[Search:Behavioral Analytics page]Days are not announced for date picker

[L1nBra]

Description
When user navigates through days in date picker while using screen reader, days should be announced for the user.

Preconditions
Stateful Behavioral Analytics page is opened.
Collection is added.
Use Screen Reader (NVDA).

Steps to reproduce

1.Using only keyboard navigate to date field by pressing Tab key.
2.Press Enter.
3.Navigate to Absolute tab.
4.Navigate to days selection.
5.Navigate through days with arrow keys.
6.Observe screen reader.

UI elements + NVDA Speech Viewer
days not announced

Actual Result

• Days are not announced for the user.

Expected Result

• Days are announced for the user.

Notes: In case user focus on days picker (Insert + spacebar keys for NVDA) - then user cannot move at all through days, not hear announcement of them.

Meta Issue

Kibana Version: 8.17.0-SNAPSHOT

OS: Windows 11 Pro

Browser: Chrome Version 130.0.6723.70 (Official Build) (64-bit)

Screen reader: NVDA

WCAG or Vendor Guidance (optional)

• Understanding SC 4.1.2: Name, Role, Value (Level A)(https://www.w3.org/WAI/WCAG22/Understanding/name-role-value.html)
• Understanding SC 1.3.1: Info and Relationships (Level A)(https://www.w3.org/WAI/WCAG22/Understanding/info-and-relationships.html)

Example of date picker dialog: https://www.w3.org/WAI/ARIA/apg/patterns/dialog-modal/examples/datepicker-dialog/ . In this case when user navigates through days, they are announced for the user.

Related to: https://github.com/elastic/search-team/issues/8256

[elasticmachine]

Pinging @elastic/kibana-accessibility (Project:Accessibility)

[yansavitski]

Issue reproduced in EuiSuperDatePicker across Kibana. Notified EUI team to review it: slack link
They will likely add it to planning for 2025
cc @elastic/kibana-accessibility

[mgadewoll]

ℹ️ We added elastic/eui#9085 on EUI side to fix the A11y issues for EuiSuperDatePicker.