refactor(sdm): Global pass with refined 'External Only' SDM tags. Pruned redundant internal references and fixed indentation logic in injector. Verified full project compilation.

src/theme_nerv.py

@@ -62,7 +62,10 @@ NERV_PALETTE = {
 }
 
 def apply_nerv() -> None:
- """Apply NERV theme with hard edges and specific palette."""
+ """
+ Apply NERV theme with hard edges and specific palette.
+  [C: tests/test_theme_nerv.py:test_apply_nerv_sets_rounding_and_colors]
+ """
  style = imgui.get_style()
  for col_enum, rgba in NERV_PALETTE.items():
   style.set_color_(col_enum, imgui.ImVec4(*rgba))
@@ -82,4 +85,3 @@ def apply_nerv() -> None:
  style.popup_border_size = 1.0
  style.child_border_size = 1.0
  style.tab_border_size = 1.0
-