feat: Add store to manage Articles (#5048)

Co-authored-by: Pranav Raj S <pranav@chatwoot.com>

app/javascript/dashboard/store/modules/helpCenterArticles/specs/getters.spec.js

@@ -0,0 +1,40 @@
+import { getters } from '../getters';
+import articles from './fixtures';
+describe('#getters', () => {
+  let state = {};
+  beforeEach(() => {
+    state = articles;
+  });
+  it('uiFlagsIn', () => {
+    expect(getters.uiFlagsIn(state)(1)).toEqual({
+      isFetching: false,
+      isUpdating: true,
+      isDeleting: false,
+    });
+  });
+
+  it('articleById', () => {
+    expect(getters.articleById(state)(1)).toEqual({
+      id: 1,
+      category_id: 1,
+      title: 'Documents are required to complete KYC',
+      content:
+        'The submission of the following documents is mandatory to complete registration, ID proof - PAN Card, Address proof',
+      description: 'Documents are required to complete KYC',
+      status: 'draft',
+      account_id: 1,
+      views: 122,
+      author: {
+        id: 5,
+        account_id: 1,
+        email: 'tom@furrent.com',
+        available_name: 'Tom',
+        name: 'Tom Jose',
+      },
+    });
+  });
+
+  it('isFetchingHelpCenters', () => {
+    expect(getters.isFetchingHelpCenterArticles(state)).toEqual(true);
+  });
+});