Adds first drafts to the /docs (they are rough and probably have a lot of missing information)

[tyrsson]

Signed-off-by: Joey Smith jsmith@webinertia.net

Signed-off-by: Joey Smith jsmith@webinertia.net

[Copilot]

Pull Request Overview

This PR adds the first draft of comprehensive documentation for the cmd-bus library, providing detailed documentation for core components, interfaces, middleware, handlers, exceptions, and container factories.

• Adds documentation for all major components including CmdBus, MiddlewarePipe, CommandHandlerFactory, and ConfigProvider
• Provides extensive usage examples, configuration guides, and best practices throughout the documentation
• Includes a complete getting started guide with step-by-step setup instructions and integration examples

Reviewed Changes

Copilot reviewed 16 out of 16 changed files in this pull request and generated 9 comments.

Show a summary per file

File	Description
docs/middleware/command-handler-middleware.md	Documents the final middleware that resolves and executes command handlers
docs/middleware-pipe.md	Documents the core middleware pipeline implementation and execution flow
docs/middleware-interface.md	Documents the contract for middleware components with usage examples
docs/handler/empty-pipeline-handler.md	Documents the fallback handler for unhandled commands
docs/getting-started.md	Comprehensive setup guide with examples, testing, and troubleshooting
docs/exception/next-handler-already-called-exception.md	Documents exception for pipeline state errors
docs/exception/invalid-configuration-exception.md	Documents configuration-related exception handling
docs/exception/command-exception.md	Documents the base exception for command processing errors
docs/container/cmdbus-factory.md	Documents the service factory for CmdBus with integration examples
docs/config-provider.md	Documents the Laminas configuration provider and service registration
docs/command-interface.md	Documents the basic contract for commands
docs/command-handler-interface.md	Documents the contract for command handlers
docs/command-handler-factory.md	Documents the factory for resolving command handlers with extensive examples
docs/cmdbus.md	Documents the main command bus implementation
docs/cmdbus-interface.md	Documents the core command bus contract
docs/README.md	Provides documentation index and architecture overview

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