Initial commit: breakpilot-lehrer - Lehrer KI Platform

Services: Admin-Lehrer, Backend-Lehrer, Studio v2, Website,
Klausur-Service, School-Service, Voice-Service, Geo-Service,
BreakPilot Drive, Agent-Core

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend-lehrer/services/__init__.py

@@ -0,0 +1,22 @@
+# Backend Services Module
+# Shared services for PDF generation, file processing, and more
+
+# PDFService requires WeasyPrint which needs system libraries (libgobject, etc.)
+# Make import optional for environments without these dependencies (e.g., CI)
+try:
+    from .pdf_service import PDFService
+    _pdf_available = True
+except (ImportError, OSError) as e:
+    PDFService = None  # type: ignore
+    _pdf_available = False
+
+# FileProcessor requires OpenCV which needs libGL.so.1
+# Make import optional for CI environments
+try:
+    from .file_processor import FileProcessor
+    _file_processor_available = True
+except (ImportError, OSError) as e:
+    FileProcessor = None  # type: ignore
+    _file_processor_available = False
+
+__all__ = ["PDFService", "FileProcessor"]