# SePay Configuration SEPAY_MERCHANT_ID=SP-TEST-XXXXXXX SEPAY_SECRET_KEY=spsk_test_xxxxxxxxxxxxx SEPAY_ENV=sandbox # or 'production' # SePay Webhook Configuration SEPAY_WEBHOOK_AUTH_TYPE=api_key # or 'oauth2' or 'none' SEPAY_WEBHOOK_API_KEY=your_webhook_api_key # Polar Configuration POLAR_ACCESS_TOKEN=polar_xxxxxxxxxxxxxxxx POLAR_SERVER=sandbox # or 'production' POLAR_ORG_ID=org_xxxxxxxxxxxxx # Polar Webhook Configuration POLAR_WEBHOOK_SECRET=base64_encoded_secret # Optional: Database or other configuration # DATABASE_URL=postgresql://user:password@localhost:5432/dbname # REDIS_URL=redis://localhost:6379