radius: 10px; background: #1a73e8; color: #fff; font-size: 15px; }
+.task-refresh[disabled] { opacity: .6; }
+.task-error, .task-state { padding: 24px 16px; border-radius: 12px; background: #fff; color: #667085; text-align: center; }
+.task-error { color: #b42318; background: #fff1f0; }
+.task-card { padding: 16px; margin-bottom: 12px; border: 1px solid #e3eaf3; border-radius: 12px; background: #fff; box-shadow: 0 4px 16px rgba(23, 55, 93, .06); }
+.task-card-head { display: flex; align-items: center; justify-content: space-between; }
+.task-code { color: #12233f; font-weight: 700; }
+.task-status { color: #16794a; font-size: 13px; }
+.task-order, .task-meta { display: block; margin-top: 8px; color: #667085; font-size: 14px; }
+.task-enter { width: 100%; margin: 16px 0 0; height: 48px; border: 0; border-radius: 10px; background: #1a73e8; color: #fff; font-size: 16px; }
+.task-enter[disabled] { background: #d0d5dd; color: #667085; }
+</style>
diff --git a/stores/session.js b/stores/session.js
index 8151d0c..bba1957 100644
--- a/stores/session.js
+++ b/stores/session.js
@@ -1,26 +1,97 @@
 import { reactive } from 'vue'
 import { resetPickingSession } from '@/stores/picking.js'
+import { PLATFORM_API_ROOT } from '@/config/runtime.js'
 
-export const session = reactive({ currentUser: null, token: '', tenantId: '', apiBase: '' })
+const SESSION_KEY = 'pda-auth-session'
+
+export const session = reactive({ currentUser: null, token: '', refreshToken: '', tenantId: '', apiBase: PLATFORM_API_ROOT })
+
+function decodeBase64Url(value) {
+	const normalized = value.replace(/-/g, '+').replace(/_/g, '/')
+	const padded = normalized.padEnd(Math.ceil(normalized.length / 4) * 4, '=')
+	if (typeof atob === 'function') return decodeURIComponent(Array.from(atob(padded), (char) => `%${char.charCodeAt(0).toString(16).padStart(2, '0')}`).join(''))
+	throw new Error('当前运行环境无法解析登录令牌')
+}
+
+export function decodeAccessToken(token) {
+	const payload = String(token || '').split('.')[1]
+	if (!payload) throw new Error('登录响应中的 accessToken 格式无效')
+	try {
+		return JSON.parse(decodeBase64Url(payload))
+	} catch (error) {
+		if (error.message === '当前运行环境无法解析登录令牌') throw error
+		throw new Error('登录响应中的 accessToken 无法解析')
+	}
+}
+
+function storageAvailable() {
+	return typeof uni !== 'undefined' && typeof uni.setStorageSync === 'function' && typeof uni.getStorageSync === 'function'
+}
+
+function persistSession() {
+	if (!storageAvailable()) return
+	uni.setStorageSync(SESSION_KEY, {
+		currentUser: session.currentUser,
+		token: session.token,
+		refreshToken: session.refreshToken,
+		tenantId: session.tenantId,
+		apiBase: session.apiBase
+	})
+}
 
 export function signIn(account, warehouse, options = {}) {
-	session.currentUser = { id: account.id, name: account.name, role: account.role, warehouse }
+	session.currentUser = { id: String(account.id), name: account.name, role: account.role, roles: account.roles || [], warehouse, warehouseId: account.warehouseId || null }
 	session.token = options.token || account.token || ''
+	session.refreshToken = options.refreshToken || account.refreshToken || ''
 	session.tenantId = options.tenantId || account.tenantId || ''
-	session.apiBase = options.apiBase || account.apiBase || ''
+	session.apiBase = options.apiBase || account.apiBase || PLATFORM_API_ROOT
+	persistSession()
 	return session.currentUser
 }
 
+export function signInWithTokens(tokens) {
+	if (!tokens?.accessToken) throw new Error('登录响应缺少 accessToken')
+	const claims = decodeAccessToken(tokens.accessToken)
+	if (claims.app_code !== 'PLATFORM') throw new Error('当前账号不属于平台作业端')
+	if (claims.exp && claims.exp * 1000 <= Date.now()) throw new Error('登录状态已过期')
+	return signIn({
+		id: claims.user_id ?? '',
+		name: claims.username || '仓库作业员',
+		role: Array.isArray(claims.roles) ? claims.roles.join('、') : '',
+		roles: claims.roles || []
+	}, '', {
+		token: tokens.accessToken,
+		refreshToken: tokens.refreshToken || '',
+		tenantId: claims.tenant_id == null ? '' : String(claims.tenant_id)
+	})
+}
+
+export function restoreSession() {
+	if (!storageAvailable()) return false
+	const saved = uni.getStorageSync(SESSION_KEY)
+	if (!saved?.token || !saved?.currentUser) return false
+	try {
+		const claims = decodeAccessToken(saved.token)
+		if (claims.exp && claims.exp * 1000 <= Date.now()) return false
+		Object.assign(session, saved, { apiBase: saved.apiBase || PLATFORM_API_ROOT })
+		return true
+	} catch (_) {
+		return false
+	}
+}
+
 export function signOut() {
 	session.currentUser = null
 	session.token = ''
+	session.refreshToken = ''
 	session.tenantId = ''
-	session.apiBase = ''
+	session.apiBase = PLATFORM_API_ROOT
+	if (typeof uni !== 'undefined' && typeof uni.removeStorageSync === 'function') uni.removeStorageSync(SESSION_KEY)
 	resetPickingSession()
 }
 
 export function requireSession() {
-	if (session.currentUser) return true
+	if (session.currentUser || restoreSession()) return true
 	uni.reLaunch({ url: '/pages/login/login' })
 	return false
 }
diff --git a/tests/idempotency.test.mjs b/tests/idempotency.test.mjs
new file mode 100644
index 0000000..36890a3
--- /dev/null
+++ b/tests/idempotency.test.mjs
@@ -0,0 +1,19 @@
+import test from 'node:test'
+import assert from 'node:assert/strict'
+
+const { stableOperationId } = await import(new URL('../utils/idempotency.js', import.meta.url).href)
+
+test('PDA operation id is stable ASCII and within the backend 128 character limit', () => {
+	const payload = { itemStates: Object.fromEntries(Array.from({ length: 500 }, (_, index) => [`明细-${index}`, 'PICKED'])), reason: '中文异常原因'.repeat(100) }
+	const first = stableOperationId('submit', 'operator-1-task-2-container-3', payload)
+	const replay = stableOperationId('submit', 'operator-1-task-2-container-3', payload)
+	assert.equal(first, replay)
+	assert.ok(first.length <= 128)
+	assert.match(first, /^[\x20-\x7E]+$/)
+})
+
+test('PDA operation id changes when the draft changes', () => {
+	const first = stableOperationId('submit', 'operator-task-container', { item: 'PICKED' })
+	const second = stableOperationId('submit', 'operator-task-container', { item: 'SKIPPED' })
+	assert.notEqual(first, second)
+})
diff --git a/tests/online-session.test.mjs b/tests/online-session.test.mjs
new file mode 100644
index 0000000..b9ab1dd
--- /dev/null
+++ b/tests/online-session.test.mjs
@@ -0,0 +1,25 @@
+import test from 'node:test'
+import assert from 'node:assert/strict'
+import { readFile } from 'node:fs/promises'
+
+const read = (path) => readFile(new URL(path, import.meta.url), 'utf8')
+
+test('remote PDA mutations use the shared online gate', async () => {
+	const [api, network, page] = await Promise.all([
+		read('../api/pda-loading.js'), read('../utils/network.js'), read('../pages/picking/picking.vue')
+	])
+	assert.match(api, /function request\(options\) \{[\s\S]*?requireOnline\(\)/)
+	assert.match(api, /uploadEvidenceFile[\s\S]*?requireOnline\('当前网络不可用，无法上传装柜照片'\)/)
+	assert.match(network, /uni\.onNetworkStatusChange/)
+	assert.match(network, /result\.networkType !== 'none'/)
+	assert.match(page, /当前网络不可用，请联网后再拍照上传/)
+})
+
+test('remote refresh keeps draft actions but does not restore stale server item snapshots', async () => {
+	const page = await read('../pages/picking/picking.vue')
+	const restore = page.match(/restoreRemoteDraft\(\) \{[\s\S]*?\n\t\t\t\},/)?.[0] || ''
+	assert.match(restore, /itemIds/)
+	assert.match(restore, /restored\.itemStates/)
+	assert.doesNotMatch(restore, /this\.boxes = restored\.boxes/)
+	assert.match(page, /refreshTask\(\)[\s\S]*?persistSession\(\)[\s\S]*?syncRemoteTask\(\)/)
+})
diff --git a/tests/page-contract.test.mjs b/tests/page-contract.test.mjs
index 85d27f0..f74c82f 100644
--- a/tests/page-contract.test.mjs
+++ b/tests/page-contract.test.mjs
@@ -10,7 +10,7 @@ test('page configuration starts at login and registers independent PDA routes',
 	assert.equal(pages.pages[0].style.navigationStyle, 'custom')
 	assert.deepEqual(pages.pages.map((page) => page.path), [
 		'pages/login/login', 'pages/home/home', 'pages/module/module', 'pages/operation/operation',
-		'pages/history/history', 'pages/profile/profile', 'pages/scanner-test/scanner-test', 'pages/picking/picking'
+		'pages/tasks/tasks', 'pages/history/history', 'pages/profile/profile', 'pages/scanner-test/scanner-test', 'pages/picking/picking'
 	])
 })
 
@@ -22,13 +22,28 @@ test('application uses the Vue 3 uni-app entry and no unused Android permissions
 	assert.doesNotMatch(manifest, /android\.permission\.(VIBRATE|ACCESS_NETWORK_STATE)/)
 })
 
-test('login is isolated and relaunches to the modular workbench', async () => {
-	const login = await read('../pages/login/login.vue')
-	for (const text of ['柏悦物流 · PDA作业端', '快捷登录（演示账号）', '工号 / 用户名', '作业仓库']) assert.match(login, new RegExp(text))
-	assert.match(login, /signIn\(account, this\.form\.warehouse\)/)
+test('login uses the real auth endpoint and relaunches to the modular workbench', async () => {
+	const [login, auth, session] = await Promise.all([read('../pages/login/login.vue'), read('../api/auth.js'), read('../stores/session.js')])
+	for (const text of ['柏悦物流 · PDA作业端', '工号 / 用户名', '登录中']) assert.match(login, new RegExp(text))
+	assert.doesNotMatch(login, /DEMO_ACCOUNTS|快捷登录|作业仓库/)
+	assert.match(auth, /\/auth\/login/)
+	assert.match(login, /loginRequest\(userId, this\.form\.password\)/)
+	assert.match(login, /signInWithTokens\(tokens\)/)
+	assert.match(session, /pda-auth-session/)
+	assert.match(session, /claims\.app_code !== 'PLATFORM'/)
 	assert.match(login, /uni\.reLaunch\(\{ url: '\/pages\/home\/home' \}\)/)
 })
 
+test('picking task list uses remote loading orders and never falls back to demo tasks', async () => {
+	const [tasks, home, modulePage] = await Promise.all([read('../pages/tasks/tasks.vue'), read('../pages/home/home.vue'), read('../pages/module/module.vue')])
+	assert.match(tasks, /listLoadingOrders/)
+	assert.match(tasks, /当前网络不可用，请联网后刷新/)
+	assert.match(tasks, /进入并开始拣货/)
+	assert.doesNotMatch(tasks, /demo-data|DEMO_/)
+	assert.match(home, /pages\/tasks\/tasks/)
+	assert.match(modulePage, /pages\/tasks\/tasks/)
+})
+
 test('workbench, module, history and profile are independent sources', async () => {
 	const [home, module, history, profile] = await Promise.all([
 		read('../pages/home/home.vue'), read('../pages/module/module.vue'), read('../pages/history/history.vue'), read('../pages/profile/profile.vue')
@@ -194,7 +209,7 @@ test('reusable scan target input separates field selection from page-level broad
 	assert.match(picking, /handleHardwareScan\(value\)[\s\S]*?activeScanField !== 'sku'[\s\S]*?processScannedValue\(value, 'broadcast'\)/)
 })
 
-test('picking session is memory-only, survives navigation and clears on logout', async () => {
+test('picking session persists per task identity and clears on logout', async () => {
 	const [store, session, page] = await Promise.all([read('../stores/picking.js'), read('../stores/session.js'), read('../pages/picking/picking.vue')])
 	assert.match(store, /getPickingSession/)
 	assert.match(store, /savePickingSession/)
diff --git a/tests/pda-loading-api.test.mjs b/tests/pda-loading-api.test.mjs
index 874ef78..214bd05 100644
--- a/tests/pda-loading-api.test.mjs
+++ b/tests/pda-loading-api.test.mjs
@@ -55,18 +55,21 @@ test('picking page exposes five evidence slots, retry and remote completion stat
   assert.match(page, /evidenceComplete/)
 })
 
-test('PDA cabinet picking adapter exposes online claim and item action contracts', () => {
-  assert.match(source, /\/first-leg\/pda-loading\/tasks\?/)
-  assert.match(source, /tasks\/\$\{encodeURIComponent\(taskId\)\}\/claim/)
-  assert.match(source, /items\/\$\{encodeURIComponent\(itemId\)\}\/pick/)
-  assert.match(source, /items\/\$\{encodeURIComponent\(itemId\)\}\/partial/)
-  assert.match(source, /items\/\$\{encodeURIComponent\(itemId\)\}\/skip/)
-  assert.match(source, /submitContainerPickingBatch/)
-  assert.match(source, /stableIdempotencyKey/)
-  assert.match(page, /claimContainerPickingTask\(/)
-  assert.match(page, /submitContainerPickingBatch\(/)
-  assert.match(page, /任务版本已变化，请刷新后重试/)
-  assert.match(source, /locationIds: action\.locationIds \|\| \[\]/)
-  assert.match(page, /availablePickQuantity/)
-  assert.match(page, /库存\/库位可用量不足/)
+test('PDA cabinet picking adapter claims online and submits one atomic batch', () => {
+	assert.match(source, /\/first-leg\/pda-loading\/tasks\?/)
+	assert.match(source, /tasks\/\$\{encodeURIComponent\(taskId\)\}\/claim/)
+	assert.match(source, /tasks\/\$\{encodeURIComponent\(task\.taskId\)\}\/batch/)
+	assert.match(source, /submitContainerPickingBatch/)
+	assert.match(source, /stableIdempotencyKey/)
+	assert.match(source, /Math\.imul\(hash, 16777619\)/)
+	assert.match(source, /slice\(0, 128\)/)
+	assert.match(page, /claimContainerPickingTask\(/)
+	assert.match(page, /submitContainerPickingBatch\(/)
+	assert.match(page, /任务版本已变化，请刷新后重试/)
+	assert.match(source, /data: \{ warehouseId, containerNo: task\.containerNo, expectedVersion, items \}/)
+	assert.doesNotMatch(source.match(/export async function submitContainerPickingBatch[\s\S]*?\n\}/)?.[0] || '', /for \(/)
+	assert.match(page, /version: Number\(item\.version \|\| 0\)/)
+	assert.match(page, /refreshTask/)
+	assert.match(page, /availablePickQuantity/)
+	assert.match(page, /库存\/库位可用量不足/)
 })
diff --git a/utils/idempotency.js b/utils/idempotency.js
new file mode 100644
index 0000000..161fada
--- /dev/null
+++ b/utils/idempotency.js
@@ -0,0 +1,19 @@
+function hash32(value, seed) {
+	let hash = seed >>> 0
+	for (let index = 0; index < value.length; index += 1) {
+		hash ^= value.charCodeAt(index)
+		hash = Math.imul(hash, 0x01000193) >>> 0
+	}
+	return hash.toString(16).padStart(8, '0')
+}
+
+export function shortStableHash(value) {
+	const input = String(value ?? '')
+	return `${hash32(input, 0x811c9dc5)}${hash32(input, 0x9e3779b9)}`
+}
+
+export function stableOperationId(scope, identity, payload) {
+	const safeScope = String(scope || 'operation').replace(/[^A-Za-z0-9_-]/g, '-').slice(0, 24)
+	const safeIdentity = String(identity || 'unknown').replace(/[^A-Za-z0-9_-]/g, '-').slice(0, 48)
+	return `${safeScope}-${safeIdentity}-${shortStableHash(JSON.stringify(payload ?? null))}`.slice(0, 120)
+}
diff --git a/utils/network.js b/utils/network.js
new file mode 100644
index 0000000..723914a
--- /dev/null
+++ b/utils/network.js
@@ -0,0 +1,46 @@
+let online = true
+let listening = false
+const listeners = new Set()
+
+function notify() {
+	for (const listener of listeners) listener(online)
+}
+
+function ensureListening() {
+	if (listening || typeof uni === 'undefined') return
+	listening = true
+	if (typeof uni.onNetworkStatusChange === 'function') {
+		uni.onNetworkStatusChange((result) => {
+			online = Boolean(result.isConnected)
+			notify()
+		})
+	}
+	if (typeof uni.getNetworkType === 'function') {
+		uni.getNetworkType({
+			success: (result) => {
+				online = result.networkType !== 'none'
+				notify()
+			}
+		})
+	}
+}
+
+export function isOnline() {
+	ensureListening()
+	return online
+}
+
+export function requireOnline(message = '当前网络不可用，请联网后刷新重试') {
+	if (!isOnline()) {
+		const error = new Error(message)
+		error.network = true
+		throw error
+	}
+}
+
+export function watchNetwork(listener) {
+	ensureListening()
+	listeners.add(listener)
+	listener(online)
+	return () => listeners.delete(listener)
+}