feat: add new theme air (#1167)

* chore: add theme air with new-api main branch v0.2.0.3-alpha.1(first step)

* feat: 完成渠道界面

* chore: 优化渠道界面样式问题

* feat: 完成兑换码界面

* feat: 完成充值（钱包）界面

* chore: 初代air主题将使用default主题的运营设置界面、系统设置界面、其他设置界面

* feat: 完成日志界面

* feat: 完成用户管理界面

* feat: 完成个人设置界面

* feat: 完成令牌界面

* chore: 优化令牌界面逻辑

* feat: 修改版权信息

* chore: make necessary changes

---------

Co-authored-by: Calon <1808837298@qq.com>
Co-authored-by: Apple\Apple <zeraturing@foxmail.com>
Co-authored-by: JustSong <songquanpeng@foxmail.com>

web/air/src/components/Footer.js

@@ -0,0 +1,64 @@
+import React, { useEffect, useState } from 'react';
+
+import { Container, Segment } from 'semantic-ui-react';
+import { getFooterHTML, getSystemName } from '../helpers';
+
+const Footer = () => {
+  const systemName = getSystemName();
+  const [footer, setFooter] = useState(getFooterHTML());
+  let remainCheckTimes = 5;
+
+  const loadFooter = () => {
+    let footer_html = localStorage.getItem('footer_html');
+    if (footer_html) {
+      setFooter(footer_html);
+    }
+  };
+
+  useEffect(() => {
+    const timer = setInterval(() => {
+      if (remainCheckTimes <= 0) {
+        clearInterval(timer);
+        return;
+      }
+      remainCheckTimes--;
+      loadFooter();
+    }, 200);
+    return () => clearTimeout(timer);
+  }, []);
+
+  return (
+    <Segment vertical>
+      <Container textAlign='center'>
+        {footer ? (
+          <div
+            className='custom-footer'
+            dangerouslySetInnerHTML={{ __html: footer }}
+          ></div>
+        ) : (
+          <div className='custom-footer'>
+            <a
+              href='https://github.com/songquanpeng/one-api'
+              target='_blank'
+            >
+              {systemName} {process.env.REACT_APP_VERSION}{' '}
+            </a>
+            由{' '}
+            <a href='https://github.com/songquanpeng' target='_blank'>
+              JustSong
+            </a>{' '}
+            构建，主题 air 来自{' '}
+            <a href='https://github.com/Calcium-Ion' target='_blank'>
+              Calon
+            </a>{' '}，源代码遵循{' '}
+            <a href='https://opensource.org/licenses/mit-license.php'>
+              MIT 协议
+            </a>
+          </div>
+        )}
+      </Container>
+    </Segment>
+  );
+};
+
+export default Footer;