fix: use Gitea API directly for release creation and asset upload

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.gitea/workflows/publish.yml

@@ -96,10 +96,25 @@ jobs:
           git diff --staged --quiet || git commit -m "chore: update manifest for ${{ github.ref_name }}"
           git push origin HEAD:${{ github.event.repository.default_branch }}
 
-      - name: Create release
-        uses: softprops/action-gh-release@v1
-        with:
-          files: artifacts/**/*.zip
-          overwrite: true
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Create release and upload assets
+        run: |
+          API="${{ github.server_url }}/api/v1"
+          REPO="${{ github.repository }}"
+          TAG="${{ github.ref_name }}"
+          TOKEN="${{ secrets.GITHUB_TOKEN }}"
+
+          # Create release (or get existing)
+          RELEASE=$(curl -s -X POST "${API}/repos/${REPO}/releases" \
+            -H "Authorization: token ${TOKEN}" \
+            -H "Content-Type: application/json" \
+            -d "{\"tag_name\":\"${TAG}\",\"name\":\"${TAG}\"}")
+          RELEASE_ID=$(echo "${RELEASE}" | python3 -c "import sys,json; print(json.load(sys.stdin)['id'])")
+
+          # Upload assets
+          for file in artifacts/build-net9/*.zip artifacts/build-net10/*.zip; do
+            NAME=$(basename "${file}")
+            curl -s -X POST "${API}/repos/${REPO}/releases/${RELEASE_ID}/assets?name=${NAME}" \
+              -H "Authorization: token ${TOKEN}" \
+              -H "Content-Type: application/octet-stream" \
+              --data-binary "@${file}"
+          done