chore: Upgrade TypeScript actions to Node 20 (#3264)

Fixes #3245

Signed-off-by: Ian Lewis <ianlewis@google.com>

.github/actions/compute-sha256/action.yml

@@ -24,5 +24,5 @@ outputs:
     value: "${{ steps.compute.outputs.sha256 }}"
 
 runs:
-  using: node16
-  main: 'dist/index.js'
+  using: "node20"
+  main: "dist/index.js"

.github/actions/create-container_based-predicate/action.yml

@@ -16,25 +16,25 @@ name: "Create container-based SLSA predicate"
 description: "Creates a container-based SLSA predicate given a BuildDefinition."
 inputs:
   build-definition:
-    description: 'A JSON file describing the SLSA BuildDefinition'
+    description: "A JSON file describing the SLSA BuildDefinition"
     required: true
   output-file:
-    description: 'Output file to place predicate'
+    description: "Output file to place predicate"
     required: true
   binary-sha256:
-    description: 'Builder binary digest to place in resolvedDependencies'
+    description: "Builder binary digest to place in resolvedDependencies"
     required: true
   binary-uri:
-    description: 'Builder binary source location to place in resolvedDependencies'
+    description: "Builder binary source location to place in resolvedDependencies"
     required: true
   builder-id:
-    description: 'Trusted builder identity'
+    description: "Trusted builder identity"
     required: true
   token:
     description: "The GitHub Actions token."
     required: false
     default: ${{ github.token }}
 
 runs:
-  using: node16
+  using: "node20"
   main: "dist/index.js"

.github/actions/detect-workflow-js/action.yml

@@ -28,5 +28,5 @@ outputs:
     description: The path to the workflow relative to the repository, for example ".github/workflows/example.yml"
 
 runs:
-  using: node16
+  using: "node20"
   main: "dist/index.js"

.github/actions/generate-attestations/action.yml

@@ -12,21 +12,21 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-name: 'Generate Attestations'
-description: 'Generates in-toto attestations based on a SLSA output layout and a predicate'
+name: "Generate Attestations"
+description: "Generates in-toto attestations based on a SLSA output layout and a predicate"
 inputs:
   slsa-layout-file:
-    description: 'A JSON file describing the SLSA output layout with attestation filename keys and the generated subjects (and digests)'
+    description: "A JSON file describing the SLSA output layout with attestation filename keys and the generated subjects (and digests)"
     required: true
   predicate-type:
-    description: 'A URI defining the type of the predicate, for e.g. https://slsa.dev/provenance/v0.2'
+    description: "A URI defining the type of the predicate, for e.g. https://slsa.dev/provenance/v0.2"
     required: true
   predicate-file:
-    description: 'A JSON file describing the SLSA predicate to attach to the subjects'
+    description: "A JSON file describing the SLSA predicate to attach to the subjects"
     required: true
   output-folder:
-    description: 'Output folder to place attestations'
+    description: "Output folder to place attestations"
     required: true
 runs:
-  using: 'node16'
-  main: 'dist/index.js'
+  using: "node20"
+  main: "dist/index.js"

.github/actions/privacy-check/action.yml

@@ -33,5 +33,5 @@ outputs:
     description: "True if the repository is private."
 
 runs:
-  using: node16
+  using: "node20"
   main: "dist/index.js"

.github/actions/sign-attestations/action.yml

@@ -12,19 +12,19 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-name: 'Sign Attestations'
-description: 'Signs in-toto attestations with Sigstore signing'
+name: "Sign Attestations"
+description: "Signs in-toto attestations with Sigstore signing"
 inputs:
   attestations:
-    description: 'Folder of attestations to sign'
+    description: "Folder of attestations to sign"
     required: true
   payload-type:
-    description: 'The in-toto payload type of the attestations'
+    description: "The in-toto payload type of the attestations"
     required: false
-    default: 'application/vnd.in-toto+json'
+    default: "application/vnd.in-toto+json"
   output-folder:
-    description: 'Output folder to place attestations'
+    description: "Output folder to place attestations"
     required: true
 runs:
-  using: 'node16'
-  main: 'dist/index.js'
+  using: "node20"
+  main: "dist/index.js"

.github/actions/verify-token/action.yml

@@ -49,5 +49,5 @@ outputs:
     description: "The tool repository ref taken from the signing certificate."
 
 runs:
-  using: "node16"
+  using: "node20"
   main: "dist/index.js"

actions/delegator/setup-generic/action.yml

@@ -88,5 +88,5 @@ outputs:
     description: "SLSA token"
 
 runs:
-  using: "node16"
+  using: "node20"
   main: "dist/index.js"