Feat: Modify the link address of the agent id #3909 (#4062)

### What problem does this PR solve?

Feat: Modify the link address of the agent id #3909

### Type of change


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

web/src/components/api-service/embed-modal/index.tsx

@@ -93,12 +93,12 @@ const EmbedModal = ({
       <Link
         href={
           isAgent
-            ? 'https://ragflow.io/docs/dev/http_api_reference#create-session-with-an-agent'
+            ? 'https://ragflow.io/docs/dev/http_api_reference#create-session-with-agent'
             : 'https://ragflow.io/docs/dev/http_api_reference#create-session-with-chat-assistant'
         }
         target="_blank"
       >
-        {t('howUseId')}
+        {t('howUseId', { keyPrefix: isAgent ? 'flow' : 'chat' })}
       </Link>
     </Modal>
   );

web/src/pages/home/datasets.tsx

@@ -24,7 +24,7 @@ export function Datasets() {
             {list.slice(0, 3).map((dataset) => (
               <Card
                 key={dataset.id}
-                className="bg-colors-background-inverse-weak flex-1 border-colors-outline-neutral-standard"
+                className="bg-colors-background-inverse-weak flex-1 border-colors-outline-neutral-standard max-w-96"
               >
                 <CardContent className="p-4">
                   <div className="flex justify-between mb-4">