add payment ledger impl and payu impl

app/build.gradle.kts

@@ -35,6 +35,7 @@ android {
     }
     buildFeatures {
         compose = true
+        buildConfig = true
     }
 }
 
@@ -60,6 +61,7 @@ dependencies {
     implementation(libs.lottie.compose)
     implementation(libs.calendar.compose)
     implementation(libs.libphonenumber)
+    implementation(libs.zxing.core)
     implementation(platform(libs.firebase.bom))
     implementation(libs.firebase.auth.ktx)
     implementation(libs.kotlinx.coroutines.play.services)