- UPD: now using `.fzs` (fromzero-source) file extension instead of `.fzc` - FEAT: add new examples: problematic hello world with unterminated string and empty printline
- UPD: now using `.fzs` (fromzero-source) file extension instead of `.fzc` - FEAT: add new examples: problematic hello world with unterminated string and empty printline