Merge main into IO-2/SHP-5/OUT-2/PRV-2 work

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

xtask/src/main.rs

@@ -35,6 +35,7 @@ const LAYERS: &[(&str, u8)] = &[
     ("effects", 2),
     ("track", 2),
     ("svg", 2),
+    ("model", 2),
     ("render", 3),
     ("media", 3),
     ("expr", 3),
@@ -43,6 +44,7 @@ const LAYERS: &[(&str, u8)] = &[
     ("lottie", 3),
     ("format", 3),
     ("engine", 4),
+    ("script", 4),
     ("host", 4),
     ("ui-egui", 5),
     ("automation", 5),
@@ -67,6 +69,8 @@ const SAME_LAYER: &[(&str, &str)] = &[
     ("gpu", "render"),
     ("lottie", "format"),
     ("host", "engine"),
+    ("script", "engine"),
+    ("host", "script"),
     ("cli", "effectcraft"),
 ];