feat: 完成产线MES系统全流程功能迭代与优化

本提交完成了多个核心模块的功能完善与业务对齐：
1. 工位终端：固定工位配置、移除自选工位逻辑、适配配置化工位号
2. MES核心：重构工位组合逻辑、新增工单/流程状态管理、补全报工/追溯逻辑
3. WMS客户端：新增修改密码功能、优化帮助弹窗逻辑
4. 文档与权限：补充完整操作手册、统一菜单名称与权限描述
5. 修复多业务校验：排产数量校验、工单状态校验、工位绑定规则

bj_power_mes/frontend/src/pages/Scan.vue

@@ -2,19 +2,18 @@
   <el-card>
     <el-form inline>
       <el-form-item label="工位">
-        <el-select v-model="form.stationNo" placeholder="请选择工位" style="width:110px">
+        <el-select v-model="form.stationNo" placeholder="请选择工位" style="width:120px" @change="loadSteps">
           <el-option v-for="i in 12" :key="i" :value="i" :label="`工位${i}`" />
         </el-select>
       </el-form-item>
-      <el-form-item label="工件SN"><el-input v-model="form.sn" style="width:170px" @change="loadSteps" /></el-form-item>
-      <el-form-item label="工序号"><el-input-number v-model="form.processCode" :min="1" :max="12" @change="loadSteps" /></el-form-item>
-      <el-form-item><el-button type="primary" @click="loadSteps">载入参数模板</el-button></el-form-item>
+      <el-form-item label="工件SN"><el-input v-model="form.sn" placeholder="扫码或手输" style="width:190px" @change="loadSteps" /></el-form-item>
+      <el-form-item><el-button type="primary" @click="loadSteps">载入工序步骤</el-button></el-form-item>
     </el-form>
 
-    <!-- 参数采集区：按已维护的步骤模板动态渲染 -->
+    <!-- 参数采集区：按该工位启用工艺流程的工序步骤动态渲染 -->
     <el-card v-if="steps.length" shadow="never" style="margin-bottom:12px">
       <div slot="header" style="display:flex;justify-content:space-between;align-items:center">
-        <b>工位 {{ form.stationNo }} / 工序 {{ form.processCode }} 参数采集</b>
+        <b>工位 {{ form.stationNo }} 参数采集{{ flowName ? '（' + flowName + '）' : '' }}</b>
         <el-button v-if="can('produce.scan')" type="primary" size="small" :loading="saving" @click="submit">提交报工</el-button>
       </div>
       <el-table :data="steps" border size="small">
@@ -45,7 +44,7 @@
         </el-table-column>
       </el-table>
     </el-card>
-    <el-alert v-else type="info" :closable="false" title="请选择工位、SN 与工序号后点【载入参数模板】" />
+    <el-alert v-else type="info" :closable="false" title="请选择工位、输入SN后点【载入工序步骤】；若提示未配置工序步骤，请到「工艺流程」为该工位启用流程并维护工序步骤" />
 
     <el-divider content-position="left">报工记录</el-divider>
     <el-form inline>
@@ -58,7 +57,7 @@
       <el-table-column prop="orderNo" label="工单号" min-width="130" />
       <el-table-column prop="station" label="工位" width="80" />
       <el-table-column prop="type" label="类型" width="110" />
-      <el-table-column prop="processCode" label="工序号" width="80" />
+      <el-table-column prop="processCode" label="工位号" width="80" />
       <el-table-column prop="operator" label="操作人" width="90" />
       <el-table-column prop="time" label="时间" min-width="170" />
     </el-table>
@@ -74,8 +73,9 @@ import { can } from '../utils/perm'
 import PageHelp from '../components/PageHelp.vue'
 import { helpScan } from '../help'
 
-const form = reactive({ stationNo: 1, sn: '', processCode: 1 })
+const form = reactive({ stationNo: 1, sn: '' })
 const steps = ref([])
+const flowName = ref('')
 const saving = ref(false)
 const query = reactive({ sn: '', orderNo: '' })
 const list = ref([])
@@ -92,19 +92,22 @@ function critText(c) {
   }
 }
 
-// 从后端步骤模板构造报工所需字段（value 挂在 row 上，提交时收集）
+// 从后端加载该工位启用工艺流程的工序步骤（value 挂在 row 上，提交时收集）
 async function loadSteps() {
   if (!form.sn) return ElMessage.warning('请先输入工件SN')
-  if (!form.processCode) return ElMessage.warning('请选择工序号')
   try {
-    const data = await request.get('/process-steps', { params: { processCode: form.processCode } }) || []
+    const data = await request.get('/process-steps', { params: { stationNo: form.stationNo } }) || []
     steps.value = data.map(s => ({ ...s, value: '', text: '' }))
+    flowName.value = ''
+    if (!steps.value.length) {
+      ElMessage.warning(`工位${form.stationNo} 未配置启用的工艺流程，请到「工艺流程」维护`)
+    }
   } catch { steps.value = [] }
 }
 
 async function submit() {
   if (!form.sn) return ElMessage.warning('请输入SN')
-  if (!form.processCode) return ElMessage.warning('请选择工序号')
+  if (!steps.value.length) return ElMessage.warning('该工位未配置工序步骤，无法报工')
   const stepReq = steps.value
     .filter(s => s.collectType !== 'NONE' && (s.text !== '' || s.value !== ''))
     .map(s => ({
@@ -113,10 +116,10 @@ async function submit() {
       value: Number(s.value) || 0,
       text: s.text || String(s.value || '')
     }))
-  // 手动报工走工序实绩 + 步骤考核
+  // 手动报工：processCode = 工位号（工位 1~12 固定）
   await request.post('/workpiece/process/report', {
     sn: form.sn,
-    processCode: form.processCode,
+    processCode: form.stationNo,
     stationNo: form.stationNo,
     steps: stepReq
   })
@@ -130,4 +133,4 @@ async function load() {
   list.value = (await request.get('/scan/records', { params: query })) || []
 }
 onMounted(load)
-</script>
+</script>