# Database
DATABASE_URL="postgresql://postgres:postgres@localhost:5432/autoteacher_next"

# S3-compatible storage
AUTOTEACHER_S3_BUCKET="autoteacher"
AUTOTEACHER_S3_REGION="us-east-1"
# AUTOTEACHER_S3_ENDPOINT_URL="https://s3.example.com"
AUTOTEACHER_S3_ACCESS_KEY_ID="changeme"
AUTOTEACHER_S3_SECRET_ACCESS_KEY="changeme"
# Optional public base URL for signed/accelerated delivery
# AUTOTEACHER_S3_PUBLIC_BASE_URL="https://cdn.example.com"
AUTOTEACHER_S3_USE_SSL="true"

# Clerk Authentication (fill with your project's keys)
NEXT_PUBLIC_CLERK_PUBLISHABLE_KEY=""
CLERK_SECRET_KEY=""

# Grading service
# API 密钥需要在 .env.local 中填写真实值
GRADING_API_KEY=""
# 如需自定义地址，可以在 .env.local 中设置该变量
# GRADING_API_URL="https://www.chataiapi.com/v1beta/models/gemini-2.5-pro:generateContent"