game/addons/game_base/views/game_base_views.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>

  <!-- ============ 顶层菜单（带品牌 logo） ============ -->
  <menuitem id="menu_game_root" name="宇森游戏" sequence="10"
            web_icon="game_base,static/description/icon.png"/>

  <!-- ============ 图鉴（按分类 + 子级分组） ============ -->
  <record id="action_game_codex" model="ir.actions.act_window">
    <field name="name">图鉴</field>
    <field name="res_model">game.codex.entry</field>
    <field name="view_mode">list,form</field>
  </record>
  <menuitem id="menu_game_codex" name="图鉴" parent="menu_game_root" action="action_game_codex" sequence="10"/>

  <record id="view_game_codex_list" model="ir.ui.view">
    <field name="name">game.codex.entry.list</field>
    <field name="model">game.codex.entry</field>
    <field name="arch" type="xml">
      <list>
        <field name="cat"/><field name="sub"/><field name="name"/><field name="tier"/><field name="image"/>
      </list>
    </field>
  </record>
  <record id="view_game_codex_form" model="ir.ui.view">
    <field name="name">game.codex.entry.form</field>
    <field name="model">game.codex.entry</field>
    <field name="arch" type="xml">
      <form>
        <group>
          <field name="cat"/><field name="sub"/><field name="tier"/>
        </group>
        <group>
          <field name="name"/>
        </group>
        <field name="image" widget="image"/>
        <field name="desc"/>
      </form>
    </field>
  </record>

  <!-- ============ 规则（菜单仅保留「规则」二字，按类别分组） ============ -->
  <record id="action_game_rule" model="ir.actions.act_window">
    <field name="name">规则</field>
    <field name="res_model">game.rule</field>
    <field name="view_mode">list,form</field>
  </record>
  <menuitem id="menu_game_rule" name="规则" parent="menu_game_root" action="action_game_rule" sequence="20"/>
  <record id="view_game_rule_list" model="ir.ui.view">
    <field name="name">game.rule.list</field>
    <field name="model">game.rule</field>
    <field name="arch" type="xml">
      <list><field name="type"/><field name="level"/><field name="name"/></list>
    </field>
  </record>
  <record id="view_game_rule_form" model="ir.ui.view">
    <field name="name">game.rule.form</field>
    <field name="model">game.rule</field>
    <field name="arch" type="xml">
      <form><group><field name="type"/><field name="level"/><field name="name"/></group><field name="desc"/></form>
    </field>
  </record>

  <!-- ============ 论坛（放后面） ============ -->
  <menuitem id="menu_game_forum" name="论坛" parent="menu_game_root" sequence="30"/>
  <record id="action_game_forum_thread" model="ir.actions.act_window">
    <field name="name">主题</field>
    <field name="res_model">game.forum.thread</field>
    <field name="view_mode">list,form</field>
  </record>
  <menuitem id="menu_game_forum_thread" name="主题" parent="menu_game_forum" action="action_game_forum_thread" sequence="31"/>
  <record id="action_game_forum_post" model="ir.actions.act_window">
    <field name="name">回复</field>
    <field name="res_model">game.forum.post</field>
    <field name="view_mode">list,form</field>
  </record>
  <menuitem id="menu_game_forum_post" name="回复" parent="menu_game_forum" action="action_game_forum_post" sequence="32"/>

  <record id="view_game_forum_thread_list" model="ir.ui.view">
    <field name="name">game.forum.thread.list</field>
    <field name="model">game.forum.thread</field>
    <field name="arch" type="xml">
      <list>
        <field name="pinned"/><field name="name"/><field name="category"/><field name="author_name"/><field name="create_date"/>
      </list>
    </field>
  </record>
  <record id="view_game_forum_thread_form" model="ir.ui.view">
    <field name="name">game.forum.thread.form</field>
    <field name="model">game.forum.thread</field>
    <field name="arch" type="xml">
      <form>
        <group>
          <field name="name"/><field name="category"/><field name="author_name"/><field name="pinned"/>
        </group>
        <field name="body_html"/>
        <field name="post_ids">
          <tree><field name="author_name"/><field name="create_date"/></tree>
          <form><field name="author_name"/><field name="body_html"/></form>
        </field>
      </form>
    </field>
  </record>
  <record id="view_game_forum_post_list" model="ir.ui.view">
    <field name="name">game.forum.post.list</field>
    <field name="model">game.forum.post</field>
    <field name="arch" type="xml">
      <list><field name="thread_id"/><field name="author_name"/><field name="create_date"/></list>
    </field>
  </record>
  <record id="view_game_forum_post_form" model="ir.ui.view">
    <field name="name">game.forum.post.form</field>
    <field name="model">game.forum.post</field>
    <field name="arch" type="xml">
      <form><field name="thread_id"/><field name="author_name"/><field name="body_html"/></form>
    </field>
  </record>

  <!-- ============ 公告（放最后） ============ -->
  <record id="action_game_announcement" model="ir.actions.act_window">
    <field name="name">公告</field>
    <field name="res_model">game.announcement</field>
    <field name="view_mode">list,form</field>
  </record>
  <menuitem id="menu_game_announcement" name="公告" parent="menu_game_root" action="action_game_announcement" sequence="40"/>
  <record id="view_game_announcement_list" model="ir.ui.view">
    <field name="name">game.announcement.list</field>
    <field name="model">game.announcement</field>
    <field name="arch" type="xml">
      <list><field name="name"/><field name="date"/><field name="priority"/><field name="active"/></list>
    </field>
  </record>
  <record id="view_game_announcement_form" model="ir.ui.view">
    <field name="name">game.announcement.form</field>
    <field name="model">game.announcement</field>
    <field name="arch" type="xml">
      <form>
        <group><field name="name"/><field name="date"/><field name="priority"/><field name="active"/></group>
        <field name="body_html"/>
      </form>
    </field>
  </record>

</odoo>