Fix network validation

src/validation/config/network.ts

@@ -1,4 +1,4 @@
-import { IsBoolean, IsEnum, IsIP, Length } from "class-validator";
+import { IsBoolean, IsEnum, IsIP, IsOptional, Length } from "class-validator";
 
 import { Protobuf } from "@meshtastic/meshtasticjs";
 
@@ -9,10 +9,12 @@ export class NetworkValidation implements Protobuf.Config_NetworkConfig {
   @IsEnum(Protobuf.Config_NetworkConfig_WiFiMode)
   wifiMode: Protobuf.Config_NetworkConfig_WiFiMode;
 
-  @Length(1, 33)
+  @Length(0, 33) //min 1
+  @IsOptional({})
   wifiSsid: string;
 
-  @Length(8, 64)
+  @Length(0, 64) //min 8
+  @IsOptional()
   wifiPsk: string;
 
   @Length(2, 30)
@@ -31,14 +33,18 @@ export class NetworkValidation_IpV4Config
   implements Protobuf.Config_NetworkConfig_IpV4Config
 {
   @IsIP()
+  @IsOptional()
   ip: number;
 
   @IsIP()
+  @IsOptional()
   gateway: number;
 
   @IsIP()
+  @IsOptional()
   subnet: number;
 
   @IsIP()
+  @IsOptional()
   dns: number;
 }