Show HN: Sightline – Shodan-style search for real-world infra using OSM Data

Sightline is a search engine for physical-world infrastructure, using OpenStreetMap data. It allows searches like "telecom towers in Karnataka" or structured queries like "type:telecom operator:airtel region:karnataka". Sightline utilizes Overpass API and Nominatim for querying and resolving locations.