Bump package versions, and fix issues

package.json

@@ -40,6 +40,7 @@
     "@octokit/request": "^8.4.1",
     "@octokit/request-error": "^5.1.1",
     "@octokit/core": "^5.0.3",
-    "tmp": "^0.2.4"
+    "tmp": "^0.2.4",
+    "@types/node": "^24.1.0"
   }
 }

packages/artifact/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@actions/artifact",
-  "version": "2.3.3",
+  "version": "3.0.0",
   "preview": true,
   "description": "Actions artifact lib",
   "keywords": [

packages/attest/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@actions/attest",
-  "version": "1.6.0",
+  "version": "2.0.0",
   "description": "Actions attestation lib",
   "keywords": [
     "github",

packages/attest/src/attest.ts

@@ -102,7 +102,8 @@ function toAttestation(bundle: Bundle, attestationID?: string): Attestation {
       throw new Error('Bundle must contain an x509 certificate')
   }
 
-  const signingCert = new X509Certificate(certBytes)
+  // Convert Buffer to Uint8Array for Node.js 24 compatibility
+  const signingCert = new X509Certificate(new Uint8Array(certBytes))
 
   // Collect transparency log ID if available
   const tlogEntries = bundle.verificationMaterial.tlogEntries

packages/attest/src/store.ts

@@ -29,7 +29,11 @@ export const writeAttestation = async (
       owner: github.context.repo.owner,
       repo: github.context.repo.repo,
       headers: options.headers,
-      data: {bundle: attestation}
+      bundle: attestation as {
+        mediaType?: string
+        verificationMaterial?: { [key: string]: unknown }
+        dsseEnvelope?: { [key: string]: unknown }
+      }
     })
 
     const data =

packages/attest/tsconfig.json

@@ -4,7 +4,8 @@
     "baseUrl": "./",
     "outDir": "./lib",
     "declaration": true,
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "skipLibCheck": true
   },
   "include": [
     "./src"

packages/cache/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@actions/cache",
-  "version": "4.0.5",
+  "version": "5.0.0",
   "preview": true,
   "description": "Actions cache lib",
   "keywords": [

packages/core/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@actions/core",
-  "version": "1.11.1",
+  "version": "2.0.0",
   "description": "Actions core lib",
   "keywords": [
     "github",

packages/exec/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@actions/exec",
-  "version": "1.1.1",
+  "version": "2.0.0",
   "description": "Actions exec lib",
   "keywords": [
     "github",

packages/glob/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@actions/glob",
-  "version": "0.5.0",
+  "version": "1.0.0",
   "preview": true,
   "description": "Actions glob lib",
   "keywords": [

packages/http-client/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@actions/http-client",
-  "version": "2.2.3",
+  "version": "3.0.0",
   "description": "Actions Http Client",
   "engines": {
     "node": ">=24.0.0"

packages/io/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@actions/io",
-  "version": "1.1.3",
+  "version": "2.0.0",
   "description": "Actions io lib",
   "keywords": [
     "github",