security

var (
	ErrPathTraversal  = errors.New("path contains directory traversal sequences")
	ErrAbsolutePath   = errors.New("absolute paths are not allowed")
	ErrEmptyPath      = errors.New("path cannot be empty")
	ErrInvalidPath    = errors.New("invalid path")
	ErrOutsideBaseDir = errors.New("path is outside allowed base directory")
)

var (
	ErrInvalidURL         = errors.New("invalid URL format")
	ErrInvalidScheme      = errors.New("URL scheme must be http or https")
	ErrPrivateIP          = errors.New("URL points to private/local IP address")
	ErrBlockedDomain      = errors.New("domain is in blocklist")
	ErrEmptyURL           = errors.New("URL cannot be empty")
	ErrIPResolutionFailed = errors.New("failed to resolve domain")
)