Remove publishing workflows

.github/workflows/main.yml

@@ -48,29 +48,3 @@ jobs:
           if [[ $passed != "true" ]]; then
             exit 1
           fi
-
-  is-release:
-    # Filtering by `push` events ensures that we only release from the `main` branch, which is a
-    # requirement for our npm publishing environment.
-    # The commit author should always be 'github-actions' for releases created by the
-    # 'create-release-pr' workflow, so we filter by that as well to prevent accidentally
-    # triggering a release.
-    if: github.event_name == 'push' && startsWith(github.event.head_commit.author.name, 'github-actions')
-    needs: all-jobs-pass
-    outputs:
-      IS_RELEASE: ${{ steps.is-release.outputs.IS_RELEASE }}
-    runs-on: ubuntu-latest
-    steps:
-      - uses: MetaMask/action-is-release@v1
-        id: is-release
-
-  publish-release:
-    needs: is-release
-    if: needs.is-release.outputs.IS_RELEASE == 'true'
-    name: Publish release
-    permissions:
-      contents: write
-    uses: ./.github/workflows/publish-release.yml
-    secrets:
-      NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
-      PUBLISH_SITE_TOKEN: ${{ secrets.PUBLISH_SITE_TOKEN }}

scripts/cleanup.sh

@@ -4,8 +4,5 @@ set -u
 set -o pipefail
 
 rm .github/CODEOWNERS
-rm .github/workflows/create-release-pr.yml
-rm .github/workflows/publish-release.yml
-rm .github/workflows/publish-site.yml
 rm -f scripts/cleanup.sh
 git commit -am "Clean up undesired MetaMask GitHub files"