Add a main entry for package

[mohanson]

No description provided.

[Copilot]

Pull Request Overview

This pull request adds a main entry point for the pywasm package to enable execution via python -m pywasm, consolidating functionality from separate scripts and adding comprehensive command-line interface features.

• Adds __main__.py module with support for both WASI and regular WebAssembly function execution
• Consolidates and removes standalone WASI execution scripts
• Updates type annotations to support bytearray arguments in the Runtime.invocate method

Reviewed Changes

Copilot reviewed 7 out of 7 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
pywasm/main.py	Main entry point with argument parsing for WASI and function execution modes
pywasm/core.py	Updates type annotations to include bytearray support in invocate method
test/main.py	Test script demonstrating the new main entry functionality
script/wasi_testsuite_adapter.py	Removed - functionality consolidated into main module
script/wasi.py	Removed - functionality consolidated into main module
README.md	Updates documentation to include new test command
.github/workflows/develop.yml	Adds new test to CI workflow

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