Initial commit: secondary school grade archive system.

Add FastAPI/React app with Docker deployment, Ubuntu one-click install, and docs for junior/senior high score tracking and mistake bank.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/app/routers/subjects.py

@@ -0,0 +1,17 @@
+from fastapi import APIRouter, Depends
+from sqlalchemy.orm import Session
+
+from app.core.database import get_db
+from app.core.deps import get_current_user
+from app.models.user import Subject, User
+from app.schemas import SubjectOut
+
+router = APIRouter(prefix="/subjects", tags=["subjects"])
+
+
+@router.get("", response_model=list[SubjectOut])
+def list_subjects(
+    db: Session = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    return db.query(Subject).order_by(Subject.id).all()