feat(docs): Add FAQ section to documentation and update index formatting

[Ansonhkg]

WHAT

• move the executeJs responseStrategy answer into a new FAQ index page
• point the Mintlify navigation’s FAQ group at the consolidated page

[Copilot]

Pull Request Overview

This PR introduces a centralized FAQ section to the documentation and standardizes quote formatting in the main index. The changes consolidate frequently asked questions into a dedicated page and update the documentation navigation to include the new FAQ section.

• Adds a new FAQ index page with an explanation of the default responseStrategy behavior for executeJs in v8
• Updates the main documentation index to use single quotes instead of double quotes for consistency
• Configures the Mintlify navigation to include the new FAQ group

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
docs/index.mdx	Standardizes frontmatter formatting by changing double quotes to single quotes
docs/faqs/index.mdx	Creates new FAQ page with executeJs response strategy documentation
docs/docs.json	Adds FAQ group to navigation structure pointing to the new FAQ index

---

_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}