MCP and Skills

[NickIliev]

relates to https://kinvey.atlassian.net/browse/FID-8329 and to https://kinvey.atlassian.net/browse/FID-8330

[Copilot]

Pull request overview

This PR updates the Fiddler Everywhere documentation to reframe the MCP-related content under a new Agent Tools section and introduces new docs for Agent Skills and creating custom skills, alongside expanded per-tool MCP setup guidance.

Changes:

• Renames the docs navigation category from mcp-server to agent-tools.
• Adds new documentation pages for Agent Skills and Creating Custom Skills.
• Updates/expands the MCP server and prompt library pages (SEO metadata, redirects via previous_url, more tool-specific setup steps, and cross-linking between pages).

Reviewed changes

Copilot reviewed 5 out of 5 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
docs-builder.yml	Renames the navigation category to agent-tools so the new section appears in the docs nav.
agent-tools/prompt-library.md	Updates metadata, adds previous_url redirect, refreshes wording, and links to Agent Skills.
agent-tools/fiddler-mcp-server.md	Updates metadata, adds previous_url, expands setup instructions for additional tools, and links to Agent Skills.
agent-tools/creating-custom-skills.md	New page describing how to author custom skills, with a worked example.
agent-tools/agent-skills.md	New page documenting official skills, installation, supported tools, and invocation patterns.

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