CLI wrapper for TMDb API v3. Commands: movie search/discover/upcoming,
tv search/discover, trending, genre list, certification list.
All cli-builder patterns: --json, --dry-run, --quiet, --verbose,
lazy auth, emit() dual-output, structured logging, pre-parsed
global flags. Auth via TMDB_ACCESS_TOKEN or TMDB_API_KEY.
Signed-off-by: Jasper <magnus@groktop.us>
