temp progress on binary correct including

services/posts/common/src/commonMain/kotlin/dev/inmo/postssystem/services/posts/common/Constants.kt

@@ -1,5 +1,20 @@
 package dev.inmo.postssystem.services.posts.common
 
+import kotlinx.serialization.SerialFormat
+import kotlinx.serialization.cbor.Cbor
+import kotlinx.serialization.modules.SerializersModule
+import kotlinx.serialization.modules.SerializersModuleBuilder
+
 const val postsRootPath = "posts"
+const val postsCreateTempPathPart = "temp"
 
 const val postsPostIdParameter = "postId"
+
+fun SerialFormat.createWithSerializerModuleExtension(
+    configurator: SerializersModuleBuilder.() -> Unit
+) = Cbor {
+    serializersModule = SerializersModule {
+        include(this@createWithSerializerModuleExtension.serializersModule)
+        configurator()
+    }
+}