feat(stage10): implement vision integration

src/nsct/api/main.py

@@ -103,6 +103,10 @@ def create_app() -> FastAPI:
     from nsct.api.synthesis import router as synthesis_router
     app.include_router(synthesis_router, tags=["research"])
 
+    # Mount vision router (Stage 10)
+    from nsct.api.vision import router as vision_router
+    app.include_router(vision_router, tags=["vision"])
+
     return app