diff --git a/actions/setup/js/add_labels.cjs b/actions/setup/js/add_labels.cjs
index 3b1d5a851c1..f42681aff84 100644
--- a/actions/setup/js/add_labels.cjs
+++ b/actions/setup/js/add_labels.cjs
@@ -3,7 +3,6 @@
 
 const { processSafeOutput } = require("./safe_output_processor.cjs");
 const { validateLabels } = require("./safe_output_validator.cjs");
-const { getErrorMessage } = require("./error_helpers.cjs");
 
 async function main() {
   // Use shared processor for common steps
@@ -43,7 +42,6 @@ async function main() {
     return;
   }
 
-  // @ts-ignore - TypeScript doesn't narrow properly after success check
   const { item: labelsItem, config, targetResult } = result;
   if (!config || !targetResult || targetResult.number === undefined) {
     core.setFailed("Internal error: config, targetResult, or targetResult.number is undefined");
@@ -53,14 +51,14 @@ async function main() {
   const itemNumber = targetResult.number;
   const { contextType } = targetResult;
 
-  const requestedLabels = labelsItem.labels || [];
+  const requestedLabels = labelsItem.labels ?? [];
   core.info(`Requested labels: ${JSON.stringify(requestedLabels)}`);
 
   // Use validation helper to sanitize and validate labels
   const labelsResult = validateLabels(requestedLabels, allowedLabels, maxCount);
   if (!labelsResult.valid) {
     // If no valid labels, log info and return gracefully instead of failing
-    if (labelsResult.error && labelsResult.error.includes("No valid labels")) {
+    if (labelsResult.error?.includes("No valid labels")) {
       core.info("No labels to add");
       core.setOutput("labels_added", "");
       await core.summary
@@ -75,11 +73,11 @@ No labels were added (no valid labels found in agent output).
       return;
     }
     // For other validation errors, fail the workflow
-    core.setFailed(labelsResult.error || "Invalid labels");
+    core.setFailed(labelsResult.error ?? "Invalid labels");
     return;
   }
 
-  const uniqueLabels = labelsResult.value || [];
+  const uniqueLabels = labelsResult.value ?? [];
 
   if (uniqueLabels.length === 0) {
     core.info("No labels to add");
@@ -96,32 +94,26 @@ No labels were added (no valid labels found in agent output).
     return;
   }
   core.info(`Adding ${uniqueLabels.length} labels to ${contextType} #${itemNumber}: ${JSON.stringify(uniqueLabels)}`);
-  try {
-    await github.rest.issues.addLabels({
-      owner: context.repo.owner,
-      repo: context.repo.repo,
-      issue_number: itemNumber,
-      labels: uniqueLabels,
-    });
-    core.info(`Successfully added ${uniqueLabels.length} labels to ${contextType} #${itemNumber}`);
-    core.setOutput("labels_added", uniqueLabels.join("\n"));
-    const labelsListMarkdown = uniqueLabels.map(label => `- \`${label}\``).join("\n");
-    await core.summary
-      .addRaw(
-        `
+  await github.rest.issues.addLabels({
+    owner: context.repo.owner,
+    repo: context.repo.repo,
+    issue_number: itemNumber,
+    labels: uniqueLabels,
+  });
+  core.info(`Successfully added ${uniqueLabels.length} labels to ${contextType} #${itemNumber}`);
+  core.setOutput("labels_added", uniqueLabels.join("\n"));
+  const labelsListMarkdown = uniqueLabels.map(label => `- \`${label}\``).join("\n");
+  await core.summary
+    .addRaw(
+      `
 ## Label Addition
 
 Successfully added ${uniqueLabels.length} label(s) to ${contextType} #${itemNumber}:
 
 ${labelsListMarkdown}
 `
-      )
-      .write();
-  } catch (error) {
-    const errorMessage = getErrorMessage(error);
-    core.error(`Failed to add labels: ${errorMessage}`);
-    core.setFailed(`Failed to add labels: ${errorMessage}`);
-  }
+    )
+    .write();
 }
 
 module.exports = { main };