fix(acceptance): 增强生产验收控制面容错

原因：资源前置检查中的一次瞬时 SSH 中断会直接终止 Run，失败收尾又可能因 partial 报告已存在而无法完成。\n\n影响：节点内存采集增加有界重试并区分传输故障；验收管理 GET 与 finish 支持香港本地入口安全回退，并对响应丢失后的 409 反查 Run 终态；已有 partial 报告会验证复用。\n\n验证：bash -n、ShellCheck、production-acceptance-script-test.sh、manual-release-test.sh 通过。

tests/release/production-acceptance-script-test.sh

@@ -40,6 +40,33 @@ awk '
 # shellcheck source=/dev/null
 source "$tmp/pressure-monitor.sh"
 
+awk '
+  /^read_node_memory_percent\(\)/ { capture = 1 }
+  capture && /^verify_resource_preconditions\(\)/ { exit }
+  capture { print }
+' "$script" >"$tmp/resource-precondition.sh"
+
+# shellcheck source=/dev/null
+source "$tmp/resource-precondition.sh"
+
+awk '
+  /^merge_partial_acceptance_report\(\)/ { capture = 1 }
+  capture && /^mark_run_failed\(\)/ { exit }
+  capture { print }
+' "$script" >"$tmp/partial-report.sh"
+
+# shellcheck source=/dev/null
+source "$tmp/partial-report.sh"
+
+awk '
+  /^admin_request\(\)/ { capture = 1 }
+  capture && /^verify_release_cas\(\)/ { exit }
+  capture { print }
+' "$script" >"$tmp/admin-request.sh"
+
+# shellcheck source=/dev/null
+source "$tmp/admin-request.sh"
+
 cluster_root=$tmp/repository
 git init -q "$cluster_root"
 git -C "$cluster_root" config user.name 'Acceptance Script Test'
@@ -108,6 +135,87 @@ grep -Fq '# target_host root@hongkong-worker-2.invalid' <<<"$metrics"
 [[ $(metric_max test_metric <<<"$metrics") == 1 ]]
 [[ $(metric_sum test_metric <<<"$metrics") == 2 ]]
 
+memory_attempts=$tmp/memory-attempts
+printf '0\n' >"$memory_attempts"
+remote_kubectl() {
+  local attempts
+  attempts=$(<"$memory_attempts")
+  attempts=$((attempts + 1))
+  printf '%s\n' "$attempts" >"$memory_attempts"
+  if (( attempts == 1 )); then
+    return 1
+  fi
+  printf 'easyai-hongkong 100m 5%% 1024Mi 64%%\n'
+}
+sleep() { :; }
+[[ $(read_node_memory_percent easyai-hongkong) == 64 ]]
+[[ $(<"$memory_attempts") == 2 ]]
+
+remote_kubectl() { return 1; }
+if read_node_memory_percent easyai-hongkong >/dev/null 2>&1; then
+  echo 'unavailable node metrics passed resource precondition collection' >&2
+  exit 1
+else
+  resource_status=$?
+fi
+[[ $resource_status == 2 ]]
+
+cluster_root=$tmp/repository
+local_acceptance_report=$tmp/local-report.json
+summary=$tmp/summary.partial.json
+partial=$tmp/acceptance-report.partial.json
+printf '{}\n' >"$local_acceptance_report"
+printf '{}\n' >"$summary"
+printf '{}\n' >"$partial"
+node_calls=$tmp/node-calls
+node() { printf '%s\n' "$*" >>"$node_calls"; }
+merge_partial_acceptance_report "$summary" "$partial"
+[[ $(wc -l <"$node_calls" | tr -d ' ') == 1 ]]
+grep -Fq ' validate --input ' "$node_calls"
+unlink "$partial"
+merge_partial_acceptance_report "$summary" "$partial"
+[[ $(wc -l <"$node_calls" | tr -d ' ') == 2 ]]
+grep -Fq ' merge-production --local-report ' "$node_calls"
+
+acceptance_admin_base=http://10.43.1.1:8088
+acceptance_admin_fallback_base=http://10.43.2.2:8088
+AI_GATEWAY_ACCEPTANCE_ADMIN_TOKEN=test-token
+CLUSTER_NINGBO_HOST=root@ningbo.invalid
+CLUSTER_HONGKONG_HOST=root@hongkong.invalid
+admin_attempts=$tmp/admin-attempts
+printf '0\n' >"$admin_attempts"
+cluster_ssh() {
+  local attempts
+  attempts=$(<"$admin_attempts")
+  attempts=$((attempts + 1))
+  printf '%s\n' "$attempts" >"$admin_attempts"
+  if (( attempts == 1 )); then
+    return 1
+  fi
+  printf '{"status":"running"}\n200\n'
+}
+admin_output=$tmp/admin-output.json
+admin_request GET /api/admin/system/acceptance/runs/test-run '' "$admin_output"
+[[ $(jq -r '.status' "$admin_output") == running ]]
+[[ $(<"$admin_attempts") == 2 ]]
+
+printf '0\n' >"$admin_attempts"
+cluster_ssh() {
+  local attempts
+  attempts=$(<"$admin_attempts")
+  attempts=$((attempts + 1))
+  printf '%s\n' "$attempts" >"$admin_attempts"
+  case $attempts in
+    1) return 1 ;;
+    2) printf '{"error":"acceptance run is not running"}\n409\n' ;;
+    3) printf '{"status":"failed"}\n200\n' ;;
+  esac
+}
+admin_body='{"passed":false}'
+admin_request POST /api/admin/system/acceptance/runs/test-run/finish "$admin_body" "$admin_output"
+[[ $(jq -r '.status' "$admin_output") == failed ]]
+[[ $(<"$admin_attempts") == 3 ]]
+
 passing_pressure_row='2026-08-01T00:00:00Z,0,0,899,149,200,84,1535,0,32,32,0,0,0,0,2,48,0,8,8,0,0,0,16,16,0,0,1535,100'
 pressure_row_passes_live_gates "$passing_pressure_row"
 [[ $(pressure_row_live_gate_reason '2026-08-01T00:00:00Z,0,0,900,149,200,79,1535,0,32,32,0,0,0,0,2,48,0,8,8,0,0,0,16,16,0,0,1535,100') == \