fix: Support Business hours when downloading the agent reports.

# Pull Request Template

## Description

This PR fixes an issue where downloaded agent conversation reports from
the Conversations page under Reports do not respect business hours.

Fixes
https://linear.app/chatwoot/issue/CW-4139/downloaded-agent-reports-do-not-respect-business-hours
https://github.com/chatwoot/chatwoot/issues/11057

## Type of change

- [x] Bug fix (non-breaking change which fixes an issue)

## How Has This Been Tested?

### Loom video

https://www.loom.com/share/43b94494647b48c3855476a227b02acb?sid=d6072725-11e5-487c-8aa5-8ecfae6dc818


## Checklist:

- [x] My code follows the style guidelines of this project
- [x] I have performed a self-review of my code
- [ ] I have commented on my code, particularly in hard-to-understand
areas
- [ ] I have made corresponding changes to the documentation
- [x] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my
feature works
- [x] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged and published in downstream
modules

app/javascript/dashboard/routes/dashboard/settings/reports/Index.vue

@@ -1,11 +1,10 @@
 <script>
 import V4Button from 'dashboard/components-next/button/Button.vue';
 import { useAlert, useTrack } from 'dashboard/composables';
-import fromUnixTime from 'date-fns/fromUnixTime';
-import format from 'date-fns/format';
 import ReportFilterSelector from './components/FilterSelector.vue';
 import { GROUP_BY_FILTER } from './constants';
 import { REPORTS_EVENTS } from '../../../../helper/AnalyticsHelper/events';
+import { generateFileName } from 'dashboard/helper/downloadHelper';
 import ReportContainer from './ReportContainer.vue';
 import ReportHeader from './components/ReportHeader.vue';
 
@@ -79,11 +78,17 @@ export default {
     },
     downloadAgentReports() {
       const { from, to } = this;
-      const fileName = `agent-report-${format(
-        fromUnixTime(to),
-        'dd-MM-yyyy'
-      )}.csv`;
-      this.$store.dispatch('downloadAgentReports', { from, to, fileName });
+      const fileName = generateFileName({
+        type: 'agent',
+        to,
+        businessHours: this.businessHours,
+      });
+      this.$store.dispatch('downloadAgentReports', {
+        from,
+        to,
+        fileName,
+        businessHours: this.businessHours,
+      });
     },
     onFilterChange({ from, to, groupBy, businessHours }) {
       this.from = from;