{"name":"TikTok Shop Partner API","version":"1.0.0","flow":["1. GET  /auth/login                                      → redirect seller ke TikTok otorisasi","2. GET  /auth/callback?code=xxx                          → auto exchange + simpan ke Supabase","3. GET  /auth/sellers                                    → list semua seller + seller_id","4. POST /auth/refresh  { open_id }                       → refresh token manual","5. POST /auth/revoke   { open_id }                       → revoke seller","6. GET  /api/shops?seller_id=xxx                         → list toko + shop_cipher","7. GET  /api/products?seller_id=xxx&shop_cipher=xxx      → list produk","8. GET  /api/products/:id?seller_id=xxx&shop_cipher=xxx  → detail produk"]}