chore: add .env to .gitignore to prevent environment files from being…

… tracked

chore: bump version to v0.0.5

Bump version to 0.0.4, add build script for multi-platform binaries, …

…add issue date and serial to certificate details.

Update dependencies and refactor the code for certificate info prompt…

…ing.

Signed-off-by: Dex Wood <slash2314@gmail.com>

Bump version to 0.0.2

Initial commit with license and copywrite in place.