[FEATURE] /workflows support in 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

Claude Code, when using workflows, suggest to use /workflows to check the status, but /workflows is not available in vscode extension so is not possible to check what's going on.

Proposed Solution

Please add support to /workflows command

Alternative Solutions

_No response_

Priority

Medium - Would be very helpful

Feature Category

CLI commands and flags

Use Case Example

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Additional Context

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