feat(query): enable backend connection

libs/shared/node.d.ts

+interface ImportMeta {
+  env: {
+    VITE_BACKEND_URL: string;
+    VITE_BACKEND_USER: string;
+    VITE_BACKEND_SCHEMA: string;
+    VITE_BACKEND_QUERY: string;
+    VITE_STAGING: string;
+    VITE_KEYCLOAK_URL: string;
+    VITE_KEYCLOAK_REALM: string;
+    VITE_KEYCLOAK_CLIENT: string;
+  };
+}