migration: preserve frontend shell pages and styles

app/tests/test_css_governance.py

@@ -6,14 +6,14 @@ from pathlib import Path
 
 
 ROOT = Path(__file__).resolve().parents[1]
-STATIC = ROOT / "static"
+STATIC = ROOT / "frontend"
 TOKENS = STATIC / "shared" / "tokens.css"
 LEGACY_STYLESHEETS = (
-    "styles.css",
-    "renovation.css",
-    "redesign-v2.css",
-    "design-system.css",
-    "theme.css",
+    "styles/styles.css",
+    "styles/renovation.css",
+    "styles/redesign-v2.css",
+    "styles/design-system.css",
+    "styles/theme.css",
 )
 
 
@@ -26,12 +26,12 @@ class CssGovernanceTests(unittest.TestCase):
     def test_token_layer_loads_before_application_styles(self) -> None:
         expected_order = (
             "/shared/tokens.css",
-            "/styles.css",
-            "/renovation.css",
-            "/redesign-v2.css",
-            "/design-system.css",
-            "/theme.css",
-            "/wentian-v2.css",
+            "/styles/styles.css",
+            "/styles/renovation.css",
+            "/styles/redesign-v2.css",
+            "/styles/design-system.css",
+            "/styles/theme.css",
+            "/pages/heaven/page.css",
         )
         positions = [self.html.index(path) for path in expected_order]
         self.assertEqual(positions, sorted(positions))
@@ -63,7 +63,7 @@ class CssGovernanceTests(unittest.TestCase):
 
     def test_wentian_tokens_remain_isolated(self) -> None:
         self.assertNotRegex(self.tokens, r"--wt-[a-z0-9-]+\s*:")
-        wentian = (STATIC / "wentian-v2.css").read_text(encoding="utf-8")
+        wentian = (STATIC / "pages" / "heaven" / "page.css").read_text(encoding="utf-8")
         self.assertRegex(wentian, r"--wt-[a-z0-9-]+\s*:")
 
     def test_compatibility_aliases_cover_historical_layers(self) -> None: