feat: add rerank models to the project #724 #162 (#966)

### What problem does this PR solve?

Vector similarity weight is displayed incorrectly #965
feat: add rerank models to the project #724 #162
### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

web/src/components/rerank.tsx

@@ -0,0 +1,57 @@
+import { LlmModelType } from '@/constants/knowledge';
+import { useTranslate } from '@/hooks/commonHooks';
+import { useSelectLlmOptionsByModelType } from '@/hooks/llmHooks';
+import { Form, Select, Slider } from 'antd';
+
+type FieldType = {
+  rerank_id?: string;
+  top_k?: number;
+};
+
+export const RerankItem = () => {
+  const { t } = useTranslate('knowledgeDetails');
+  const allOptions = useSelectLlmOptionsByModelType();
+
+  return (
+    <Form.Item
+      label={t('rerankModel')}
+      name={'rerank_id'}
+      tooltip={t('rerankTip')}
+    >
+      <Select
+        options={allOptions[LlmModelType.Rerank]}
+        allowClear
+        placeholder={t('rerankPlaceholder')}
+      />
+    </Form.Item>
+  );
+};
+
+const Rerank = () => {
+  const { t } = useTranslate('knowledgeDetails');
+
+  return (
+    <>
+      <RerankItem></RerankItem>
+      <Form.Item noStyle dependencies={['rerank_id']}>
+        {({ getFieldValue }) => {
+          const rerankId = getFieldValue('rerank_id');
+          return (
+            rerankId && (
+              <Form.Item<FieldType>
+                label={t('topK')}
+                name={'top_k'}
+                initialValue={1024}
+                tooltip={t('topKTip')}
+              >
+                <Slider max={2048} min={1} />
+              </Form.Item>
+            )
+          );
+        }}
+      </Form.Item>
+    </>
+  );
+};
+
+export default Rerank;

web/src/components/similarity-slider/index.tsx

@@ -26,7 +26,7 @@ const SimilaritySlider = ({ isTooltipShown = false }: IProps) => {
       <Form.Item<FieldType>
         label={t('vectorSimilarityWeight')}
         name={'vector_similarity_weight'}
-        initialValue={0.3}
+        initialValue={1 - 0.3}
         tooltip={isTooltipShown && t('vectorSimilarityWeightTip')}
       >
         <Slider max={1} step={0.01} />