Initial project scaffold

Full-stack homeschool web app with FastAPI backend, Vue 3 frontend,
MySQL database, and Docker Compose orchestration. Includes JWT auth,
WebSocket real-time TV dashboard, schedule builder, activity logging,
and multi-child support.

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

backend/app/routers/subjects.py

@@ -0,0 +1,86 @@
+from fastapi import APIRouter, Depends, HTTPException, status
+from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy import select
+
+from app.dependencies import get_db, get_current_user
+from app.models.subject import Subject
+from app.models.user import User
+from app.schemas.subject import SubjectCreate, SubjectOut, SubjectUpdate
+
+router = APIRouter(prefix="/api/subjects", tags=["subjects"])
+
+
+@router.get("", response_model=list[SubjectOut])
+async def list_subjects(
+    current_user: User = Depends(get_current_user),
+    db: AsyncSession = Depends(get_db),
+):
+    result = await db.execute(
+        select(Subject).where(Subject.user_id == current_user.id).order_by(Subject.name)
+    )
+    return result.scalars().all()
+
+
+@router.post("", response_model=SubjectOut, status_code=status.HTTP_201_CREATED)
+async def create_subject(
+    body: SubjectCreate,
+    current_user: User = Depends(get_current_user),
+    db: AsyncSession = Depends(get_db),
+):
+    subject = Subject(**body.model_dump(), user_id=current_user.id)
+    db.add(subject)
+    await db.commit()
+    await db.refresh(subject)
+    return subject
+
+
+@router.get("/{subject_id}", response_model=SubjectOut)
+async def get_subject(
+    subject_id: int,
+    current_user: User = Depends(get_current_user),
+    db: AsyncSession = Depends(get_db),
+):
+    result = await db.execute(
+        select(Subject).where(Subject.id == subject_id, Subject.user_id == current_user.id)
+    )
+    subject = result.scalar_one_or_none()
+    if not subject:
+        raise HTTPException(status_code=404, detail="Subject not found")
+    return subject
+
+
+@router.patch("/{subject_id}", response_model=SubjectOut)
+async def update_subject(
+    subject_id: int,
+    body: SubjectUpdate,
+    current_user: User = Depends(get_current_user),
+    db: AsyncSession = Depends(get_db),
+):
+    result = await db.execute(
+        select(Subject).where(Subject.id == subject_id, Subject.user_id == current_user.id)
+    )
+    subject = result.scalar_one_or_none()
+    if not subject:
+        raise HTTPException(status_code=404, detail="Subject not found")
+
+    for field, value in body.model_dump(exclude_none=True).items():
+        setattr(subject, field, value)
+    await db.commit()
+    await db.refresh(subject)
+    return subject
+
+
+@router.delete("/{subject_id}", status_code=status.HTTP_204_NO_CONTENT)
+async def delete_subject(
+    subject_id: int,
+    current_user: User = Depends(get_current_user),
+    db: AsyncSession = Depends(get_db),
+):
+    result = await db.execute(
+        select(Subject).where(Subject.id == subject_id, Subject.user_id == current_user.id)
+    )
+    subject = result.scalar_one_or_none()
+    if not subject:
+        raise HTTPException(status_code=404, detail="Subject not found")
+    await db.delete(subject)
+    await db.commit()