feat(database): 新增数据库设计文档和PostgreSQL建表脚本

- 创建数据库结构文档 backend/design/db_schema.md
- 创建PostgreSQL建表脚本 backend/design/db_schema_pgsql.sql
- 定义租户与组织相关表结构 (sys_tenant, sys_org)
- 定义用户与角色相关表结构 (sys_user, sys_role, sys_user_role, sys_tenant_user)
- 定义权限字典参数表结构 (sys_permission, sys_dict_type, sys_dict_item, sys_param)
- 定义日志与平台配置表结构 (sys_log, sys_platform_config)
- 初始化基础字典数据和平台配置默认值

feat(frontend): 添加个人资料页面和密码重置功能

- 创建个人资料页面 frontend/src/pages/Profile.tsx
- 添加密码重置页面 frontend/src/pages/ResetPassword.tsx
- 实现用户信息编辑和密码修改功能
- 添加页面头部组件 frontend/src/components/shared/PageHeader
- 实现分页工具函数 frontend/src/utils/pagination.ts

feat(frontend): 添加字典数据缓存Hook

- 创建useDict Hook用于字典数据获取缓存 frontend/src/hooks/useDict.ts
- 实现字典数据请求去重和内存缓存机制

backend/design/db_schema.md

@@ -0,0 +1,223 @@
+# 数据库结构文档（PostgreSQL）
+
+本文档根据 `backend/design/db_schema_pgsql.sql` 生成，描述当前核心表结构、字段、约束与索引。
+
+## 0. 租户与组织
+
+### 0.1 `sys_tenant`（租户表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| id | BIGSERIAL | PK | 租户ID |
+| tenant_code | VARCHAR(64) | NOT NULL, UNIQUE | 租户编码 |
+| tenant_name | VARCHAR(128) | NOT NULL | 租户名称 |
+| status | SMALLINT | NOT NULL, DEFAULT 1 | 状态 |
+| expire_time | TIMESTAMP(6) |  | 过期时间 |
+| contact_name | VARCHAR(64) |  | 联系人 |
+| contact_phone | VARCHAR(32) |  | 联系电话 |
+| remark | VARCHAR(255) |  | 备注 |
+| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT CURRENT_TIMESTAMP | 创建时间 |
+| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT CURRENT_TIMESTAMP | 更新时间 |
+| is_deleted | SMALLINT | DEFAULT 0 | 逻辑删除标记 |
+
+索引：
+- `uk_tenant_code`：`UNIQUE (tenant_code) WHERE is_deleted = FALSE`
+
+### 0.2 `sys_org`（组织架构表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| id | BIGSERIAL | PK | 组织ID |
+| tenant_id | BIGINT | NOT NULL | 租户ID |
+| parent_id | BIGINT |  | 父级组织ID |
+| org_name | VARCHAR(128) | NOT NULL | 组织名称 |
+| org_code | VARCHAR(64) |  | 组织编码 |
+| org_path | VARCHAR(512) |  | 组织路径 |
+| sort_order | INTEGER | DEFAULT 0 | 排序 |
+| status | SMALLINT | DEFAULT 1 | 状态 |
+| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT CURRENT_TIMESTAMP | 创建时间 |
+| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT CURRENT_TIMESTAMP | 更新时间 |
+| is_deleted | SMALLINT | DEFAULT 0 | 逻辑删除标记 |
+
+外键：
+- `fk_org_parent`：`parent_id -> sys_org(id)`
+- `fk_org_tenant`：`tenant_id -> sys_tenant(id)`
+
+索引：
+- `idx_org_tenant`：`(tenant_id)`
+
+## 1. 用户与角色
+
+### 1.1 `sys_user`（用户表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| user_id | BIGSERIAL | PK | 用户ID |
+| username | VARCHAR(50) | NOT NULL, UNIQUE | 登录名 |
+| display_name | VARCHAR(50) | NOT NULL | 显示名 |
+| email | VARCHAR(100) |  | 邮箱 |
+| phone | VARCHAR(30) | UNIQUE | 手机号 |
+| password_hash | VARCHAR(255) | NOT NULL | 密码哈希 |
+| status | SMALLINT | NOT NULL, DEFAULT 1 | 状态 |
+| pwd_reset_required | SMALLINT | DEFAULT 1 | 首次登录是否需改密 |
+| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 逻辑删除标记 |
+| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 创建时间 |
+| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 更新时间 |
+| is_platform_admin | BOOLEAN | DEFAULT false | 是否平台管理员 |
+
+索引：
+- `uk_user_username`：`UNIQUE (username) WHERE is_deleted = FALSE`
+
+### 1.2 `sys_role`（角色表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| role_id | BIGSERIAL | PK | 角色ID |
+| tenant_id | BIGINT |  | 租户ID |
+| role_code | VARCHAR(50) | NOT NULL, UNIQUE | 角色编码 |
+| role_name | VARCHAR(50) | NOT NULL | 角色名称 |
+| status | SMALLINT | NOT NULL, DEFAULT 1 | 状态 |
+| remark | TEXT |  | 备注 |
+| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 逻辑删除标记 |
+| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 创建时间 |
+| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 更新时间 |
+
+索引：
+- `idx_sys_role_tenant`：`(tenant_id)`
+- `uk_role_code`：`UNIQUE (tenant_id, role_code) WHERE is_deleted = FALSE`
+
+### 1.3 `sys_user_role`（用户-角色关联表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| id | BIGSERIAL | PK | 关联ID |
+| tenant_id | BIGINT |  | 租户ID |
+| user_id | BIGINT | NOT NULL | 用户ID |
+| role_id | BIGINT | NOT NULL | 角色ID |
+| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 逻辑删除标记 |
+| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 创建时间 |
+| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 更新时间 |
+
+唯一约束：
+- `UNIQUE (user_id, role_id)`
+
+### 1.4 `sys_tenant_user`（租户成员关联表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| id | BIGSERIAL | PK | 关联ID |
+| user_id | BIGINT | NOT NULL | 用户ID |
+| tenant_id | BIGINT | NOT NULL | 租户ID |
+| org_id | BIGINT |  | 组织ID |
+| status | SMALLINT | DEFAULT 1 | 状态 |
+| is_deleted | SMALLINT | DEFAULT 0 | 逻辑删除标记 |
+| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 创建时间 |
+| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 更新时间 |
+
+索引：
+- `uk_tenant_user`：`UNIQUE (user_id, tenant_id) WHERE is_deleted = 0`
+
+## 2. 权限/字典/参数（全局共享）
+
+### 2.1 `sys_permission`（权限表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| perm_id | BIGSERIAL | PK | 权限ID |
+| parent_id | BIGINT |  | 父级权限ID |
+| name | VARCHAR(100) | NOT NULL | 权限名称 |
+| code | VARCHAR(100) | NOT NULL, UNIQUE | 权限编码 |
+| perm_type | VARCHAR(20) | NOT NULL | 权限类型 |
+| level | INTEGER | NOT NULL | 层级 |
+| path | VARCHAR(255) |  | 路径 |
+| component | VARCHAR(255) |  | 组件 |
+| icon | VARCHAR(100) |  | 图标 |
+| sort_order | INTEGER | NOT NULL, DEFAULT 0 | 排序 |
+| is_visible | SMALLINT | NOT NULL, DEFAULT 1 | 是否可见 |
+| status | SMALLINT | NOT NULL, DEFAULT 1 | 状态 |
+| description | TEXT |  | 描述 |
+| meta | JSONB |  | 扩展信息 |
+| is_deleted | SMALLINT | NOT NULL, DEFAULT 0 | 逻辑删除标记 |
+| created_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 创建时间 |
+| updated_at | TIMESTAMP(6) | NOT NULL, DEFAULT now() | 更新时间 |
+
+### 2.2 `sys_dict_type`（字典类型表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| dict_type_id | BIGSERIAL | PK | 类型ID |
+| type_code | VARCHAR(50) | NOT NULL, UNIQUE | 类型编码 |
+| type_name | VARCHAR(50) | NOT NULL | 类型名称 |
+| status | SMALLINT | DEFAULT 1 | 状态 |
+| remark | TEXT |  | 备注 |
+| created_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 创建时间 |
+| updated_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 更新时间 |
+| is_deleted | SMALLINT | DEFAULT 0 | 逻辑删除标记 |
+
+**初始化数据：**
+- `sys_common_status`: 通用状态 (启用/禁用)
+- `sys_permission_type`: 权限类型 (目录/菜单/按钮)
+- `sys_common_visibility`: 可见性 (显示/隐藏)
+- `sys_permission_level`: 权限层级 (1, 2, 3)
+- `sys_log_type`: 日志类型 (LOGIN/OPERATION)
+- `sys_param_type`: 参数类型 (String/Number/Boolean/JSON)
+- `sys_log_status`: 操作状态 (成功/失败)
+
+### 2.3 `sys_dict_item`（字典项表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| dict_item_id | BIGSERIAL | PK | 字典项ID |
+| type_code | VARCHAR(50) | NOT NULL | 字典类型编码 |
+| item_label | VARCHAR(100) | NOT NULL | 展示文本 |
+| item_value | VARCHAR(100) | NOT NULL | 存储值 |
+| sort_order | INT | DEFAULT 0 | 排序 |
+| status | SMALLINT | DEFAULT 1 | 状态 |
+| created_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 创建时间 |
+| updated_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 更新时间 |
+| is_deleted | SMALLINT | DEFAULT 0 | 逻辑删除标记 |
+
+索引：
+- `idx_dict_item_type`：`(type_code)`
+- `uk_dict_item_value`：`UNIQUE (type_code, item_value)`
+
+### 2.4 `sys_param`（系统参数表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| id | BIGSERIAL | PK | 参数ID |
+| param_key | VARCHAR(100) | NOT NULL, UNIQUE | 参数键 |
+| param_value | TEXT | NOT NULL | 参数值 |
+| param_type | VARCHAR(20) | NOT NULL | 参数类型 |
+| is_system | SMALLINT | DEFAULT 0 | 是否系统内置 |
+| status | SMALLINT | DEFAULT 1 | 状态 |
+| description | TEXT |  | 描述 |
+| created_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 创建时间 |
+
+## 3. 日志（租户隔离）
+
+### 3.1 `sys_log`（系统日志表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| id | BIGSERIAL | PK | 日志ID |
+| tenant_id | BIGINT | NOT NULL, DEFAULT 0 | 租户ID |
+| user_id | BIGINT |  | 用户ID |
+| username | VARCHAR(50) |  | 用户名 |
+| log_type | VARCHAR(20) |  | 日志类型（如 LOGIN、OPERATION） |
+| operation | VARCHAR(100) | NOT NULL | 操作描述 |
+| method | VARCHAR(200) |  | 方法 |
+| params | TEXT |  | 请求参数 |
+| status | SMALLINT | DEFAULT 1 | 状态 |
+| ip | VARCHAR(50) |  | IP |
+| duration | BIGINT |  | 耗时（ms） |
+| created_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 创建时间 |
+
+索引：
+- `idx_log_tenant_type`：`(tenant_id, log_type, created_at)`
+
+## 4. 平台配置
+
+### 4.1 `sys_platform_config`（平台管理表）
+| 字段 | 类型 | 约束 | 说明 |
+| --- | --- | --- | --- |
+| id | BIGINT | PK | 固定为 1 |
+| project_name | VARCHAR(128) | NOT NULL | 项目名称 |
+| logo_url | VARCHAR(512) |  | Logo URL |
+| icon_url | VARCHAR(512) |  | Icon URL |
+| login_bg_url | VARCHAR(512) |  | 登录页背景 |
+| icp_info | VARCHAR(128) |  | 备案信息 |
+| copyright_info | VARCHAR(255) |  | 版权信息 |
+| system_description | TEXT |  | 系统描述 |
+| created_at | TIMESTAMP | NOT NULL | 创建时间 |
+| updated_at | TIMESTAMP | NOT NULL | 更新时间 |
+

backend/design/db_schema_pgsql.sql

@@ -0,0 +1,265 @@
+-- PostgreSQL Database Schema for iMeeting (Multi-tenant)
+-- 0 为系统预留租户 ID
+
+-- ----------------------------
+-- 0. 租户与组织
+-- ----------------------------
+
+-- 租户表
+CREATE TABLE sys_tenant (
+                            id              BIGSERIAL PRIMARY KEY,
+                            tenant_code     VARCHAR(64) NOT NULL UNIQUE,
+                            tenant_name     VARCHAR(128) NOT NULL,
+                            status          SMALLINT NOT NULL DEFAULT 1,
+                            expire_time     TIMESTAMP(6),
+                            contact_name    VARCHAR(64),
+                            contact_phone   VARCHAR(32),
+                            remark          VARCHAR(255),
+                            created_at      TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+                            updated_at      TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+                            is_deleted      SMALLINT DEFAULT 0
+);
+CREATE UNIQUE INDEX uk_tenant_code ON sys_tenant (tenant_code) WHERE is_deleted = FALSE;
+
+-- 组织架构表
+DROP TABLE IF EXISTS sys_org CASCADE;
+
+CREATE TABLE sys_org (
+                         id          BIGSERIAL PRIMARY KEY,
+                         tenant_id   BIGINT NOT NULL,
+                         parent_id   BIGINT,
+                         org_name    VARCHAR(128) NOT NULL,
+                         org_code    VARCHAR(64),
+                         org_path    VARCHAR(512),
+                         sort_order  INTEGER DEFAULT 0,
+                         status      SMALLINT DEFAULT 1,
+                         created_at  TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+                         updated_at  TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+                         is_deleted  SMALLINT DEFAULT 0,
+                         CONSTRAINT fk_org_parent FOREIGN KEY (parent_id)
+                             REFERENCES sys_org(id),
+                         CONSTRAINT fk_org_tenant FOREIGN KEY (tenant_id)
+                             REFERENCES sys_tenant(id)
+);
+
+CREATE INDEX idx_org_tenant ON sys_org (tenant_id);
+
+-- ----------------------------
+-- 1. 用户与角色
+-- ----------------------------
+
+-- 用户表
+DROP TABLE IF EXISTS sys_user CASCADE;
+
+CREATE TABLE sys_user (
+                          user_id            BIGSERIAL PRIMARY KEY,
+                          username           VARCHAR(50) NOT NULL UNIQUE,
+                          display_name       VARCHAR(50) NOT NULL,
+                          email              VARCHAR(100),
+                          phone              VARCHAR(30) UNIQUE,
+                          password_hash      VARCHAR(255) NOT NULL,
+                          status             SMALLINT NOT NULL DEFAULT 1,
+                          is_deleted         SMALLINT NOT NULL DEFAULT 0,
+                          pwd_reset_required SMALLINT DEFAULT 1,
+                          created_at         TIMESTAMP(6) NOT NULL DEFAULT now(),
+                          updated_at         TIMESTAMP(6) NOT NULL DEFAULT now(),
+                          is_platform_admin  BOOLEAN DEFAULT false
+);
+CREATE UNIQUE INDEX uk_user_username ON sys_user (username) WHERE is_deleted = FALSE;
+
+-- 角色表
+DROP TABLE IF EXISTS sys_role CASCADE;
+
+CREATE TABLE sys_role (
+                          role_id    BIGSERIAL PRIMARY KEY,
+                          tenant_id  BIGINT,
+                          role_code  VARCHAR(50) NOT NULL UNIQUE,
+                          role_name  VARCHAR(50) NOT NULL,
+                          status     SMALLINT NOT NULL DEFAULT 1,
+                          remark     TEXT,
+                          is_deleted SMALLINT NOT NULL DEFAULT 0,
+                          created_at TIMESTAMP(6) NOT NULL DEFAULT now(),
+                          updated_at TIMESTAMP(6) NOT NULL DEFAULT now()
+);
+
+CREATE INDEX idx_sys_role_tenant ON sys_role (tenant_id);
+CREATE UNIQUE INDEX uk_role_code ON sys_role (tenant_id, role_code) WHERE is_deleted = FALSE;
+
+-- 用户-角色关联表 (无 tenant_id, 随 User/Role 隔离)
+DROP TABLE IF EXISTS sys_user_role CASCADE;
+
+CREATE TABLE sys_user_role (
+                               id         BIGSERIAL PRIMARY KEY,
+                               tenant_id  BIGINT,
+                               user_id    BIGINT NOT NULL,
+                               role_id    BIGINT NOT NULL,
+                               is_deleted SMALLINT NOT NULL DEFAULT 0,
+                               created_at TIMESTAMP(6) NOT NULL DEFAULT now(),
+                               updated_at TIMESTAMP(6) NOT NULL DEFAULT now(),
+                               UNIQUE (user_id, role_id)
+);
+
+-- ----------------------------
+-- 2. 权限/字典/参数 (全局共享, 无 tenant_id)
+-- ----------------------------
+
+DROP TABLE IF EXISTS sys_permission CASCADE;
+
+CREATE TABLE sys_permission (
+                                perm_id     BIGSERIAL PRIMARY KEY,
+                                parent_id   BIGINT,
+                                name        VARCHAR(100) NOT NULL,
+                                code        VARCHAR(100) NOT NULL UNIQUE,
+                                perm_type   VARCHAR(20) NOT NULL,
+                                level       INTEGER NOT NULL,
+                                path        VARCHAR(255),
+                                component   VARCHAR(255),
+                                icon        VARCHAR(100),
+                                sort_order  INTEGER NOT NULL DEFAULT 0,
+                                is_visible  SMALLINT NOT NULL DEFAULT 1,
+                                status      SMALLINT NOT NULL DEFAULT 1,
+                                description TEXT,
+                                meta        JSONB,
+                                is_deleted  SMALLINT NOT NULL DEFAULT 0,
+                                created_at  TIMESTAMP(6) NOT NULL DEFAULT now(),
+                                updated_at  TIMESTAMP(6) NOT NULL DEFAULT now()
+);
+
+DROP TABLE IF EXISTS sys_tenant_user CASCADE;
+
+CREATE TABLE sys_tenant_user (
+                                 id         BIGSERIAL PRIMARY KEY,
+                                 user_id    BIGINT NOT NULL,
+                                 tenant_id  BIGINT NOT NULL,
+                                 org_id     BIGINT,
+                                 status     SMALLINT DEFAULT 1,
+                                 is_deleted SMALLINT DEFAULT 0,
+                                 created_at TIMESTAMP(6) NOT NULL DEFAULT now(),
+                                 updated_at TIMESTAMP(6) NOT NULL DEFAULT now()
+);
+
+CREATE UNIQUE INDEX uk_tenant_user
+    ON sys_tenant_user (user_id, tenant_id)
+    WHERE is_deleted = 0;
+CREATE TABLE sys_dict_type (
+    dict_type_id BIGSERIAL PRIMARY KEY,
+    type_code VARCHAR(50) UNIQUE NOT NULL,
+    type_name VARCHAR(50) NOT NULL,
+    status SMALLINT DEFAULT 1,
+    remark TEXT,
+    created_at TIMESTAMP NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMP NOT NULL DEFAULT NOW(),
+    is_deleted SMALLINT DEFAULT 0
+);
+
+CREATE TABLE sys_dict_item (
+    dict_item_id BIGSERIAL PRIMARY KEY,
+    type_code VARCHAR(50) NOT NULL,
+    item_label VARCHAR(100) NOT NULL,
+    item_value VARCHAR(100) NOT NULL,
+    sort_order INT DEFAULT 0,
+    status SMALLINT DEFAULT 1,
+    created_at TIMESTAMP NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMP NOT NULL DEFAULT NOW(),
+    is_deleted SMALLINT DEFAULT 0
+);
+CREATE INDEX idx_dict_item_type ON sys_dict_item (type_code);
+CREATE UNIQUE INDEX uk_dict_item_value ON sys_dict_item (type_code, item_value);
+
+CREATE TABLE sys_param (
+    id BIGSERIAL PRIMARY KEY,
+    param_key VARCHAR(100) UNIQUE NOT NULL,
+    param_value TEXT NOT NULL,
+    param_type VARCHAR(20) NOT NULL,
+    is_system SMALLINT DEFAULT 0,
+    status SMALLINT DEFAULT 1,
+    description TEXT,
+    created_at TIMESTAMP NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMP NOT NULL DEFAULT NOW(),
+    is_deleted SMALLINT DEFAULT 0
+);
+
+-- ----------------------------
+-- 3. 日志 (租户隔离)
+-- ----------------------------
+
+CREATE TABLE sys_log (
+    id BIGSERIAL PRIMARY KEY,
+    tenant_id BIGINT NOT NULL DEFAULT 0,
+    user_id BIGINT,
+    username VARCHAR(50),
+    log_type VARCHAR(20), -- LOGIN, OPERATION
+    operation VARCHAR(100) NOT NULL,
+    method VARCHAR(200),
+    params TEXT,
+    status SMALLINT DEFAULT 1,
+    ip VARCHAR(50),
+    duration BIGINT,
+    created_at TIMESTAMP NOT NULL DEFAULT NOW()
+);
+CREATE INDEX idx_log_tenant_type ON sys_log (tenant_id, log_type, created_at);
+
+-- ----------------------------
+-- 4. 平台配置 (系统品牌化)
+-- ----------------------------
+DROP TABLE IF EXISTS sys_platform_config CASCADE;
+CREATE TABLE sys_platform_config (
+    id                BIGINT PRIMARY KEY, -- 固定为 1
+    project_name      VARCHAR(128) NOT NULL,
+    logo_url          VARCHAR(512),
+    icon_url          VARCHAR(512),
+    login_bg_url      VARCHAR(512),
+    icp_info          VARCHAR(128),
+    copyright_info    VARCHAR(255),
+    system_description TEXT,
+    created_at        TIMESTAMP(6) DEFAULT CURRENT_TIMESTAMP,
+    updated_at        TIMESTAMP(6) DEFAULT CURRENT_TIMESTAMP,
+    is_deleted        SMALLINT DEFAULT 0
+);
+
+INSERT INTO sys_platform_config (id, project_name, copyright_info) 
+VALUES (1, 'iMeeting 智能会议系统', '© 2026 iMeeting Team. All rights reserved.');
+
+-- ----------------------------
+-- 5. 基础初始化数据
+-- ----------------------------
+
+-- 字典初始化数据
+-- sys_common_status
+INSERT INTO sys_dict_type (type_code, type_name, remark) VALUES ('sys_common_status', '通用状态', '0=禁用, 1=启用');
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_common_status', '启用', '1', 1);
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_common_status', '禁用', '0', 2);
+
+-- sys_permission_type
+INSERT INTO sys_dict_type (type_code, type_name, remark) VALUES ('sys_permission_type', '权限类型', 'directory=目录, menu=菜单, button=按钮');
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_permission_type', '目录', 'directory', 1);
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_permission_type', '菜单', 'menu', 2);
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_permission_type', '按钮', 'button', 3);
+
+-- sys_common_visibility
+INSERT INTO sys_dict_type (type_code, type_name, remark) VALUES ('sys_common_visibility', '可见性', '0=隐藏, 1=显示');
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_common_visibility', '显示', '1', 1);
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_common_visibility', '隐藏', '0', 2);
+
+-- sys_permission_level
+INSERT INTO sys_dict_type (type_code, type_name, remark) VALUES ('sys_permission_level', '权限层级', '1=一级入口, 2=二级子项, 3=三级按钮');
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_permission_level', '一级入口', '1', 1);
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_permission_level', '二级子项', '2', 2);
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_permission_level', '三级按钮', '3', 3);
+
+-- sys_log_type
+INSERT INTO sys_dict_type (type_code, type_name, remark) VALUES ('sys_log_type', '日志类型', 'LOGIN=登录, OPERATION=操作');
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_log_type', '登录', 'LOGIN', 1);
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_log_type', '操作', 'OPERATION', 2);
+
+-- sys_param_type
+INSERT INTO sys_dict_type (type_code, type_name, remark) VALUES ('sys_param_type', '参数类型', 'String, Number, Boolean, JSON');
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_param_type', 'String', 'String', 1);
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_param_type', 'Number', 'Number', 2);
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_param_type', 'Boolean', 'Boolean', 3);
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_param_type', 'JSON', 'JSON', 4);
+
+-- sys_log_status
+INSERT INTO sys_dict_type (type_code, type_name, remark) VALUES ('sys_log_status', '操作状态', '1=成功, 0=失败');
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_log_status', '成功', '1', 1);
+INSERT INTO sys_dict_item (type_code, item_label, item_value, sort_order) VALUES ('sys_log_status', '失败', '0', 2);

frontend/src/components/shared/PageHeader/index.tsx

@@ -0,0 +1,31 @@
+import { Typography, Space } from 'antd';
+import React from 'react';
+
+const { Title, Text } = Typography;
+
+interface PageHeaderProps {
+  title: React.ReactNode;
+  subtitle?: React.ReactNode;
+  extra?: React.ReactNode;
+  className?: string;
+}
+
+const PageHeader: React.FC<PageHeaderProps> = ({ title, subtitle, extra, className = '' }) => {
+  return (
+    <div className={`page-header flex justify-between items-end mb-6 ${className}`}>
+      <div>
+        <Title level={4} className="mb-1" style={{ margin: 0 }}>
+          {title}
+        </Title>
+        {subtitle && (
+          <Text type="secondary" style={{ display: 'block' }}>
+            {subtitle}
+          </Text>
+        )}
+      </div>
+      {extra && <div className="page-header-extra">{extra}</div>}
+    </div>
+  );
+};
+
+export default PageHeader;

frontend/src/hooks/useDict.ts

@@ -0,0 +1,45 @@
+import { useState, useEffect } from 'react';
+import { fetchDictItemsByTypeCode } from '../api/dict';
+import { SysDictItem } from '../types';
+
+const dictCache: Record<string, SysDictItem[]> = {};
+const pendingRequests: Record<string, Promise<SysDictItem[]>[]> = {};
+
+export function useDict(typeCode: string) {
+  const [items, setItems] = useState<SysDictItem[]>(dictCache[typeCode] || []);
+  const [loading, setLoading] = useState(!dictCache[typeCode]);
+
+  useEffect(() => {
+    if (dictCache[typeCode]) {
+      setItems(dictCache[typeCode]);
+      setLoading(false);
+      return;
+    }
+
+    let isMounted = true;
+
+    const load = async () => {
+      try {
+        const data = await fetchDictItemsByTypeCode(typeCode);
+        if (isMounted) {
+          dictCache[typeCode] = data;
+          setItems(data);
+        }
+      } catch (e) {
+        console.error(`Failed to fetch dictionary ${typeCode}:`, e);
+      } finally {
+        if (isMounted) {
+          setLoading(false);
+        }
+      }
+    };
+
+    load();
+
+    return () => {
+      isMounted = false;
+    };
+  }, [typeCode]);
+
+  return { items, loading };
+}

frontend/src/pages/Profile.tsx

@@ -0,0 +1,158 @@
+import {
+  Button,
+  Card,
+  Form,
+  Input,
+  message,
+  Tabs,
+  Typography,
+  Row,
+  Col,
+  Space,
+  Avatar
+} from "antd";
+import { useEffect, useState } from "react";
+import { useTranslation } from "react-i18next";
+import { getCurrentUser, updateMyProfile, updateMyPassword } from "../api";
+import { UserOutlined, LockOutlined, SaveOutlined, SolutionOutlined } from "@ant-design/icons";
+import type { UserProfile } from "../types";
+import PageHeader from "../components/shared/PageHeader";
+
+const { Title, Text } = Typography;
+
+export default function Profile() {
+  const { t } = useTranslation();
+  const [loading, setLoading] = useState(false);
+  const [saving, setSaving] = useState(false);
+  const [user, setUser] = useState<UserProfile | null>(null);
+  const [profileForm] = Form.useForm();
+  const [pwdForm] = Form.useForm();
+
+  const loadUser = async () => {
+    setLoading(true);
+    try {
+      const data = await getCurrentUser();
+      setUser(data);
+      profileForm.setFieldsValue(data);
+    } catch (e) {
+      // Interceptor handles error
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  useEffect(() => {
+    loadUser();
+  }, []);
+
+  const handleUpdateProfile = async () => {
+    try {
+      const values = await profileForm.validateFields();
+      setSaving(true);
+      await updateMyProfile(values);
+      message.success(t('common.success'));
+      loadUser();
+    } catch (e) {
+    } finally {
+      setSaving(false);
+    }
+  };
+
+  const handleUpdatePassword = async () => {
+    try {
+      const values = await pwdForm.validateFields();
+      setSaving(true);
+      await updateMyPassword(values);
+      message.success(t('common.success'));
+      pwdForm.resetFields();
+    } catch (e) {
+    } finally {
+      setSaving(false);
+    }
+  };
+
+  return (
+    <div className="p-6 max-w-4xl mx-auto">
+      <PageHeader
+        title="个人中心"
+        subtitle="管理您的个人基础信息及账号安全设置"
+      />
+
+      <Row gutter={24}>
+        <Col span={8}>
+          <Card className="text-center shadow-sm">
+            <Avatar size={80} icon={<UserOutlined />} style={{ backgroundColor: '#1677ff', marginBottom: 16 }} />
+            <Title level={5} style={{ margin: 0 }}>{user?.displayName}</Title>
+            <Text type="secondary">@{user?.username}</Text>
+            <div className="mt-4">
+              {user?.isPlatformAdmin ? <Tag color="gold">平台管理员</Tag> : <Tag color="blue">普通用户</Tag>}
+            </div>
+          </Card>
+        </Col>
+        
+        <Col span={16}>
+          <Card className="shadow-sm">
+            <Tabs defaultActiveKey="basic">
+              <Tabs.TabPane 
+                tab={<span><SolutionOutlined />基本信息</span>} 
+                key="basic"
+              >
+                <Form form={profileForm} layout="vertical" onFinish={handleUpdateProfile} style={{ marginTop: 16 }}>
+                  <Form.Item label="显示姓名" name="displayName" rules={[{ required: true }]}>
+                    <Input />
+                  </Form.Item>
+                  <Form.Item label="邮箱" name="email">
+                    <Input />
+                  </Form.Item>
+                  <Form.Item label="手机号" name="phone">
+                    <Input />
+                  </Form.Item>
+                  <Button type="primary" icon={<SaveOutlined />} loading={saving} onClick={() => profileForm.submit()}>
+                    保存修改
+                  </Button>
+                </Form>
+              </Tabs.TabPane>
+              
+              <Tabs.TabPane 
+                tab={<span><LockOutlined />安全设置</span>} 
+                key="password"
+              >
+                <Form form={pwdForm} layout="vertical" onFinish={handleUpdatePassword} style={{ marginTop: 16 }}>
+                  <Form.Item label="旧密码" name="oldPassword" rules={[{ required: true }]}>
+                    <Input.Password />
+                  </Form.Item>
+                  <Form.Item label="新密码" name="newPassword" rules={[{ required: true, min: 6 }]}>
+                    <Input.Password />
+                  </Form.Item>
+                  <Form.Item 
+                    label="确认新密码" 
+                    name="confirmPassword" 
+                    dependencies={['newPassword']}
+                    rules={[
+                      { required: true },
+                      ({ getFieldValue }) => ({
+                        validator(_, value) {
+                          if (!value || getFieldValue('newPassword') === value) {
+                            return Promise.resolve();
+                          }
+                          return Promise.reject(new Error('两次输入的密码不一致'));
+                        },
+                      }),
+                    ]}
+                  >
+                    <Input.Password />
+                  </Form.Item>
+                  <Button type="primary" danger loading={saving} onClick={() => pwdForm.submit()}>
+                    修改密码
+                  </Button>
+                </Form>
+              </Tabs.TabPane>
+            </Tabs>
+          </Card>
+        </Col>
+      </Row>
+    </div>
+  );
+}
+
+import { Tag } from "antd";

frontend/src/pages/ResetPassword.tsx

@@ -0,0 +1,86 @@
+import { Button, Card, Form, Input, message, Typography, Layout } from "antd";
+import { useState } from "react";
+import { updateMyPassword } from "../api";
+import { LockOutlined, LogoutOutlined } from "@ant-design/icons";
+import { useNavigate } from "react-router-dom";
+
+const { Title, Text } = Typography;
+
+export default function ResetPassword() {
+  const [loading, setLoading] = useState(false);
+  const navigate = useNavigate();
+  const [form] = Form.useForm();
+
+  const onFinish = async (values: any) => {
+    setLoading(true);
+    try {
+      await updateMyPassword({
+        oldPassword: values.oldPassword,
+        newPassword: values.newPassword
+      });
+      message.success("密码修改成功，请重新登录");
+      // 清理并重新登录
+      localStorage.clear();
+      sessionStorage.clear();
+      navigate("/login");
+    } catch (e) {
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  const handleLogout = () => {
+    localStorage.clear();
+    sessionStorage.clear();
+    navigate("/login");
+  };
+
+  return (
+    <Layout style={{ minHeight: '100vh', background: '#f0f2f5', display: 'flex', alignItems: 'center', justifyContent: 'center' }}>
+      <Card style={{ width: 400, borderRadius: 8, boxShadow: '0 4px 12px rgba(0,0,0,0.1)' }}>
+        <div className="text-center mb-6">
+          <LockOutlined style={{ fontSize: 40, color: '#1890ff' }} />
+          <Title level={3} style={{ marginTop: 16 }}>强制修改密码</Title>
+          <Text type="secondary">为了您的账户安全，首次登录或密码被重置后需要修改密码方可继续使用系统。</Text>
+        </div>
+
+        <Form form={form} layout="vertical" onFinish={onFinish}>
+          <Form.Item label="当前初始密码" name="oldPassword" rules={[{ required: true }]}>
+            <Input.Password prefix={<LockOutlined />} />
+          </Form.Item>
+          
+          <Form.Item label="设置新密码" name="newPassword" rules={[{ required: true, min: 6 }]}>
+            <Input.Password prefix={<LockOutlined />} />
+          </Form.Item>
+
+          <Form.Item 
+            label="确认新密码" 
+            name="confirmPassword" 
+            dependencies={['newPassword']}
+            rules={[
+              { required: true },
+              ({ getFieldValue }) => ({
+                validator(_, value) {
+                  if (!value || getFieldValue('newPassword') === value) {
+                    return Promise.resolve();
+                  }
+                  return Promise.reject(new Error('两次输入的密码不一致'));
+                },
+              }),
+            ]}
+          >
+            <Input.Password prefix={<LockOutlined />} />
+          </Form.Item>
+
+          <Button type="primary" htmlType="submit" block size="large" loading={loading} style={{ marginTop: 8 }}>
+            立即修改并重新登录
+          </Button>
+          
+          <Button type="link" block icon={<LogoutOutlined />} onClick={handleLogout} style={{ marginTop: 8 }}>
+            退出登录
+          </Button>
+        </Form>
+      </Card>
+    </Layout>
+  );
+}

frontend/src/pages/Users.tsx

@@ -43,6 +43,7 @@ import {
   MinusCircleOutlined
 } from "@ant-design/icons";
 import PageHeader from "../components/shared/PageHeader";
+import {SysOrg, SysRole, SysTenant, SysUser} from "../types";
 import { getStandardPagination } from "../utils/pagination";
 
 const { Title, Text } = Typography;
@@ -313,7 +314,7 @@ export default function Users() {
           <div>
             <Space size={4}>
                 <div className="user-display-name">{record.displayName}</div>
-                {record.isPlatformAdmin && <Tag color="gold" size="small" style={{ fontSize: 10 }}>{t('users.platformAdmin')}</Tag>}
+                {record.isPlatformAdmin && <Tag color="gold"  style={{ fontSize: 10 }}>{t('users.platformAdmin')}</Tag>}
             </Space>
             <div className="user-username tabular-nums">@{record.username}</div>
           </div>

frontend/src/utils/pagination.ts

@@ -0,0 +1,25 @@
+import { TablePaginationConfig } from 'antd';
+import i18n from '../i18n';
+
+/**
+ * Returns a standardized Ant Design pagination configuration.
+ */
+export const getStandardPagination = (
+  total: number, 
+  current: number, 
+  pageSize: number,
+  onChange?: (page: number, size: number) => void
+): TablePaginationConfig => {
+  return {
+    total,
+    current,
+    pageSize,
+    onChange,
+    showSizeChanger: true,
+    showQuickJumper: true,
+    showTotal: (totalCount) => i18n.t('common.total', { total: totalCount }),
+    pageSizeOptions: ['10', '20', '50', '100'],
+    size: 'middle',
+    position: ['bottomRight']
+  };
+};