Split NPM actions on release creation between those that use the public NPM

registry (install) and those that use Wombat Dressing Room (publish).

Configure all workflows to use current LTS versions of NodeJS.
RELNOTES: n/a
PiperOrigin-RevId: 465435441
Change-Id: Icb5adb089b1068c324e9539498c1740f532d92a6

Author: 12wrigja

.github/workflows/draft-github-release.yml

@@ -10,7 +10,9 @@ jobs:
 
     steps:
       - uses: actions/checkout@v2
+        uses: actions/setup-node@v3
         with:
+          node-version: current
           # We need to fetch the full repository in order to write complete
           # release notes.
           fetch-depth: 0

.github/workflows/publish-on-npm.yml

@@ -3,6 +3,10 @@ name: Publish on NPM
 on:
   release:
     types: [ published ]
+  # Allow this workflow to be manually dispatched from the GitHub Actions UI or CLI
+  # in order to manually create or retry releases. This should not be necessary most of the time, as
+  # the 'on: release' trigger above should suffice.
+  workflow_dispatch:
 
 permissions:
   contents: read
@@ -13,11 +17,23 @@ jobs:
     steps:
       # This action checks out at the commit of the tagged release.
       - uses: actions/checkout@v2
+      # Install all deps in preparation for creating a release.
+      # Unlike publishing, this is done using the normal NPM registry
+      # to download deps.
       - uses: actions/setup-node@v3
         with:
+          node-version: current
+      # TODO: We should check in a lockfile and use npm ci here instead.
+      - run: npm install
+
+      # Re-setup node using Wombat Dressing Room as the registry
+      # The actual NodeJS binaries and such are cached, so doing this
+      # twice isn't particularly expensive.
+      - uses: actions/setup-node@v3
+        with:
+          node-version: current
           registry-url: https://wombat-dressing-room.appspot.com
       # Publish google-closure-library.
-      - run: npm install
       - run: npm publish
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN_GOOGLE_CLOSURE_LIBRARY }}