Reference catalogues

GET https://firmatal.dk/api/industries

DB07 / NACE codes with per-code company counts.

GET https://firmatal.dk/api/municipalities

Kommuner with per-code company counts.

GET https://firmatal.dk/api/regions

5 DK regioner, 15 NO fylker (hardcoded, stable).

Read-once-then-cache lists. Auth required (we measure calls) but no quota — a catalogue is not a lookup. Counts come from what we actually hold, so a code with companies_count: 42 really does resolve to 42 companies.