* Make aws/cloudflare depend on pmtiles from npm [#455]
This is clearer to developers than relying on the local code being built.
* update check_examples.py
* bump openlayers to v2 with upgrade of pmtiles to v4 [#455]
* update to 4.2.1
* change ol-pmtiles to TypeScript [#444]
* olpmtiles: 1.0.0
* accept either a string or pmtiles.Source for the url option
* package.json works for ESM/CJS/IIFE [#312, #443]
* replace npm install with npm ci on github actions