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/schemas/activity.py

@@ -0,0 +1,29 @@
+from datetime import date
+from pydantic import BaseModel
+
+
+class ActivityLogCreate(BaseModel):
+    child_id: int
+    subject_id: int | None = None
+    session_id: int | None = None
+    log_date: date
+    notes: str | None = None
+    duration_minutes: int | None = None
+
+
+class ActivityLogUpdate(BaseModel):
+    notes: str | None = None
+    duration_minutes: int | None = None
+    subject_id: int | None = None
+
+
+class ActivityLogOut(BaseModel):
+    id: int
+    child_id: int
+    subject_id: int | None
+    session_id: int | None
+    log_date: date
+    notes: str | None
+    duration_minutes: int | None
+
+    model_config = {"from_attributes": True}