refactor: reorganize backend modules into sub-packages for models, data, visualization, wafer, and controllers

src/pygui/backend/__init__.py

@@ -1 +1,32 @@
-# ===== Backend Package Marker =====
+# ===== Backend Package =====
+# Backward-compatible re-exports so existing callers keep working
+# while imports are migrated to the new sub-package paths.
+
+from pygui.backend.controllers.device_controller import DeviceController  # noqa: F401
+from pygui.backend.controllers.session_controller import SessionController  # noqa: F401
+
+from pygui.backend.models.frame import Frame  # noqa: F401
+from pygui.backend.models.frame_player import FramePlayer, frames_from_wafer_data  # noqa: F401
+from pygui.backend.models.frame_stats import Stats, compute_stats  # noqa: F401
+from pygui.backend.models.session_model import SessionModel  # noqa: F401
+from pygui.backend.models.data_model import TemperatureTableModel  # noqa: F401
+from pygui.backend.models.sensor_editor import SensorEditor  # noqa: F401
+from pygui.backend.models.threshold_classifier import ThresholdConfig  # noqa: F401
+from pygui.backend.models.stability_detector import StabilityDetector  # noqa: F401
+
+from pygui.backend.data.csv_recorder import CsvRecorder  # noqa: F401
+from pygui.backend.data.csv_file_metadata import CSVFileMetadata  # noqa: F401
+from pygui.backend.data.data_records import read_data_records  # noqa: F401
+from pygui.backend.data.data_segment import DataSegment  # noqa: F401
+from pygui.backend.data.file_browser import FileBrowser  # noqa: F401
+from pygui.backend.data.local_settings import LocalSettings  # noqa: F401
+from pygui.backend.data.local_settings_model import LocalSettingsModel  # noqa: F401
+
+from pygui.backend.visualization.wafer_map_item import WaferMapItem  # noqa: F401
+from pygui.backend.visualization.graph_view import GraphView  # noqa: F401
+from pygui.backend.visualization.rbf_heatmap import interpolate_field  # noqa: F401
+from pygui.backend.visualization.contour_models import ContourLine, ContourSegment  # noqa: F401
+
+from pygui.backend.wafer.zwafer_models import ZWaferData, Sensor, DataRecord  # noqa: F401
+from pygui.backend.wafer.zwafer_parser import ZWaferParser  # noqa: F401
+from pygui.backend.wafer.wafer_layouts import load_layout, available_families  # noqa: F401