Function parseWmtsCapabilities

parseWmtsCapabilities(
    xml: string,
    layerName: string | undefined,
    tileMatrixSet: string | undefined,
    format: string,
): string | null
Parses a WMTS GetCapabilities XML string and returns a MapLibre-compatible XYZ tile URL template.
Parameters
- xml: string
  Raw XML string from a GetCapabilities response.
- layerName: string | undefined
  Target WMTS layer identifier (uses first layer if omitted).
- tileMatrixSet: string | undefined
  TileMatrixSet identifier (uses first available if omitted).
- format: string
  Tile image format (e.g. "image/png").
Returns string | null
The resolved XYZ tile URL template, or null on failure.
- Defined in src/kernel/basemaps/wmts-resolver.ts:423