github: derive summary table types from core API

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

src/types/github.ts

@@ -14,6 +14,7 @@
  * limitations under the License.
  */
 
+import * as core from '@actions/core';
 import {AnnotationProperties} from '@actions/core';
 import {components as OctoOpenApiTypes} from '@octokit/openapi-types';
 import {JwtPayload} from 'jwt-decode';
@@ -21,6 +22,9 @@ import {JwtPayload} from 'jwt-decode';
 import {BakeDefinition} from './buildx/bake.js';
 import {ExportResponse} from './buildx/history.js';
 
+export type SummaryTableRow = Parameters<typeof core.summary.addTable>[0][number];
+export type SummaryTableCell = Exclude<SummaryTableRow[number], string>;
+
 export interface GitHubRelease {
   id: number;
   tag_name: string;