/**
 * Registry of breaking L1 CloudFormation schema changes shipped by aws-cdk-lib
 * releases.
 *
 * L1 resources are regenerated from public CloudFormation Resource Schemas on a
 * regular cadence; some regenerations remove or rename property/attribute names
 * that cdk-insights rules read directly off the synthesized template. This
 * registry feeds the `schemaDrift` template-level check so users can be alerted
 * when a rule's coverage may have silently degraded against their current CDK
 * version.
 */
export type SchemaChange = {
    /** Fully-qualified CloudFormation resource type, e.g. `AWS::S3::Bucket`. */
    resourceType: string;
    /**
     * Names of CFN-level *properties* (read from `Resources.X.Properties`) that
     * were removed or made unavailable. Only entries here drive findings — rules
     * read properties off the synthesized template, so a property removal is the
     * direct signal of potential coverage loss.
     */
    removedProperties?: string[];
    /**
     * Properties that were renamed. Findings cite both names so the user can
     * search the rule code for the old key.
     */
    renamedProperties?: {
        from: string;
        to: string;
    }[];
    /**
     * Properties newly added in this release. Treated as a coverage *hint*, not
     * a regression: the `coverage-gap` finding kind only fires when the
     * `resourceType` is already targeted by at least one existing rule, so users
     * are not nagged about resources they don't analyse. Use this to capture
     * additions that look security-, cost-, reliability-, or compliance-relevant
     * and may warrant a new rule. Exhaustive coverage is explicitly not the goal.
     */
    addedProperties?: string[];
    /**
     * Names of GetAtt return attributes that were removed. Recorded for
     * completeness, but does not drive findings on its own — rules don't read
     * GetAtt attributes off the template.
     */
    removedAttributes?: string[];
    /**
     * Names of jsii TypeScript schema types that were removed (authoring-time
     * concept, not present in synthesized CFN). Recorded for completeness only.
     */
    removedTypes?: string[];
    /** Link to the release notes documenting the change. */
    releaseUrl: string;
    /** Free-form human-readable note. */
    notes?: string;
};
/**
 * Map of aws-cdk-lib version → schema changes introduced in that release.
 *
 * Adding an entry: include the release tag link. Populate `removedProperties` /
 * `renamedProperties` for regressions that may have invalidated rule coverage,
 * and `addedProperties` for newly-introduced properties that look worth a new
 * rule (security, cost, reliability, compliance). Attributes/types are
 * recorded for traceability but stay silent.
 */
export declare const CDK_L1_SCHEMA_CHANGES: Record<string, SchemaChange[]>;