Merge main into M13.1

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),
+    ("pdf", 2),
     ("model", 2),
     ("render", 3),
     ("media", 3),
@@ -59,6 +60,7 @@ const SAME_LAYER: &[(&str, &str)] = &[
     ("path", "keyframe"),
     ("path", "raster"),
     ("text", "path"),
+    ("pdf", "svg"),
     ("effects", "project"),
     ("effects", "text"),
     ("effects", "path"),