Merge pull request #132 from Kanahiro/feat/graceful-shutdown

graceful shutdown

Merge pull request #129 from Kanahiro/1.15.0

v1.15.0

Merge pull request #124 from Kanahiro/fix/lib

fix: wrong devDependencies

fix

Merge pull request #111 from Kanahiro/feat/cog

feat: support `cog://` protocol

Merge pull request #110 from Kanahiro/feat/stream

re-support stream mode

Merge pull request #104 from Kanahiro/fix/pmtiles/s3

fix: better s3source for pmtiles

Merge pull request #103 from Kanahiro/s3cache

fix: remove special code in `NODE_ENV=development`

Merge pull request #102 from Kanahiro/npm

improve library mode interface

Merge pull request #100 from Kanahiro/npm

export cache.*