Per-stream visibility: isPublic field, Room migration 6→7, publish toggle in CreatePlan

shared/src/main/java/com/omixlab/lckcontrol/shared/StreamPlan.kt

@@ -10,6 +10,7 @@ data class StreamPlan(
     val destinations: List<StreamDestination> = emptyList(),
     val executionMode: String = "IN_GAME",
     val gameId: String = "",
+    val isPublic: Boolean = true,
 ) : Parcelable {
 
     constructor(parcel: Parcel) : this(
@@ -19,6 +20,7 @@ data class StreamPlan(
         destinations = parcel.createTypedArrayList(StreamDestination.CREATOR) ?: emptyList(),
         executionMode = if (parcel.dataAvail() > 0) parcel.readString() ?: "IN_GAME" else "IN_GAME",
         gameId = if (parcel.dataAvail() > 0) parcel.readString() ?: "" else "",
+        isPublic = if (parcel.dataAvail() > 0) parcel.readInt() == 1 else true,
     )
 
     override fun writeToParcel(parcel: Parcel, flags: Int) {
@@ -28,6 +30,7 @@ data class StreamPlan(
         parcel.writeTypedList(destinations)
         parcel.writeString(executionMode)
         parcel.writeString(gameId)
+        parcel.writeInt(if (isPublic) 1 else 0)
     }
 
     override fun describeContents(): Int = 0