fix(1panel): sync MySQL/Redis container hosts on nx update

Upgrade was skipping 1panel-network detection; wizard now overrides stale host.docker.internal from volume/API defaults.

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

deploy/nexus-1panel.sh

@@ -200,12 +200,39 @@ upsert_env_var() {
     fi
 }
 
+write_1panel_hosts_volume() {
+    local mysql_host="${1:-}" redis_host="${2:-}"
+    [[ -n "$mysql_host" || -n "$redis_host" ]] || return 0
+    local vol json
+    vol="$(docker volume ls -q --filter name=nexus-web-data 2>/dev/null | head -1 || true)"
+    if [[ -z "$vol" ]]; then
+        warn "未找到 nexus-web-data 卷，跳过写入 1panel-hosts.json"
+        return 0
+    fi
+    json="{"
+    if [[ -n "$mysql_host" ]]; then
+        json+="\"db_host\":\"${mysql_host}\""
+        [[ -n "$redis_host" ]] && json+=","
+    fi
+    if [[ -n "$redis_host" ]]; then
+        json+="\"redis_host\":\"${redis_host}\""
+    fi
+    json+="}"
+    if printf '%s' "$json" | docker run --rm -i -v "${vol}:/data" alpine:3.19 \
+        sh -c 'cat > /data/1panel-hosts.json && chmod 644 /data/1panel-hosts.json'; then
+        info "已写入卷 ${vol} → web/data/1panel-hosts.json"
+    else
+        warn "写入 1panel-hosts.json 失败（向导仍可读 .env.prod 环境变量）"
+    fi
+}
+
 sync_1panel_service_hosts() {
     local root="$1"
     local env_file="$root/$ENV_PROD"
     local detect="$root/deploy/detect-1panel-services.sh"
     [[ -f "$env_file" ]] || return 0
     if ! has_1panel_network; then
+        warn "未找到 1panel-network — 请先在 1Panel 应用商店安装 MySQL/Redis"
         return 0
     fi
     if [[ ! -x "$detect" ]]; then
@@ -215,7 +242,11 @@ sync_1panel_service_hosts() {
         warn "未找到 detect-1panel-services.sh，跳过 1Panel 容器名探测"
         return 0
     fi
-    local line mysql_host redis_host
+    local line mysql_host="" redis_host="" detect_out
+    if ! detect_out="$("$detect" 2>&1)"; then
+        warn "1Panel 容器探测: ${detect_out:-无 MySQL/Redis 容器运行}"
+        return 0
+    fi
     while IFS= read -r line; do
         case "$line" in
             NEXUS_1PANEL_DB_HOST=*)
@@ -230,7 +261,8 @@ sync_1panel_service_hosts() {
                 info "1Panel Redis 容器: $redis_host（NEXUS_REDIS_URL 已同步）"
                 ;;
         esac
-    done < <("$detect" 2>/dev/null || true)
+    done <<<"$detect_out"
+    write_1panel_hosts_volume "$mysql_host" "$redis_host"
 }
 
 compose_cmd() {
@@ -852,6 +884,7 @@ cmd_upgrade() {
     apply_pool_to_env_prod "$NEXUS_ROOT" "$(profile_env_file "$NEXUS_ROOT")"
     save_host_profile "$NEXUS_ROOT"
     purge_legacy_bundled_services "$NEXUS_ROOT"
+    sync_1panel_service_hosts "$NEXUS_ROOT"
     if [[ "$NO_CACHE" == true ]]; then
         step "无缓存重建 Nexus 镜像..."
         compose_cmd "$NEXUS_ROOT" build --no-cache nexus