Fix iOS App Store upload validation

.forgejo/workflows/apple-distribute-testers.yml

@@ -458,11 +458,19 @@ jobs:
             find publish -type f -print | sort
             exit 1
           fi
+          upload_log="${RUNNER_TEMP:-/tmp}/burrow-altool-ios-${BUILD_NUMBER}.log"
+          set +e
           xcrun altool --upload-app \
             --type ios \
             --file "$ipa" \
             --apiKey "$ASC_API_KEY_ID" \
-            --apiIssuer "$ASC_API_ISSUER_ID"
+            --apiIssuer "$ASC_API_ISSUER_ID" 2>&1 | tee "$upload_log"
+          altool_status=${PIPESTATUS[0]}
+          set -e
+          if (( altool_status != 0 )) || grep -Eq 'UPLOAD FAILED|Validation failed|ERROR:' "$upload_log"; then
+            echo "::error ::altool reported upload validation failure for $ipa" >&2
+            exit 1
+          fi
 
       - name: Distribute iOS Build To TestFlight
         shell: bash