init repo

app/core/dependencies.py

@@ -0,0 +1,42 @@
+"""Application dependencies."""
+
+from app.services.image_processor import ImageProcessor
+from app.services.layout_detector import LayoutDetector
+from app.services.ocr_service import OCRService
+from app.services.docx_converter import DocxConverter
+
+# Global instances (initialized on startup)
+_layout_detector: LayoutDetector | None = None
+
+
+def init_layout_detector(model_path: str) -> None:
+    """Initialize the global layout detector.
+
+    Called during application startup.
+    """
+    global _layout_detector
+    _layout_detector = LayoutDetector(model_path=model_path)
+    _layout_detector.load_model()
+
+
+def get_layout_detector() -> LayoutDetector:
+    """Get the global layout detector instance."""
+    if _layout_detector is None:
+        raise RuntimeError("Layout detector not initialized. Call init_layout_detector() first.")
+    return _layout_detector
+
+
+def get_image_processor() -> ImageProcessor:
+    """Get an image processor instance."""
+    return ImageProcessor()
+
+
+def get_ocr_service() -> OCRService:
+    """Get an OCR service instance."""
+    return OCRService()
+
+
+def get_docx_converter() -> DocxConverter:
+    """Get a DOCX converter instance."""
+    return DocxConverter()
+