[FEATURE] companyAnnouncements feature shown on VSCode extension

Preflight Checklist

• [x] I have searched existing requests and this feature hasn't been requested yet
• [x] This is a single feature request (not multiple features)

Problem Statement

There is a companyAnnouncements array that can be set as an enterprise managed setting. It works well on claude code terminal, however this setting is not respected in the VSCode extension.

Proposed Solution

Display companyAnnouncements in the VSCode extension

Alternative Solutions

_No response_

Priority

Low - Nice to have

Feature Category

Configuration and settings

Use Case Example

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Additional Context

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