from pathlib import Path
p=Path('/opt/struktur/social-media-radar/watch_entities.yaml')
s=p.read_text()
old='''  canonical_name: Murprotec Islas Baleares\n  entity_id: murprotec_baleares\n  geography: mallorca\n'''
new='''  canonical_name: Murprotec Islas Baleares\n  entity_id: murprotec_baleares\n  facebook_handle: murprotec.es\n  facebook_url: https://www.facebook.com/murprotec.es/\n  instagram_handle: murprotec\n  instagram_url: https://www.instagram.com/murprotec/\n  linkedin_url: https://es.linkedin.com/company/murprotec\n  geography: mallorca\n'''
if old not in s: raise SystemExit('murprotec entity anchor missing')
p.write_text(s.replace(old,new,1))