Add dataverse mcp setup

[lupritz]

Pull Request Checklist

• I have read and followed the CONTRIBUTING.md guidelines.
• [x My contribution adds a new instruction, prompt, agent, or skill file in the correct directory.
• The file follows the required naming convention.
• The content is clearly structured and follows the example format.
• I have tested my instructions, prompt, agent, or skill with GitHub Copilot.
• I have run npm start and verified that README.md is up to date.

---

Description

There is a new Dataverse MCP setup command to help users onboard to the dataverse mcp server seemlessly

---

Type of Contribution

• New instruction file.
• New prompt file.
• New agent file.
• New plugin.
• New skill file.
• Update to existing instruction, prompt, agent, plugin, or skill.
• Other (please specify):

---

Additional Notes

This is just meant to smooth onboarding for the dataverse MCP server. In future commits this will be extended to support installation for other tools like claude CLI, which unlike copilot require more complex onboarding instructions such as creating a new third party entra application.

---

By submitting this pull request, I confirm that my contribution abides by the Code of Conduct and will be licensed under the MIT License.