Add dedicated-IP tier: IPRoyal DC/ISP reseller API, location picker, auto-provisioning

db.py

@@ -49,6 +49,25 @@ CREATE TABLE IF NOT EXISTS usage_log (
   bytes INTEGER,
   ts INTEGER
 );
+CREATE TABLE IF NOT EXISTS dedicated_ips (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  user_id INTEGER,
+  product_id INTEGER,            -- 3=DC, 9=ISP
+  product_name TEXT,
+  plan_days INTEGER,
+  location_id INTEGER,
+  location_name TEXT,
+  iproyal_order_id INTEGER,
+  invoice_id TEXT,
+  status TEXT DEFAULT 'pending_payment',  -- pending_payment/provisioning/active/expired/failed
+  proxy_host TEXT,
+  proxy_port TEXT,
+  proxy_user TEXT,
+  proxy_pass TEXT,
+  price_sats INTEGER,
+  created_at INTEGER,
+  expires_at INTEGER
+);
 """