fixup! fixup! [ci] Better caching via a new cache key in publish-ghpages

Author: rayrobdod

.github/workflows/publish-ghpages.yml

@@ -19,14 +19,18 @@ jobs:
     - uses: actions/checkout@v4
       with:
         fetch-depth: 0
-    - name: Cache Sbt packages with different key
+    - name: cache sbt packages
+      # but with a different name than setup-java would use,
+      # since webStage will pull some artifacts that the other tasks will not
+      # and caches are immutable, apparently, rather than updatable
       uses: actions/cache@v4
       with:
         path: |
-          **/*.sbt
-          **/project/build.properties
-          **/project/**.scala
-          **/project/**.sbt
+          ~/.ivy2/cache
+          ~/.sbt
+          ~/.cache/coursier
+          !~/.sbt/*.lock
+          !~/**/ivydata-*.properties
         key: sbt-site-${{ hashFiles('**/*.sbt','**/project/build.properties','**/project/**.scala','**/project/**.sbt') }}
         restore-keys: |
           sbt-site-