feat: add arxiv operator #918 (#1683)

### What problem does this PR solve?

feat: add arxiv operator #918

### Type of change


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

web/src/locales/en.ts

@@ -632,6 +632,13 @@ The above is the content you need to summarize.`,
       email: 'Email',
       emailTip:
         'This component is used to get search result from https://pubmed.ncbi.nlm.nih.gov/. Typically, it performs as a supplement to knowledgebases. Top N specifies the number of search results you need to adapt. E-mail is a required field.',
+      arxiv: 'Arxiv',
+      arxivTip:
+        'This component is used to get search result from https://arxiv.org/. Typically, it performs as a supplement to knowledgebases. Top N specifies the number of search results you need to adapt.',
+      sortBy: 'Sort by',
+      submittedDate: 'Submitted date',
+      lastUpdatedDate: 'Last updated date',
+      relevance: 'Relevance',
     },
     footer: {
       profile: 'All rights reserved @ React',