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>

.env.example

@@ -0,0 +1,15 @@
+# Copy this file to .env and fill in values
+# Generate SECRET_KEY with: openssl rand -hex 32
+
+MYSQL_ROOT_PASSWORD=change_me_root
+MYSQL_DATABASE=homeschool
+MYSQL_USER=homeschool
+MYSQL_PASSWORD=change_me_db
+
+SECRET_KEY=change_me_generate_with_openssl_rand_hex_32
+ALGORITHM=HS256
+ACCESS_TOKEN_EXPIRE_MINUTES=30
+REFRESH_TOKEN_EXPIRE_DAYS=30
+
+# Comma-separated allowed CORS origins (no trailing slash)
+CORS_ORIGINS=http://localhost:8054