fix: 修复bug

dev.sh

@@ -21,15 +21,17 @@ case "$CMD" in
     # Start in background, then wait for Node self-check + health endpoint.
     docker compose up -d --build "$@"
     echo "[dev] waiting for server health..."
-    deadline=$((SECONDS + 90))
+    # ComfyUI first startup may take longer while preparing custom nodes.
+    HEALTH_TIMEOUT_SECONDS="${HEALTH_TIMEOUT_SECONDS:-300}"
+    deadline=$((SECONDS + HEALTH_TIMEOUT_SECONDS))
     ok=0
     while [ $SECONDS -lt $deadline ]; do
       if curl -fsS "http://127.0.0.1:3000/api/health" >/dev/null 2>&1; then
         ok=1
         break
       fi
-      # If container exited, fail fast.
-      if ! docker compose ps --status running | grep -q "aivideo"; then
+      # Fail fast only if container actually exited (avoid mis-detecting "starting" state).
+      if docker compose ps --status exited | grep -q "aivideo"; then
         break
       fi
       sleep 1