Add github.job_id to context.

src/Runner.Worker/ExecutionContext.cs

@@ -735,12 +735,17 @@ namespace GitHub.Runner.Worker
             var base64EncodedToken = Convert.ToBase64String(Encoding.UTF8.GetBytes($"x-access-token:{githubAccessToken}"));
             HostContext.SecretMasker.AddValue(base64EncodedToken);
             var githubJob = Global.Variables.Get("system.github.job");
+            var githubJobId = Global.Variables.Get("system.github.jobId");
             var githubContext = new GitHubContext();
             githubContext["token"] = githubAccessToken;
             if (!string.IsNullOrEmpty(githubJob))
             {
                 githubContext["job"] = new StringContextData(githubJob);
             }
+            if (!string.IsNullOrEmpty(githubJobId))
+            {
+                githubContext["job_id"] = new StringContextData(githubJobId);
+            }
             var githubDictionary = ExpressionValues["github"].AssertDictionary("github");
             foreach (var pair in githubDictionary)
             {

src/Runner.Worker/GitHubContext.cs

@@ -21,6 +21,7 @@ namespace GitHub.Runner.Worker
             "graphql_url",
             "head_ref",
             "job",
+            "job_id",
             "path",
             "ref_name",
             "ref_protected",