* Add @maxmind/geoip2-node as dependency
* Add Server.geoIp with downloaded and cached MMDB
* Inject GeoIP extension into plugin meta
* Upgrade plugin-scaffold
* Disable MMDB fetching in tests
* Update README.md
* Fix "plugin meta has what it should have"
* Fix imports
* Use mmdb.posthog.net
* Rework MMDB approach for plugin attachments and Brotli
* Run prettier
* Improve concurrency handling and restructure files
* Add periodic in-flight MMDB staleness check with no-interrupt update
* Polish up staleness check
* Fix schedule
* Gracefully handle airgapped systems
* Update plugins.test.ts
* Update README.md
* Roll back unrelated config updates
* Add tests
* Fix plugin attachments in tests
