feat: sync upstream pricing from pricing endpoint (#4452)

* feat: sync upstream pricing from pricing endpoint

* feat: sync upstream pricing with expression priority

* fix: add feedback while syncing upstream pricing

* fix: show loading state for empty upstream pricing sync

web/src/components/settings/ChannelSelectorModal.jsx

@@ -155,8 +155,8 @@ const ChannelSelectorModal = forwardRef(
             onChange={handleTypeChange}
             style={{ width: 120 }}
             optionList={[
-              { label: 'ratio_config', value: 'ratio_config' },
               { label: 'pricing', value: 'pricing' },
+              { label: 'ratio_config', value: 'ratio_config' },
               { label: 'OpenRouter', value: 'openrouter' },
               { label: 'custom', value: 'custom' },
             ]}

web/src/components/settings/RatioSetting.jsx

@@ -106,7 +106,7 @@ const RatioSetting = () => {
           <Tabs.TabPane tab={t('未设置价格模型')} itemKey='unset_models'>
             <ModelRatioNotSetEditor options={inputs} refresh={onRefresh} />
           </Tabs.TabPane>
-          <Tabs.TabPane tab={t('上游倍率同步')} itemKey='upstream_sync'>
+          <Tabs.TabPane tab={t('上游价格同步')} itemKey='upstream_sync'>
             <UpstreamRatioSync options={inputs} refresh={onRefresh} />
           </Tabs.TabPane>
           <Tabs.TabPane tab={t('工具调用定价')} itemKey='tool_price'>