fix(#293): added directories options for phi and unphi

[maxonfjvipon]

Ref: #293

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PR-Codex overview

This PR updates the CLI commands to support customizable input/output directories for file translation tasks.

Detailed summary

• Added options for --phi-input and --phi-output in phi.js
• Added options for --unphi-input and --unphi-output in unphi.js
• Added options for --print-input and --print-output in print.js
• Updated test files accordingly
• Updated CLI commands in eoc.js to handle new options

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[maxonfjvipon]

@yegor256 please check

[yegor256]

@maxonfjvipon thanks!