Wait for Flask readiness during deploy verification.

Avoid false negatives when PM2 is online but the port is not listening yet.

Co-authored-by: Cursor <cursoragent@cursor.com>

deploy/lib/common.sh

@@ -339,14 +339,15 @@ read_app_port() {
 check_http() {
   local url="$1"
   local code
-  code="$(curl -sS -o /dev/null -w '%{http_code}' --connect-timeout 5 "${url}" 2>/dev/null || echo "000")"
-  [[ "${code}" == "200" || "${code}" == "302" || "${code}" == "301" ]]
+  code="$(curl -sS -o /dev/null -w '%{http_code}' --connect-timeout 5 --max-time 8 "${url}" 2>/dev/null || echo "000")"
+  [[ "${code}" == "200" || "${code}" == "302" || "${code}" == "301" || "${code}" == "401" || "${code}" == "403" ]]
 }
 
 verify_deployment() {
   local ip="${1:-$(detect_server_ip)}"
   local port
   local ok=1
+  local attempt max_attempts=20
   port="$(read_app_port)"
 
   step "部署验收"
@@ -358,11 +359,48 @@ verify_deployment() {
     pm2 list 2>/dev/null || true
   fi
 
-  if check_http "http://127.0.0.1:${port}/"; then
+  # Flask 冷启动常需数秒;立刻 curl 易误报
+  echo "  ... 等待页面就绪 (最多约 ${max_attempts}s,端口 ${port})"
+  local http_ok=0
+  for attempt in $(seq 1 "${max_attempts}"); do
+    if check_http "http://127.0.0.1:${port}/"; then
+      http_ok=1
+      break
+    fi
+    # 进程已挂掉则提前失败
+    if command -v pm2 >/dev/null 2>&1 && ! pm2_app_exists "${PM2_APP_NAME}"; then
+      echo "  [✗] 等待期间 PM2 进程消失"
+      ok=0
+      break
+    fi
+    local status=""
+    status="$(pm2 jlist 2>/dev/null | python3 -c '
+import json,sys
+name="'"${PM2_APP_NAME}"'"
+try:
+    apps=json.load(sys.stdin)
+except Exception:
+    print(""); sys.exit(0)
+for a in apps or []:
+    if isinstance(a,dict) and a.get("name")==name:
+        print((a.get("pm2_env") or {}).get("status") or "")
+        break
+' 2>/dev/null || true)"
+    if [[ "${status}" == "errored" || "${status}" == "stopped" ]]; then
+      echo "  [✗] PM2 状态为 ${status}"
+      ok=0
+      break
+    fi
+    sleep 1
+  done
+
+  if [[ "${http_ok}" -eq 1 ]]; then
     echo "  [✓] 页面可访问 (http://127.0.0.1:${port}/)"
   else
     echo "  [✗] 页面不可访问 (http://127.0.0.1:${port}/)"
     ok=0
+    echo "  排查: pm2 logs ${PM2_APP_NAME} --lines 50"
+    echo "  确认端口: grep APP_PORT ${REPO_ROOT}/.env"
   fi
 
   if [[ "${ok}" -eq 1 ]]; then