v0.3.18

Changes

• Bump plasmactl-platform to v1.4.0

Release action DX improvements:

• Positional VERSION argument (patch/minor/major or v1.2.3)
• Interactive prompt when no version given
• System git auth instead of --user/--password
• --tag-only instead of --skip-upload
• --dry-run option
• GITHUB_TOKEN/GITLAB_TOKEN/GITEA_TOKEN env vars support