diff --git a/admin-ui/src/api/login.js b/admin-ui/src/api/login.js
index d8b2c4b..4e085c9 100644
--- a/admin-ui/src/api/login.js
+++ b/admin-ui/src/api/login.js
@@ -1,14 +1,6 @@
 import request from '@/utils/request'
 
-// 获取验证码
-export function getCodeImg() {
-  return request({
-    url: '/api/v1/captcha',
-    method: 'get'
-  })
-}
-
-// 查询 此接口不在验证数据权限
+// 查询公开应用配置；此接口不校验数据权限。
 export function getSetting() {
   return request({
     url: '/api/v1/app-config',
diff --git a/admin-ui/src/views/login/index.vue b/admin-ui/src/views/login/index.vue
index f777aa8..df3ca3d 100644
--- a/admin-ui/src/views/login/index.vue
+++ b/admin-ui/src/views/login/index.vue
@@ -102,29 +102,6 @@
             </el-input>
           </el-form-item>
 
-          <el-form-item label="验证码" prop="code">
-            <div class="captcha-row">
-              <el-input
-                v-model="loginForm.code"
-                placeholder="请输入验证码"
-                name="code"
-                type="text"
-                tabindex="3"
-                maxlength="5"
-                autocomplete="off"
-                size="large"
-                :prefix-icon="Key"
-                @keyup.enter="handleLogin"
-              />
-              <div class="captcha-wrap" title="点击刷新" @click="getCode">
-                <img v-if="codeUrl" :src="codeUrl" class="captcha-img" alt="验证码">
-                <div v-else class="captcha-placeholder">
-                  <el-icon class="is-loading"><Loading /></el-icon>
-                </div>
-              </div>
-            </div>
-          </el-form-item>
-
           <el-button
             :loading="loading"
             type="primary"
@@ -142,27 +119,22 @@
 </template>
 
 <script>
-import { getCodeImg } from '@/api/login'
-import { User, Lock, Key, View, Hide, Monitor, Loading } from '@element-plus/icons-vue'
+import { User, Lock, View, Hide, Monitor } from '@element-plus/icons-vue'
 
 export default {
   name: 'LoginPage',
   setup() {
-    return { User, Lock, Key, View, Hide, Monitor, Loading }
+    return { User, Lock, View, Hide, Monitor }
   },
   data() {
     return {
-      codeUrl: '',
       loginForm: {
         username: 'admin',
-        password: '123456',
-        code: '',
-        uuid: ''
+        password: ''
       },
       loginRules: {
         username: [{ required: true, trigger: 'blur', message: '用户名不能为空' }],
-        password: [{ required: true, trigger: 'blur', message: '密码不能为空' }],
-        code: [{ required: true, trigger: 'change', message: '验证码不能为空' }]
+        password: [{ required: true, trigger: 'blur', message: '密码不能为空' }]
       },
       passwordType: 'password',
       capsTooltip: false,
@@ -185,7 +157,6 @@ export default {
     }
   },
   created() {
-    this.getCode()
     this.getSystemSetting()
   },
   mounted() {
@@ -202,15 +173,6 @@ export default {
         document.title = ret.sys_app_name
       })
     },
-    getCode() {
-      this.codeUrl = ''
-      getCodeImg().then((res) => {
-        if (res !== undefined) {
-          this.codeUrl = res.data
-          this.loginForm.uuid = res.id
-        }
-      })
-    },
     checkCapslock({ shiftKey, key } = {}) {
       if (key && key.length === 1) {
         if ((shiftKey && key >= 'a' && key <= 'z') || (!shiftKey && key >= 'A' && key <= 'Z')) {
@@ -238,7 +200,6 @@ export default {
             })
             .catch(() => {
               this.loading = false
-              this.getCode()
             })
         }
       })
@@ -562,48 +523,6 @@ export default {
   }
 }
 
-/* ── 验证码 ── */
-.captcha-row {
-  display: flex;
-  gap: 10px;
-  align-items: center;
-
-  .el-input {
-    flex: 1;
-  }
-}
-
-.captcha-wrap {
-  width: 110px;
-  height: 40px;
-  flex-shrink: 0;
-  border-radius: 8px;
-  border: 1px solid #e5e7eb;
-  overflow: hidden;
-  cursor: pointer;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  background: #f9fafb;
-  transition: border-color 0.2s;
-
-  &:hover {
-    border-color: #3b82f6;
-  }
-}
-
-.captcha-img {
-  width: 100%;
-  height: 100%;
-  object-fit: cover;
-  display: block;
-}
-
-.captcha-placeholder {
-  color: #c1c7d0;
-  font-size: 18px;
-}
-
 /* ── 登录按钮 ── */
 .submit-btn {
   width: 100%;
diff --git a/admin-ui/tests/unit/login/index.spec.js b/admin-ui/tests/unit/login/index.spec.js
new file mode 100644
index 0000000..18c00fc
--- /dev/null
+++ b/admin-ui/tests/unit/login/index.spec.js
@@ -0,0 +1,48 @@
+import { shallowMount } from '@vue/test-utils'
+import LoginPage from '@/views/login/index.vue'
+
+describe('admin login page', () => {
+  function mountPage() {
+    return shallowMount(LoginPage, {
+      global: {
+        config: { warnHandler: () => {} },
+        mocks: {
+          $route: { query: {}},
+          $router: { push: jest.fn(() => Promise.resolve()) },
+          $store: { dispatch: jest.fn(() => Promise.resolve({ sys_app_name: 'Chorus' })) }
+        }
+      }
+    })
+  }
+
+  test('uses only username and password fields', () => {
+    const wrapper = mountPage()
+
+    expect(wrapper.vm.loginForm).toEqual({ username: 'admin', password: '' })
+    expect(Object.keys(wrapper.vm.loginRules)).toEqual(['username', 'password'])
+    expect(wrapper.find('[name="code"]').exists()).toBe(false)
+    expect(wrapper.text()).not.toContain('验证码')
+    expect(wrapper.vm.getCode).toBeUndefined()
+  })
+
+  test('submits only the password login contract', async() => {
+    const dispatch = jest.fn(() => Promise.resolve())
+    const context = {
+      $refs: { loginForm: { validate: callback => callback(true) }},
+      $router: { push: jest.fn(() => Promise.resolve()) },
+      $store: { dispatch },
+      loginForm: { username: 'admin', password: 'synthetic-password' },
+      redirect: undefined,
+      otherQuery: {},
+      loading: false
+    }
+
+    LoginPage.methods.handleLogin.call(context)
+    await Promise.resolve()
+
+    expect(dispatch).toHaveBeenCalledWith('user/login', {
+      username: 'admin',
+      password: 'synthetic-password'
+    })
+  })
+})