feat(keys): auto-generate entity keys and remove manual key input from admin create forms

frontend/src/pages/admin/SystemsPage.vue

@@ -32,9 +32,6 @@
 
     <el-dialog v-model="showDialog" title="新增系統" @close="resetForm">
       <el-form ref="formRef" :model="form" :rules="rules" label-width="100px">
-        <el-form-item label="System Key" prop="system_key">
-          <el-input v-model="form.system_key" placeholder="mkt" />
-        </el-form-item>
         <el-form-item label="名稱" prop="name">
           <el-input v-model="form.name" placeholder="行銷平台" />
         </el-form-item>
@@ -111,10 +108,9 @@ const formRef = ref()
 const showEditDialog = ref(false)
 const savingEdit = ref(false)
 
-const form = ref({ system_key: '', name: '' })
+const form = ref({ name: '' })
 const editForm = ref({ system_key: '', name: '', status: 'active' })
 const rules = {
-  system_key: [{ required: true, message: '請輸入 System Key', trigger: 'blur' }],
   name: [{ required: true, message: '請輸入名稱', trigger: 'blur' }]
 }
 
@@ -142,7 +138,7 @@ async function load() {
 }
 
 function resetForm() {
-  form.value = { system_key: '', name: '' }
+  form.value = { name: '' }
 }
 
 function openEdit(row) {
@@ -163,8 +159,8 @@ async function handleCreate() {
   if (!valid) return
   submitting.value = true
   try {
-    await createSystem(form.value)
-    ElMessage.success('新增成功')
+    const res = await createSystem(form.value)
+    ElMessage.success(`新增成功：${res.data?.system_key || ''}`)
     showDialog.value = false
     resetForm()
     await load()