1

backend/app/main.py

@@ -8,7 +8,7 @@ from fastapi.responses import FileResponse, PlainTextResponse
 
 from backend.app.config import settings
 from backend.app.managers.knowledge_manager import DuplicateSourceError, KnowledgeManager
-from backend.app.models.schemas import MarkdownUpdate, SubjectCreate, WeekCreate, WeekUpdate
+from backend.app.models.schemas import MarkdownUpdate, SubjectCreate, SubjectUpdate, WeekCreate, WeekUpdate
 from backend.app.services.ingestion_service import IngestionService
 
 app = FastAPI(title="Knowledge Station", version="0.1.0")
@@ -60,6 +60,14 @@ def get_subject(subject_id: int) -> dict:
         raise HTTPException(status_code=404, detail=str(exc)) from exc
 
 
+@app.put("/subjects/{subject_id}")
+def update_subject(subject_id: int, payload: SubjectUpdate) -> dict:
+    try:
+        return manager.update_subject(subject_id, payload.name)
+    except ValueError as exc:
+        raise HTTPException(status_code=400, detail=str(exc)) from exc
+
+
 @app.delete("/subjects/{subject_id}")
 def delete_subject(subject_id: int) -> dict:
     try: