fix: show effective tokens (ET) in discussion footer (#24320)

Author: github-actions[bot]

actions/setup/js/create_discussion.cjs

@@ -16,7 +16,8 @@ const { createAuthenticatedGitHubClient } = require("./handler_auth.cjs");
 const { removeDuplicateTitleFromDescription } = require("./remove_duplicate_title.cjs");
 const { getErrorMessage } = require("./error_helpers.cjs");
 const { ERR_VALIDATION } = require("./error_codes.cjs");
-const { createExpirationLine, generateFooterWithExpiration } = require("./ephemerals.cjs");
+const { createExpirationLine, generateFooterWithExpiration, addExpirationToFooter } = require("./ephemerals.cjs");
+const { generateFooterWithMessages } = require("./messages_footer.cjs");
 const { generateWorkflowIdMarker, generateWorkflowCallIdMarker, generateCloseKeyMarker, normalizeCloseOlderKey } = require("./generate_footer.cjs");
 const { sanitizeLabelContent } = require("./sanitize_label_content.cjs");
 const { tryEnforceArrayLimit } = require("./limit_enforcement_helpers.cjs");
@@ -25,7 +26,7 @@ const { isStagedMode } = require("./safe_output_helpers.cjs");
 const { closeOlderDiscussions: closeOlderDiscussionsFunc } = require("./close_older_discussions.cjs");
 const { parseBoolTemplatable } = require("./templatable.cjs");
 const { buildWorkflowRunUrl } = require("./workflow_metadata_helpers.cjs");
-const { generateHistoryLink } = require("./generate_history_link.cjs");
+const { generateHistoryLink, generateHistoryUrl } = require("./generate_history_link.cjs");
 const { MAX_LABELS } = require("./constants.cjs");
 const { fetchAllRepoLabels } = require("./github_api_helpers.cjs");
 
@@ -512,20 +513,24 @@ async function main(config = {}) {
     // Generate footer with expiration using helper
     // When footer is disabled, only add XML markers (no visible footer content)
     if (includeFooter) {
-      const historyLink = generateHistoryLink({
+      const historyUrl = generateHistoryUrl({
         owner: repoParts.owner,
         repo: repoParts.repo,
         itemType: "discussion",
         workflowCallId: callerWorkflowId,
         workflowId,
         serverUrl: context.serverUrl,
       });
-      const footerText = historyLink ? `> AI generated by [${workflowName}](${runUrl}) · ${historyLink}` : `> AI generated by [${workflowName}](${runUrl})`;
-      const footer = generateFooterWithExpiration({
-        footerText,
+      const workflowSource = process.env.GH_AW_WORKFLOW_SOURCE ?? "";
+      const workflowSourceURL = process.env.GH_AW_WORKFLOW_SOURCE_URL ?? "";
+      const triggeringIssueNumber = context.payload?.issue?.number && !context.payload?.issue?.pull_request ? context.payload.issue.number : undefined;
+      const triggeringPRNumber = context.payload?.pull_request?.number || (context.payload?.issue?.pull_request ? context.payload.issue.number : undefined);
+      const triggeringDiscussionNumber = context.payload?.discussion?.number;
+      const footer = addExpirationToFooter(
+        generateFooterWithMessages(workflowName, runUrl, workflowSource, workflowSourceURL, triggeringIssueNumber, triggeringPRNumber, triggeringDiscussionNumber, historyUrl).trimEnd(),
         expiresHours,
-        entityType: "Discussion",
-      });
+        "Discussion"
+      );
       bodyLines.push(``, ``, footer);
     }