v0.0.2

What's Changed

• Do not (*http.Server).Shutdown() immediately by @daichitakahashi in #26
• Check if ${rsmapDir}/logs.db and ${rsmapDir}/addr already exists as directory by @daichitakahashi in #29
• Update internal/ctl: re-implement channel-based semaphore by @daichitakahashi in #30

Full Changelog: v0.0.1...v0.0.2