feat: expose shared context services

Author: Toilettrauma

include/aniparse/ClientContext.hpp

@@ -472,6 +472,21 @@ class RequestorContext {
 	 */
 	std::shared_ptr<const ParserConfig> config() const;
 
+	/**
+	 * @brief Return this context's shared runtime services.
+	 *
+	 * The returned owner keeps the HTTP client, resource cache, and volatile catalog
+	 * holders alive. Hosts that construct a @ref CatalogManager for the same parser
+	 * session pass this handle to it, so a successful catalog apply updates the
+	 * mirrors and selectors observed by contexts derived from this one.
+	 * @return The immutable shared-services handle used by this context.
+	 * @note The @ref ServiceState object's holder members are intentionally mutable
+	 *       synchronization points; callers must not replace the service bundle.
+	 */
+	[[nodiscard]] std::shared_ptr<const ServiceState> services() const noexcept {
+		return services_;
+	}
+
 	/**
 	 * @brief Shared cache of compiled parser resources (CSS selector sets,
 	 *        regexes, ...), keyed by resource-set type.
@@ -636,4 +651,4 @@ class RequestorContext {
 	/// services carry no mirror holder (every parser falls back to its built-ins).
 	std::shared_ptr<const MirrorSource> mirror_snapshot_;
 };
-} // namespace aniparse
+} // namespace aniparse