v0.4.0

What's Changed

• Add postcli as an additional executable by @moshababo in #96
• Add check for make generate to CI by @fasmat in #100
• Bump github.com/spacemeshos/bitstream from 0.1.0 to 0.1.1 by @dependabot in #106
• Speed up proof generation by @fasmat in #103

Full Changelog: v0.3.0...v0.4.0