v1.18.0

NewFileBucket via @jzs
more prometheus metrics via @msbarry
fix operations on local files that are less than 16kb
pmtiles convert no longer shows progress for materializing all IDs (slow)

Changelog

• 5e5daa7 Fix 16k file bucket (#143)
• 1f7ecb3 bump sqlite; remove progress bar from convert TileID materialization [#127] (#142)
• 245df71 feat: add NewFileBucket func (#145)
• f242507 server: add more prometheus metrics (#141)