支持公网IPV4分配，单独IPV6分配，以及混合网络分配。

frontend/src/pages/Containers.tsx

@@ -704,14 +704,16 @@ function toPlaceholder(cfg: CreateContainerRequest): DisplayContainer {
     io_speed_mbps: cfg.io_speed_mbps,
     status: 'creating',
     ip: '',
+    public_ipv4s: [],
     ipv6: '',
     ipv6_prefix_len: 0,
     ipv6_interface: '',
+    ipv6_addresses: [],
     vnc_port: 0,
     ssh_port: 0,
     ssh_password: '',
     port_mappings: [],
-    port_mapping_limit: 2,
+    port_mapping_limit: cfg.assign_nat === false ? 0 : (cfg.port_mapping_count || 0),
     snapshot_limit: cfg.snapshot_limit || 3,
     created_at: '',
     expires_at: cfg.expires_at,