feat: add personalAccessToken to jira loader (as in confluence loader) (#8814)

Author: hntrl

.changeset/ten-mangos-agree.md

@@ -0,0 +1,5 @@
+---
+"@langchain/community": patch
+---
+
+add personalAccessToken to jira loader

libs/langchain-community/src/document_loaders/web/jira.ts

@@ -317,8 +317,9 @@ export class JiraDocumentConverter {
 export interface JiraProjectLoaderParams {
   host: string;
   projectKey: string;
-  username: string;
-  accessToken: string;
+  username?: string;
+  accessToken?: string;
+  personalAccessToken?: string;
   limitPerRequest?: number;
   createdAfter?: Date;
 }
@@ -331,27 +332,30 @@ const API_ENDPOINTS = {
  * Class representing a document loader for loading pages from Confluence.
  */
 export class JiraProjectLoader extends BaseDocumentLoader {
-  private readonly accessToken: string;
+  private readonly accessToken?: string;
 
   public readonly host: string;
 
   public readonly projectKey: string;
 
-  public readonly username: string;
+  public readonly username?: string;
 
   public readonly limitPerRequest: number;
 
   private readonly createdAfter?: Date;
 
   private readonly documentConverter: JiraDocumentConverter;
 
+  private readonly personalAccessToken?: string;
+
   constructor({
     host,
     projectKey,
     username,
     accessToken,
     limitPerRequest = 100,
     createdAfter,
+    personalAccessToken,
   }: JiraProjectLoaderParams) {
     super();
     this.host = host;
@@ -361,9 +365,13 @@ export class JiraProjectLoader extends BaseDocumentLoader {
     this.limitPerRequest = limitPerRequest;
     this.createdAfter = createdAfter;
     this.documentConverter = new JiraDocumentConverter({ host, projectKey });
+    this.personalAccessToken = personalAccessToken;
   }
 
   private buildAuthorizationHeader(): string {
+    if (this.personalAccessToken) {
+      return `Bearer ${this.personalAccessToken}`;
+    }
     return `Basic ${Buffer.from(
       `${this.username}:${this.accessToken}`
     ).toString("base64")}`;