feat: 支持展示并复制重置后的密码

- 账号重置接口返回本次使用的默认强密码

- 管理端新增紧凑结果弹窗与复制反馈

- 补充服务测试和中英文文案

easyflow-modules/easyflow-module-system/src/test/java/tech/easyflow/system/service/impl/SysAccountServiceImplTest.java

@@ -1,17 +1,26 @@
 package tech.easyflow.system.service.impl;
 
+import cn.dev33.satoken.stp.StpUtil;
+import cn.hutool.crypto.digest.BCrypt;
 import com.mybatisflex.core.query.QueryWrapper;
 import org.junit.Test;
+import org.mockito.ArgumentCaptor;
+import org.mockito.MockedStatic;
 
+import tech.easyflow.common.constant.enums.EnumAccountType;
+import tech.easyflow.system.config.AccountSecurityProperties;
 import tech.easyflow.system.entity.SysAccount;
 
+import java.lang.reflect.Field;
 import java.math.BigInteger;
 import java.util.List;
 import java.util.Map;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mockStatic;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
@@ -51,4 +60,54 @@ public class SysAccountServiceImplTest {
         assertEquals("3", displayNameMap.get(BigInteger.valueOf(3)));
         verify(service, times(1)).list(any(QueryWrapper.class));
     }
+
+    /**
+     * 验证重置密码返回实际明文，同时持久化对应密文并踢出旧登录态。
+     *
+     * @throws Exception 注入测试配置失败
+     */
+    @Test
+    public void shouldReturnPlainPasswordAfterReset() throws Exception {
+        BigInteger accountId = BigInteger.valueOf(10);
+        BigInteger operatorId = BigInteger.valueOf(20);
+        String expectedPassword = "!Reset123";
+        SysAccountServiceImpl service = spy(new SysAccountServiceImpl());
+        AccountSecurityProperties properties = new AccountSecurityProperties();
+        properties.setDefaultResetPassword(expectedPassword);
+        properties.afterPropertiesSet();
+        setField(service, "accountSecurityProperties", properties);
+
+        SysAccount account = new SysAccount();
+        account.setId(accountId);
+        account.setAccountType(EnumAccountType.NORMAL.getCode());
+        doReturn(account).when(service).getById(accountId);
+        doReturn(true).when(service).updateById(any(SysAccount.class));
+
+        try (MockedStatic<StpUtil> stp = mockStatic(StpUtil.class)) {
+            String actualPassword = service.resetPassword(accountId, operatorId);
+
+            assertEquals(expectedPassword, actualPassword);
+            ArgumentCaptor<SysAccount> updateCaptor = ArgumentCaptor.forClass(SysAccount.class);
+            verify(service).updateById(updateCaptor.capture());
+            SysAccount update = updateCaptor.getValue();
+            assertTrue(BCrypt.checkpw(expectedPassword, update.getPassword()));
+            assertEquals(Boolean.TRUE, update.getPasswordResetRequired());
+            assertEquals(operatorId, update.getModifiedBy());
+            stp.verify(() -> StpUtil.kickout(accountId), times(1));
+        }
+    }
+
+    /**
+     * 设置测试对象的私有字段。
+     *
+     * @param target 目标对象
+     * @param fieldName 字段名
+     * @param value 字段值
+     * @throws Exception 字段不存在或不可访问
+     */
+    private void setField(Object target, String fieldName, Object value) throws Exception {
+        Field field = SysAccountServiceImpl.class.getDeclaredField(fieldName);
+        field.setAccessible(true);
+        field.set(target, value);
+    }
 }