errors

var (
	// ErrNotFound is returned when a resource is not found
	ErrNotFound = errors.New("not found")

	// ErrAlreadyExists is returned when a resource already exists
	ErrAlreadyExists = errors.New("already exists")

	// ErrInvalidInput is returned when input validation fails
	ErrInvalidInput = errors.New("invalid input")

	// ErrUnauthorized is returned when authentication fails
	ErrUnauthorized = errors.New("unauthorized")

	// ErrForbidden is returned when access is denied
	ErrForbidden = errors.New("forbidden")

	// ErrTimeout is returned when an operation times out
	ErrTimeout = errors.New("timeout")

	// ErrCancelled is returned when an operation is cancelled
	ErrCancelled = errors.New("cancelled")

	// ErrProviderNotFound is returned when an LLM provider is not found
	ErrProviderNotFound = errors.New("provider not found")

	// ErrProviderNotInitialized is returned when a provider is not initialized
	ErrProviderNotInitialized = errors.New("provider not initialized")

	// ErrModelNotSupported is returned when a model is not supported
	ErrModelNotSupported = errors.New("model not supported")

	// ErrRateLimited is returned when rate limited by API
	ErrRateLimited = errors.New("rate limited")

	// ErrInsufficientCredits is returned when out of API credits
	ErrInsufficientCredits = errors.New("insufficient credits")

	// ErrAPIError is returned for generic API errors
	ErrAPIError = errors.New("API error")

	// ErrNoAgentFound is returned when no suitable agent is found
	ErrNoAgentFound = errors.New("no suitable agent found")

	// ErrTaskFailed is returned when a task execution fails
	ErrTaskFailed = errors.New("task failed")

	// ErrDependencyNotMet is returned when task dependencies are not met
	ErrDependencyNotMet = errors.New("dependency not met")

	// ErrSessionNotFound is returned when a session is not found
	ErrSessionNotFound = errors.New("session not found")

	// ErrDatabaseError is returned for database errors
	ErrDatabaseError = errors.New("database error")

	// ErrConfigError is returned for configuration errors
	ErrConfigError = errors.New("configuration error")
)