fix(ci): add error handling to release creation API calls

Print HTTP status and response body on failure instead of crashing
with a cryptic KeyError when the Gitea API returns an error.

.gitea/workflows/release.yml

@@ -393,21 +393,34 @@ jobs:
           fi
 
           # Create release
-          release_id=$(curl -s -X POST \
+          response=$(curl -s -w "\n%{http_code}" -X POST \
             -H "Authorization: token ${GITEA_TOKEN}" \
             -H "Content-Type: application/json" \
             -d "$PAYLOAD" \
-            "${GITEA_URL}/api/v1/repos/${REPO}/releases" | \
-            python3 -c "import sys,json; print(json.load(sys.stdin)['id'])")
+            "${GITEA_URL}/api/v1/repos/${REPO}/releases")
+          http_code=$(echo "$response" | tail -1)
+          body=$(echo "$response" | sed '$d')
+
+          if [ "$http_code" -lt 200 ] || [ "$http_code" -ge 300 ]; then
+            echo "::error::Failed to create release (HTTP ${http_code}): ${body}"
+            exit 1
+          fi
+
+          release_id=$(echo "$body" | python3 -c "import sys,json; print(json.load(sys.stdin)['id'])")
           echo "Created release ${release_id}"
 
           # Upload assets
           for file in release/*; do
             filename=$(basename "$file")
             echo "Uploading ${filename}..."
-            curl -s -X POST \
+            upload_resp=$(curl -s -w "\n%{http_code}" -X POST \
               -H "Authorization: token ${GITEA_TOKEN}" \
               -F "attachment=@${file}" \
-              "${GITEA_URL}/api/v1/repos/${REPO}/releases/${release_id}/assets?name=${filename}"
-            echo " done."
+              "${GITEA_URL}/api/v1/repos/${REPO}/releases/${release_id}/assets?name=${filename}")
+            upload_code=$(echo "$upload_resp" | tail -1)
+            if [ "$upload_code" -lt 200 ] || [ "$upload_code" -ge 300 ]; then
+              echo "::warning::Failed to upload ${filename} (HTTP ${upload_code})"
+            else
+              echo " done."
+            fi
           done