add huggingface model (#2624)

### What problem does this PR solve?

#2469

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

---------

Co-authored-by: Kevin Hu <kevinhu.sh@gmail.com>

web/src/pages/user-setting/constants.tsx

@@ -26,4 +26,5 @@ export const LocalLlmFactories = [
   'TogetherAI',
   'Replicate',
   'OpenRouter',
+  'HuggingFace',
 ];

web/src/pages/user-setting/setting-model/constant.ts

@@ -40,6 +40,7 @@ export const IconMap = {
   Anthropic: 'anthropic',
   'Voyage AI': 'voyage',
   'Google Cloud': 'google-cloud',
+  HuggingFace: 'huggingface',
 };
 
 export const BedrockRegionList = [

web/src/pages/user-setting/setting-model/ollama-modal/index.tsx

@@ -8,6 +8,20 @@ type FieldType = IAddLlmRequestBody & { vision: boolean };
 
 const { Option } = Select;
 
+const llmFactoryToUrlMap = {
+  Ollama: 'https://huggingface.co/docs/text-embeddings-inference/quick_tour',
+  Xinference: 'https://inference.readthedocs.io/en/latest/user_guide',
+  LocalAI: 'https://localai.io/docs/getting-started/models/',
+  'LM-Studio': 'https://lmstudio.ai/docs/basics',
+  'OpenAI-API-Compatible': 'https://platform.openai.com/docs/models/gpt-4',
+  TogetherAI: 'https://docs.together.ai/docs/deployment-options',
+  Replicate: 'https://replicate.com/docs/topics/deployments',
+  OpenRouter: 'https://openrouter.ai/docs',
+  HuggingFace:
+    'https://huggingface.co/docs/text-embeddings-inference/quick_tour',
+};
+type LlmFactory = keyof typeof llmFactoryToUrlMap;
+
 const OllamaModal = ({
   visible,
   hideModal,
@@ -35,7 +49,9 @@ const OllamaModal = ({
 
     onOk?.(data);
   };
-
+  const url =
+    llmFactoryToUrlMap[llmFactory as LlmFactory] ||
+    'https://huggingface.co/docs/text-embeddings-inference/quick_tour';
   return (
     <Modal
       title={t('addLlmTitle', { name: llmFactory })}
@@ -46,11 +62,7 @@ const OllamaModal = ({
       footer={(originNode: React.ReactNode) => {
         return (
           <Flex justify={'space-between'}>
-            <a
-              href={`https://github.com/infiniflow/ragflow/blob/main/docs/guides/deploy_local_llm.mdx`}
-              target="_blank"
-              rel="noreferrer"
-            >
+            <a href={url} target="_blank" rel="noreferrer">
               {t('ollamaLink', { name: llmFactory })}
             </a>
             <Space>{originNode}</Space>
@@ -72,10 +84,16 @@ const OllamaModal = ({
           rules={[{ required: true, message: t('modelTypeMessage') }]}
         >
           <Select placeholder={t('modelTypeMessage')}>
-            <Option value="chat">chat</Option>
-            <Option value="embedding">embedding</Option>
-            <Option value="rerank">rerank</Option>
-            <Option value="image2text">image2text</Option>
+            {llmFactory === 'HuggingFace' ? (
+              <Option value="embedding">embedding</Option>
+            ) : (
+              <>
+                <Option value="chat">chat</Option>
+                <Option value="embedding">embedding</Option>
+                <Option value="rerank">rerank</Option>
+                <Option value="image2text">image2text</Option>
+              </>
+            )}
           </Select>
         </Form.Item>
         <Form.Item<FieldType>