fix: ensure all pre-releases marked prerelease=true [skip ci]

.mokogitea/workflows/pre-release.yml

@@ -155,6 +155,21 @@ jobs:
             --token "${{ secrets.MOKOGITEA_TOKEN }}" --api-base "$API_BASE" \
             --repo "${GITEA_REPO}" --branch dev --prerelease
 
+      - name: Ensure prerelease flag
+        run: |
+          TAG="${{ steps.meta.outputs.tag }}"
+          API_BASE="${GITEA_URL}/api/v1/repos/${GITEA_ORG}/${GITEA_REPO}"
+          # Get release ID by tag and force prerelease=true
+          RELEASE_ID=$(curl -s "${API_BASE}/releases/tags/${TAG}" \
+            -H "Authorization: token ${{ secrets.MOKOGITEA_TOKEN }}" | jq -r '.id // empty')
+          if [ -n "$RELEASE_ID" ]; then
+            curl -s -X PATCH "${API_BASE}/releases/${RELEASE_ID}" \
+              -H "Authorization: token ${{ secrets.MOKOGITEA_TOKEN }}" \
+              -H "Content-Type: application/json" \
+              -d '{"prerelease": true}'
+            echo "Marked release ${TAG} (id=${RELEASE_ID}) as prerelease"
+          fi
+
       - name: Build package and upload
         id: package
         run: |