wca 0.47.0

The tool to make CLI ( commands user interface ). It is able to aggregate external binary applications, as well as functions, which are written in your language. 
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# Examples

## Scope

Runnable examples demonstrating `wca` usage patterns.

### Responsibility Table

| File | Responsibility |
|------|----------------|
| `wca_trivial.rs` | Minimal command registration and execution |
| `wca_fluent.rs` | Fluent builder with context and error handling |
| `wca_custom_error.rs` | Error type variants through routines |
| `wca_suggest.rs` | Fuzzy command suggestion on typos |
| `wca_shortcut.rs` | Shortcut command pattern (deprecated, commented out) |