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>

deploy/k3s/billing-svc.yaml

@@ -0,0 +1,74 @@
+# billing-svc — тарифы, подписки, ЮKassa
+# docs/architecture: 02-k3s-microservices-spec.md §3.10
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: billing-svc
+  namespace: gooseek
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: billing-svc
+  template:
+    metadata:
+      labels:
+        app: billing-svc
+    spec:
+      containers:
+        - name: billing-svc
+          image: gooseek/billing-svc:latest
+          imagePullPolicy: Never
+          ports:
+            - containerPort: 3008
+          env:
+            - name: PORT
+              value: "3008"
+            - name: POSTGRES_URL
+              valueFrom:
+                secretKeyRef:
+                  name: db-credentials
+                  key: url
+            - name: AUTH_SERVICE_URL
+              value: "http://auth-svc.gooseek-auth:3014"
+            - name: YOOKASSA_SHOP_ID
+              valueFrom:
+                secretKeyRef:
+                  name: yookassa-credentials
+                  key: shop_id
+            - name: YOOKASSA_SECRET
+              valueFrom:
+                secretKeyRef:
+                  name: yookassa-credentials
+                  key: secret
+          livenessProbe:
+            httpGet:
+              path: /health
+              port: 3008
+            initialDelaySeconds: 5
+            periodSeconds: 10
+          readinessProbe:
+            httpGet:
+              path: /ready
+              port: 3008
+            initialDelaySeconds: 3
+            periodSeconds: 5
+          resources:
+            requests:
+              cpu: 50m
+              memory: 128Mi
+            limits:
+              cpu: 500m
+              memory: 512Mi
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: billing-svc
+  namespace: gooseek
+spec:
+  selector:
+    app: billing-svc
+  ports:
+    - port: 3008
+      targetPort: 3008