implement import/export for typographie

data/themes/src/main/java/de/mm20/launcher2/themes/ThemeBundle.kt

@@ -11,6 +11,7 @@ import de.mm20.launcher2.themes.colors.DefaultLightColorScheme
 import de.mm20.launcher2.themes.colors.EmptyCorePalette
 import de.mm20.launcher2.themes.shapes.Shapes
 import de.mm20.launcher2.themes.transparencies.Transparencies
+import de.mm20.launcher2.themes.typography.Typography
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.SerializationException
 import kotlinx.serialization.json.JsonObject
@@ -26,6 +27,7 @@ data class ThemeBundle(
     val name: String,
     val author: String? = null,
     val colors: Colors? = null,
+    val typography: Typography? = null,
     val shapes: Shapes? = null,
     val transparencies: Transparencies? = null,
     /**

data/themes/src/main/java/de/mm20/launcher2/themes/typography/Typography.kt

@@ -216,6 +216,7 @@ sealed interface FontWeight {
      * Absolute font weight, e.g. 400 for normal, 700 for bold.
      */
     @JvmInline
+    @Serializable
     value class Absolute(val weight: Int) : FontWeight
 
     /**
@@ -224,5 +225,6 @@ sealed interface FontWeight {
      * the emphasized style with a relative weight of 100 will have a weight of 500,
      */
     @JvmInline
+    @Serializable
     value class Relative(val relativeWeight: Int) : FontWeight
 }