`GITHUB_*` variables aren't in the `env` context. Sigh.

.github/workflows/release.yml

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 566c9b2..f2bd206 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,16 +16,16 @@
     steps:
       - uses: actions/checkout@v4.1.1
       - run: |
-          gh release create ${{ env.GITHUB_REF_NAME }} \
+          gh release create "${GITHUB_REF_NAME}" \
             --generate-notes --latest --verify-tag \
-            --repo ${{ env.GITHUB_REPOSITORY }}
-          gh release download ${{ env.GITHUB_REF_NAME }} \
+            --repo "${GITHUB_REPOSITORY}"
+          gh release download "${GITHUB_REF_NAME}" \
             --archive tar.gz \
-            --repo ${{ env.GITHUB_REPOSITORY }}
-          gh release download ${{ env.GITHUB_REF_NAME }} \
+            --repo "${GITHUB_REPOSITORY}"
+          gh release download "${GITHUB_REF_NAME}" \
             --archive zip \
-            --repo ${{ env.GITHUB_REPOSITORY }}
-          gh release upload ${{ env.GITHUB_REF_NAME }} \
+            --repo "${GITHUB_REPOSITORY}"
+          gh release upload "${GITHUB_REF_NAME}" \
             *.tar.gz *.zip \
-            --repo ${{ env.GITHUB_REPOSITORY }}
+            --repo "${GITHUB_REPOSITORY}"
         shell: bash