* Replace pkger with go:embed for bundling the admin. Closes#844
* Remove references to pkged.go
* Point tests to use an updated version of Go
* Add comment to new exported function
* Cleanup
* Add a dummy pkged.go to alert people to stop using it.
* Add simple browser test to make sure the admin is available and renders
* Don't panic
* Embed bot/scraper metadata template.
Add browser test to validate the rendering of this template.
* Use embedded offline.ts segment
* Remove placeholder thumbnail as its unnecessary
* Remove copying the static directory into the release
* Cleanup
