Feature/prefix filter

[flowernotfound]

Prefix filter

[Copilot]

Pull Request Overview

This PR implements a prefix filter feature for environment variables display. The feature allows users to filter environment variables by specifying a prefix as a command-line argument.

• Adds prefix filtering functionality with case-insensitive matching
• Updates CLI argument parsing to handle positional arguments
• Extends environment variable types and filter system with comprehensive test coverage

Reviewed Changes

Copilot reviewed 9 out of 9 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
tests/utils/testHelpers.ts	Adds ESLint disables for any types in mock console spy definitions
tests/unit/core/filter.test.ts	Comprehensive test suite for prefix filter functionality
src/types/environment.ts	Defines FilterConfig and FilterResult types for filtering system
src/core/filter.ts	Core filter implementation with prefix matching and message generation
src/constants/messages.ts	Adds filter-related CLI and error messages
src/cli/parser/types.ts	Extends ParsedArgs interface to include arguments array
src/cli/parser/parser.ts	Updates parser to capture positional arguments
src/cli/handlers/mainHandler.ts	Integrates filter functionality into main command handler
src/cli.ts	Passes parsed arguments to command execution

Comments suppressed due to low confidence (1)

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