feat(channel): add logo support with position and opacity settings

k-tv-backend/domain/src/value_objects/scheduling.rs

@@ -1,6 +1,17 @@
 use serde::{Deserialize, Serialize};
 use std::fmt;
 
+/// Position of the channel logo watermark overlay.
+#[derive(Debug, Clone, Serialize, Deserialize, Default)]
+#[serde(rename_all = "snake_case")]
+pub enum LogoPosition {
+    TopLeft,
+    #[default]
+    TopRight,
+    BottomLeft,
+    BottomRight,
+}
+
 /// Controls who can view a channel's broadcast and stream.
 #[derive(Debug, Clone, Default, Serialize, Deserialize, PartialEq, Eq)]
 #[serde(rename_all = "snake_case")]