v0.3.0

What's Changed

• Add setup-venv.sh by @zevlee in #16
• Refactor code by @zevlee in #17
• Move encrypt filename option by @zevlee in #18
• Update build scripts by @zevlee in #19
• Update copyright by @zevlee in #20
• feat: add key option to encryption mode by @zevlee in #21
• Update README.md by @zevlee in #22
• Update setup-venv.sh by @zevlee in #23
• Update bootstrap.sh for macOS by @zevlee in #24
• Increment version by @zevlee in #25

Full Changelog: v0.2.1...v0.3.0