feat(brand): apply 森林AI identity

apps/web_v1/src/pages/login.tsx

@@ -38,8 +38,8 @@ export function LoginPage({ onLogin }: { onLogin: (input: { server: string; emai
       <Card className="login-card" bordered>
         <div className="login-brand-panel">
           <div className="brand-lockup large">
-            <span className="brand-symbol">S</span>
-            <Title heading={2}>森林Agent</Title>
+            <img className="brand-icon" src="/senlinai-icon.svg" alt="" aria-hidden="true" />
+            <Title heading={2}>森林AI</Title>
           </div>
           <Text className="login-slogan">私有部署 · 安全可控的智能协作平台</Text>
           <Text type="secondary">知识沉淀 · 团队协作 · AI Agent</Text>
@@ -51,7 +51,7 @@ export function LoginPage({ onLogin }: { onLogin: (input: { server: string; emai
         </div>
 
         <div className="login-form-panel">
-          <Title heading={4}>登录到您的 SenlinAI</Title>
+          <Title heading={4}>登录到您的森林AI</Title>
           <Text type="secondary">连接私有工作台</Text>
           <Form layout="vertical" className="login-form">
             <Form.Item label="服务器地址（IP 或域名优先）">
@@ -81,7 +81,7 @@ export function LoginPage({ onLogin }: { onLogin: (input: { server: string; emai
         <div className="login-value-panel">
           <Title heading={3}>安全 · 专注 · 高效</Title>
           <Paragraph>
-            SenlinAI 是面向知识工作者与内部团队的私有部署工作台，帮助团队在统一空间中收集信息、整理知识、协同决策。
+            森林AI 是面向知识工作者与内部团队的私有部署工作台，帮助团队在统一空间中收集信息、整理知识、协同决策。
           </Paragraph>
           <ValuePoint icon={<IconSafe />} title="私有部署，数据自有" desc="所有数据与模型运行在您的环境中，安全可控。" />
           <ValuePoint icon={<IconBook />} title="知识沉淀，结构清晰" desc="从收集到整理，形成可复用的团队知识库。" />

apps/web_v1/src/pages/projects/project-rail.tsx

@@ -1,6 +1,6 @@
 import type { CSSProperties } from 'react'
 import { Badge, Button, Layout, Space } from '@arco-design/web-react'
-import { IconCompass, IconDashboard, IconPlus } from '@arco-design/web-react/icon'
+import { IconCompass, IconPlus } from '@arco-design/web-react/icon'
 import type { Project, WorkbenchView } from './project-types'
 
 const { Sider } = Layout
@@ -26,10 +26,10 @@ export function ProjectRail({
     <Sider className="project-rail" width={96}>
       <Button
         className={activeView === 'workspace' ? 'dashboard-button active' : 'dashboard-button'}
-        icon={<IconDashboard />}
+        icon={<img className="brand-icon rail-brand-icon" src="/senlinai-icon.svg" alt="" aria-hidden="true" />}
         onClick={onSelectWorkspace}
-        aria-label="工作台"
-        title="工作台"
+        aria-label="森林AI 工作台"
+        title="森林AI 工作台"
       />
       <Button
         className={activeView === 'workspace-explore' ? 'dashboard-button active' : 'dashboard-button'}

apps/web_v1/src/pages/projects/project-topbar.tsx

@@ -11,8 +11,8 @@ export function ProjectTopbar({ theme, onToggleTheme }: { theme: Theme; onToggle
   return (
     <Header className="topbar">
       <div className="brand-lockup">
-        <span className="brand-symbol">S</span>
-        <Text className="brand-name">SenlinAI</Text>
+        <img className="brand-icon" src="/senlinai-icon.svg" alt="" aria-hidden="true" />
+        <Text className="brand-name">森林AI</Text>
       </div>
       <div className="global-search" role="search">
         <Input size="large" prefix={<IconSearch />} placeholder="搜索项目、频道、文档、任务、联系人..." />