/**
 * No-op conversation manager implementation.
 * Never modifies messages, useful for testing or when context management is disabled.
 */
export class NullManager {
    name = 'null';
    applyManagement(messages) {
        return messages;
    }
    reduceContext(_messages, _overflowTokens) {
        // Cannot reduce; no operations performed
        return false;
    }
}
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