Add OTP login page and auth guard for client cabinet

graphql/operations/auth/request-login-code.graphql

@@ -0,0 +1,8 @@
+mutation RequestLoginCode($input: RequestLoginCodeInput!) {
+  requestLoginCode(input: $input) {
+    challengeToken
+    channel
+    destination
+    expiresAt
+  }
+}

graphql/operations/auth/verify-login-code.graphql

@@ -0,0 +1,12 @@
+mutation VerifyLoginCode($input: VerifyLoginCodeInput!) {
+  verifyLoginCode(input: $input) {
+    accessToken
+    expiresAt
+    user {
+      id
+      email
+      fullName
+      role
+    }
+  }
+}