Fix: add external url config to frontend

vita/deploy.frontend.yaml

@@ -18,6 +18,12 @@ spec:
       containers:
         - name: frontend
           image: gitea.konchin.com/go2025/frontend:main
+          env:
+            - name: EXTERNAL_URL
+              valueFrom:
+                configMapKeyRef:
+                  name: vita-frontend-config
+                  key: EXTERNAL_URL
           imagePullSecrets:
             - name: regcred
           imagePullPolicy: Always