[Feature]: Ask mode

[onderay]

Before submitting

• I searched existing issues and did not find a duplicate.
• I am describing a concrete problem or use case, not just a vague idea.

Area

apps/desktop

Problem or use case

It would be great to have an 'Ask' mode like Cursor where you can have the AI just answer questions about the codebase.

Proposed solution

'Ask' mode alongside the plan and build mode

Why this matters

Solve my use case of what I have to use Cursor for

Smallest useful scope

'Ask' mode button

Alternatives considered

No response

Risks or tradeoffs

No response

Examples or references

No response

Contribution

• I would be open to helping implement this.