1.0.0

Added

• Initial release of the official Ipregistry Swift client library.
• Single IP lookup (lookup), origin lookup (lookupOrigin), and batch lookup (lookupBatch) with transparent
  chunking of arrays larger than the API limit, dispatched with bounded concurrency.
• User-Agent parsing (parseUserAgents) and the UserAgent.isBot helper.
• Typed Network.IPAddress lookup overloads on Apple platforms.
• Automatic retries with exponential backoff on transient network errors and 5xx responses, with opt-in retry on 429
  honoring Retry-After.
• Opt-in caching through the IpregistryCache protocol and the built-in InMemoryCache actor (LRU with TTL).
• Pluggable HTTPTransport protocol with a URLSession-backed default, enabling offline testing and custom HTTP
  stacks.
• Typed errors: APIError (with typed, forward-compatible ErrorCode) and ClientError.
• Swift 6 language mode, Sendable throughout, zero external dependencies. Supports macOS 12+, iOS 15+, tvOS 15+,
  watchOS 8+, visionOS 1+, and Linux.