Function fetchGovernmentDocumentContent

Fetch government document content from regeringen.se via g0v.se. Uses the get_g0v_document_content MCP tool to retrieve Markdown content.

The g0v MCP tool response typically contains:

• content (primary): Markdown content of the document
• markdown (fallback): Alias used by some g0v API versions
• text (fallback): Plain text content when Markdown is unavailable