fix: update struct name from llmberjack to Llmberjack

[OrriMandarin]

This pull request refactors the codebase to standardize the naming of the main adapter type from llmberjack to Llmberjack. This change improves consistency and clarity throughout the project, affecting type definitions, function signatures, and documentation. All references to the main adapter are updated to use the new name, ensuring uniformity across files and usage patterns.

[Copilot]

Pull Request Overview

This PR standardizes the naming of the main adapter struct from llmberjack to Llmberjack to improve code consistency and follow Go naming conventions for exported types.

• Renamed main struct from llmberjack to Llmberjack throughout the codebase
• Updated function signatures and type definitions to use the capitalized name
• Updated documentation references to reflect the new naming

Reviewed Changes

Copilot reviewed 5 out of 5 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
sync.go	Updated function signatures for All and Race to use *Llmberjack parameter type
request.go	Updated Do method signature to accept *Llmberjack parameter
options.go	Updated option functions to work with *Llmberjack and updated llmOption type definition
adapter.go	Renamed main struct from llmberjack to Llmberjack and updated all associated methods and comments
README.md	Updated documentation to reference the new Llmberjack type in function signatures

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