Builds the default BunHost from node: built-ins, which Bun
implements.
Failures are reported through the host's documented channels — null for the
read/stat/resolve operations, false for mkdir/rm — so
createBunRuntimeServices can turn them into rejected promises
with a consistent message.
Builds the default
BunHostfromnode:built-ins, which Bun implements.Failures are reported through the host's documented channels —
nullfor the read/stat/resolve operations,falseformkdir/rm— socreateBunRuntimeServicescan turn them into rejected promises with a consistent message.