add paxcounter config

src/validation/moduleConfig/paxcounter.ts

@@ -0,0 +1,14 @@
+import type { Message } from "@bufbuild/protobuf";
+import type { Protobuf } from "@meshtastic/js";
+import { IsBoolean, IsInt } from "class-validator";
+
+export class PaxcounterValidation
+  implements
+    Omit<Protobuf.ModuleConfig.ModuleConfig_PaxcounterConfig, keyof Message>
+{
+  @IsBoolean()
+  enabled: boolean;
+
+  @IsInt()
+  paxcounterUpdateInterval: number;
+}