France Sirene + RNE — post-canonicalisation API guide

Until 2023, the canonical French company register was a four-way fragmented mess: INSEE Sirene held the identification layer (SIREN, SIRET, name, address, headcount, NAF activity code), the regional Greffes held statutory acts (incorporation deeds, capital changes, director appointments), the Tribunaux de Commerce shared partial data through Infogreffe (paid), and the Bodacc was the gazette. Starting 1 January 2023 the Registre National des Entreprises (RNE) at INPI became the single canonical s