.env.example

# ─── AI Service ───────────────────────────────────────────────────────────────
# BYOK (Bring Your Own Key) — 自行選擇 AI Provider
OPENAI_API_KEY=sk-...
OPENAI_BASE_URL=https://api.openai.com/v1   # or http://localhost:11434 for Ollama
OPENAI_MODEL=gpt-4o-mini

# 支持的 Provider:
# - OpenAI: OPENAI_BASE_URL=https://api.openai.com/v1
# - Anthropic: OPENAI_BASE_URL=https://api.anthropic.com/v1 (需另裝 anthropic package)
# - Ollama: OPENAI_BASE_URL=http://localhost:11434/v1
# - Groq: OPENAI_BASE_URL=https://api.groq.com/openai/v1
# - 其他 OpenAI-compatible API

# ─── Backend ──────────────────────────────────────────────────────────────────
# SQLite DB path (relative to backend/)
DATABASE_URL=openlearndb.db

# ─── Frontend ─────────────────────────────────────────────────────────────────
NEXT_PUBLIC_API_URL=http://localhost:8080
NEXT_PUBLIC_AI_URL=http://localhost:8000

# ─── Official Subscription (optional) ────────────────────────────────────────
# 官方訂閱模式使用的 Subscription Key 驗證服務
SUBSCRIPTION_VERIFY_URL=https://api.openlearn.ai/verify