[AZ-219] [AZ-228] Generalize VIO component layout

Keep VIO package and native bridge paths backend-neutral so BASALT remains an implementation choice rather than a component boundary.

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/unit/test_scaffold.py

@@ -3,7 +3,7 @@ from pathlib import Path
 
 COMPONENT_PACKAGES = [
     "camera_ingest_calibration",
-    "basalt_vio_adapter",
+    "vio_adapter",
     "safety_anchor_wrapper",
     "satellite_service",
     "anchor_verification",
@@ -28,13 +28,16 @@ REQUIRED_PATHS = [
     "tests/unit/test_scaffold.py",
     "tests/unit/shared/.gitkeep",
     "tests/unit/camera_ingest_calibration/.gitkeep",
-    "tests/unit/basalt_vio_adapter/.gitkeep",
+    "tests/unit/vio_adapter/.gitkeep",
     "tests/unit/safety_anchor_wrapper/.gitkeep",
     "tests/unit/satellite_service/.gitkeep",
     "tests/unit/anchor_verification/.gitkeep",
     "tests/unit/tile_manager/.gitkeep",
     "tests/unit/mavlink_gcs_integration/.gitkeep",
     "tests/unit/fdr_observability/.gitkeep",
+    "src/vio_adapter/native/README.md",
+    "src/satellite_service/native/README.md",
+    "src/anchor_verification/native/README.md",
     "tests/integration/contracts/.gitkeep",
     "tests/blackbox/still_image_geolocation/.gitkeep",
     "tests/fixtures/project_60_images/.gitkeep",
@@ -98,6 +101,14 @@ def test_scaffold_paths_cover_runtime_test_and_evidence_layout() -> None:
     assert missing == []
 
 
+def test_native_bridge_placeholders_are_component_owned() -> None:
+    # Act
+    shared_native_path_exists = Path("src/native").exists()
+
+    # Assert
+    assert shared_native_path_exists is False
+
+
 def test_ignore_rules_exclude_runtime_payloads_and_secrets() -> None:
     # Arrange
     required_patterns = [