feat: default locale Russian, geo determines language for other countries

- localization-svc: defaultLocale ru, resolveLocale only by geo
- web-svc: DEFAULT_LOCALE ru, layout lang=ru, embeddedTranslations fallback ru
- countryToLocale: default ru when no country or unknown country

Co-authored-by: Cursor <cursoragent@cursor.com>

services/billing-svc/drizzle/0000_init.sql

@@ -0,0 +1,36 @@
+CREATE TABLE IF NOT EXISTS billing_plans (
+  id VARCHAR(32) PRIMARY KEY,
+  name VARCHAR(64) NOT NULL,
+  price_monthly INTEGER NOT NULL DEFAULT 0,
+  price_yearly INTEGER NOT NULL DEFAULT 0,
+  currency VARCHAR(3) NOT NULL DEFAULT 'RUB',
+  features JSONB DEFAULT '[]'::jsonb,
+  limits JSONB DEFAULT '{}'::jsonb
+);
+
+CREATE TABLE IF NOT EXISTS billing_subscriptions (
+  id TEXT PRIMARY KEY,
+  user_id TEXT NOT NULL,
+  plan_id VARCHAR(32) NOT NULL,
+  status VARCHAR(24) NOT NULL DEFAULT 'active',
+  period VARCHAR(8) NOT NULL DEFAULT 'monthly',
+  started_at TIMESTAMP DEFAULT NOW() NOT NULL,
+  expires_at TIMESTAMP,
+  created_at TIMESTAMP DEFAULT NOW() NOT NULL,
+  updated_at TIMESTAMP DEFAULT NOW() NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS billing_payments (
+  id TEXT PRIMARY KEY,
+  user_id TEXT NOT NULL,
+  plan_id VARCHAR(32) NOT NULL,
+  amount INTEGER NOT NULL,
+  currency VARCHAR(3) NOT NULL DEFAULT 'RUB',
+  status VARCHAR(24) NOT NULL DEFAULT 'pending',
+  yookassa_id TEXT,
+  period VARCHAR(8) NOT NULL DEFAULT 'monthly',
+  created_at TIMESTAMP DEFAULT NOW() NOT NULL
+);
+
+CREATE INDEX IF NOT EXISTS idx_billing_subscriptions_user_id ON billing_subscriptions(user_id);
+CREATE INDEX IF NOT EXISTS idx_billing_payments_user_id ON billing_payments(user_id);