replace direct octokit deps with @actions/github types

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

src/git.ts

@@ -16,9 +16,6 @@
 
 import * as core from '@actions/core';
 import * as github from '@actions/github';
-import {Octokit} from '@octokit/core';
-import {restEndpointMethods} from '@octokit/plugin-rest-endpoint-methods';
-
 import {Exec} from './exec.js';
 import {GitHub} from './github.js';
 
@@ -47,9 +44,9 @@ export class Git {
     // if we have a token and this is a GitHub repo we can use the GitHub API
     if (token && repoMatch) {
       core.setSecret(token);
-      const octokit = new (Octokit.plugin(restEndpointMethods).defaults({
+      const octokit = github.getOctokit(token, {
         baseUrl: GitHub.apiURL
-      }))({auth: token});
+      });
       const [owner, repoName] = repoMatch.slice(1, 3);
       try {
         return (

src/types/github.ts

@@ -16,7 +16,7 @@
 
 import * as core from '@actions/core';
 import {AnnotationProperties} from '@actions/core';
-import {components as OctoOpenApiTypes} from '@octokit/openapi-types';
+import type {getOctokit} from '@actions/github';
 import {JwtPayload} from 'jwt-decode';
 
 import {BakeDefinition} from './buildx/bake.js';
@@ -39,7 +39,8 @@ export interface GitHubContentOpts {
   path: string;
 }
 
-export type GitHubRepo = OctoOpenApiTypes['schemas']['repository'];
+type Octokit = ReturnType<typeof getOctokit>;
+export type GitHubRepo = Awaited<ReturnType<Octokit['rest']['repos']['get']>>['data'];
 
 export interface GitHubActionsRuntimeToken extends JwtPayload {
   ac?: string;