{
  "date": "2026-09-11",
  "mode": "read-only inspection; no application/config edits, service reloads, test uploads or deployment",
  "routing_verified": "aizhct.yyangpt.cn -> CLB HTTPS 443 default virtual server group -> one ECS backend port 80; no listener domain rules returned",
  "checks": {
    "nginx_config_test": "success; nginx -T",
    "nginx_body_limit": "50m in http scope; no target vhost override found",
    "php_selected_by_nginx": "PHP 7.4 FastCGI socket",
    "php74_ini_upload_max_filesize": "50M",
    "php74_ini_post_max_size": "50M",
    "checked_override_locations": "target nginx vhost/fastcgi include, PHP 7.4 FPM config/pools, target root/public .user.ini; no relevant size override found",
    "nginx_log_coverage": "current access file begins 2025-03-22 and ends 2026-09-11; 1912 rows on 2026-09-10",
    "target_access_log_upload_matches_on_20260910": 0,
    "nginx_error_log_level": "crit inherited; no target server error_log override in printed config",
    "clb_access_log_delivery_config_count": 0
  },
  "limits": "PHP values are configuration inspection, not an uploaded web-SAPI probe; current config does not independently prove its state at yesterday 11:22. Domain is inferred from repository app configuration; actual failure request URL/installed mini program version remains uncaptured. Absence of matching access records is not proof of a specific client/CLB cause.",
  "diagnosis": "9 MiB passes inspected frontend 10 MiB limit; current selected server size settings do not explain 9 MiB rejection; original error code still unavailable",
  "next_required_evidence": "capture real uni.uploadFile URL, file size, HTTP statusCode or fail errMsg, elapsed time and correlation id during reproduction; collect ingress logs for future attempts"
}