Add audio config

src/validation/moduleConfig/audio.ts

@@ -0,0 +1,26 @@
+import { IsBoolean, IsEnum, IsInt } from "class-validator";
+
+import { Protobuf } from "@meshtastic/meshtasticjs";
+
+export class AudioValidation implements Protobuf.ModuleConfig_AudioConfig {
+  @IsBoolean()
+  codec2Enabled: boolean;
+
+  @IsInt()
+  pttPin: number;
+
+  @IsEnum(Protobuf.ModuleConfig_AudioConfig_Audio_Baud)
+  bitrate: Protobuf.ModuleConfig_AudioConfig_Audio_Baud;
+
+  @IsInt()
+  i2SWs: number;
+
+  @IsInt()
+  i2SSd: number;
+
+  @IsInt()
+  i2SDin: number;
+
+  @IsInt()
+  i2SSck: number;
+}