Changes
- main: add env var option for encryption key @psarna (#907)
- Libsql client: introduce async row fetcher @Horusiath (#798)
- encryption demo: based on SQLite3MultipleCiphers fork @psarna (#824)
- Remove proto build deps from libsql-server @MarinPostma (#903)
- server: add config version and replica config update handling @LucioFranco (#892)
- Encryption at rest preparations: integrate with SQLite3MultipleCiphers @psarna (#890)
- server: switch to protobuf for meta store @LucioFranco (#884)
- Fix error handling of Ref @haaawk (#886)
- Enable per namespace jwt key @haaawk (#861)