v0.0.2

• Enum FusionBrainErrorCode includes new value MODEL_NOT_READY
• FusionBrainError now has optional body field, which being set when MODEL_NOT_READY or UNEXPECTED error appears
• AvailabilityInfo class removed due to being redundant
• checkModel replaced with isReady, which returns true if model available, otherwise false. With optional second argument it throws FusionBrainError object which will include HTTP response body with reason of unavailability
• Prompt class is no longer used, generation method now accepts 3 parameters: model, prompt, additional options
• GenerationTask renamed to Task
• Old union type (of generation result) GenerationTask | AvailabilityInfo was replaced with Generation, which includes boolean accepted field and depending on it's value it includes either task: Task field, or reason: string field