bump version to 0.4.1

Merge pull request #203 from phuse-org/release_0.4.0

Release 0.4.0

Merge pull request #174 from phuse-org/v-0.3.0

version 0.3.0 to main branch

Merge pull request #155 from phuse-org/v0-2-0

update main to v0.2.0

Merge pull request #139 from phuse-org/v0.1.0_release

V0.1.0 release