Fix: release workflow SHA sync to main with error logging

- Remove duplicate TOKEN line
- API PUT: log HTTP response code and body on failure
- Log warning if file SHA lookup fails

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.github/workflows/release.yml

@@ -378,7 +378,6 @@ jobs:
           VERSION="${{ steps.meta.outputs.version }}"
           CURRENT_BRANCH="${{ github.ref_name }}"
           TOKEN="${{ secrets.GA_TOKEN }}"
-          TOKEN="${{ secrets.GA_TOKEN }}"
 
           git config --local user.email "gitea-actions[bot]@mokoconsulting.tech"
           git config --local user.name "gitea-actions[bot]"
@@ -402,10 +401,10 @@ jobs:
               "${API}/contents/updates.xml?ref=main" | jq -r '.sha // empty')
 
             if [ -n "$FILE_SHA" ]; then
-              # Base64-encode the updates.xml content
+              # Base64-encode the updates.xml content from working tree (has updated SHA)
               CONTENT=$(base64 -w0 updates.xml)
 
-              curl -sf -X PUT -H "Authorization: token ${GA_TOKEN}" \
+              RESPONSE=$(curl -s -w "\n%{http_code}" -X PUT -H "Authorization: token ${GA_TOKEN}" \
                 -H "Content-Type: application/json" \
                 "${API}/contents/updates.xml" \
                 -d "$(jq -n \
@@ -414,7 +413,16 @@ jobs:
                   --arg msg "chore: update ${STABILITY} channel to ${VERSION} on main [skip ci]" \
                   --arg branch "main" \
                   '{content: $content, sha: $sha, message: $msg, branch: $branch}'
-                )" > /dev/null && echo "updates.xml synced to main via API" || echo "WARNING: failed to sync updates.xml to main"
+                )")
+              HTTP_CODE=$(echo "$RESPONSE" | tail -1)
+              if [ "$HTTP_CODE" = "200" ] || [ "$HTTP_CODE" = "201" ]; then
+                echo "updates.xml synced to main via API (HTTP ${HTTP_CODE})"
+              else
+                echo "WARNING: failed to sync updates.xml to main (HTTP ${HTTP_CODE})"
+                echo "$RESPONSE" | head -5
+              fi
+            else
+              echo "WARNING: could not get file SHA for updates.xml on main"
             fi
           fi