- cisco-tmg.ts: upsert Cisco OEM transceivers from TMG API instead of
SELECT-only. Parsers for formFactor/speed/reach/fiberType/tempRange.
Fixes market_status ('EOL') + temp_range ('COM'/'IND') check constraints.
- arista-oem.ts: seed scraper for 69 Arista OEM PIDs (1G→800G,
SFP/SFP28/QSFP+/QSFP28/QSFP-DD/OSFP/QSFP-DD800) with full specs.
- scheduler.ts: daily arista-oem seed at 04:00 UTC
