build: fix update-wpt workflow

Author: JonasBa

.github/workflows/update-wpt.yml

@@ -8,14 +8,23 @@ on:
     inputs:
       subsystems:
         description: Subsystem to run the update for
-        required: false
-        default: '["url", "urlpattern", "WebCryptoAPI"]'
+        required: true
+        default: all
+        type: choice
+        # Reminder to keep this list in sync with the SUBSYSTEM_LIST env variable
+        options:
+          - all
+          - url
+          - urlpattern
+          - WebCryptoAPI
 
 permissions:
   contents: read
 
 env:
   NODE_VERSION: lts/*
+  # Reminder to keep this list in sync with the workflow dispatch input options
+  SUBSYSTEM_LIST: '["url", "urlpattern", "WebCryptoAPI"]'
 
 jobs:
   wpt-subsystem-update:
@@ -24,15 +33,16 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        subsystem: ${{ fromJSON(github.event.inputs.subsystems || '["url", "urlpattern", "WebCryptoAPI"]') }}
+        # keep list of subsystems in sync with the options in the workflow dispatch input
+        subsystem: ${{ (inputs.subsystems == 'all') && fromJSON(env.SUBSYSTEM_LIST) || fromJSON('["' + inputs.subsystems + '"]') }}
 
     steps:
-      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           persist-credentials: false
 
       - name: Install Node.js
-        uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a  # v4.2.0
+        uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a # v4.2.0
         with:
           node-version: ${{ env.NODE_VERSION }}
 
@@ -68,9 +78,11 @@ jobs:
           SUBSYSTEM: ${{ matrix.subsystem }}
 
       - name: Open or update PR for the subsystem update
-        uses: gr2m/create-or-update-pull-request-action@77596e3166f328b24613f7082ab30bf2d93079d5
+        uses: gr2m/create-or-update-pull-request-action@b65137ca591da0b9f43bad7b24df13050ea45d1b # v1.10.1
         with:
-          branch: actions/update-wpt-${{ matrix.subsystem }}
+          # The action used will match by prefix, which means that url will match urlpattern,
+          # and update the wrong PR. This is why we need a suffix to differentiate the PRs.
+          branch: actions/update-${{ matrix.subsystem }}-wpt
           author: Node.js GitHub Bot <[email protected]>
           title: 'test: update WPT for ${{ matrix.subsystem }} to ${{ env.short_version }}'
           commit-message: 'test: update WPT for ${{ matrix.subsystem }} to ${{ env.short_version }}'