feat: add missing selenium CCA preauth and UnitedDH claim client services

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/Backend/src/services/seleniumCCAPreAuthClient.ts

@@ -0,0 +1,17 @@
+import axios from "axios";
+
+const SELENIUM_BASE = process.env.SELENIUM_SERVICE_URL ?? "http://localhost:5002";
+
+export async function forwardToSeleniumCCAPreAuthAgent(
+  data: Record<string, any>
+): Promise<{ status: string; session_id: string }> {
+  const resp = await axios.post(`${SELENIUM_BASE}/cca-preauth`, data);
+  return resp.data;
+}
+
+export async function getSeleniumCCAPreAuthSessionStatus(
+  sessionId: string
+): Promise<Record<string, any>> {
+  const resp = await axios.get(`${SELENIUM_BASE}/session/${sessionId}/status`);
+  return resp.data;
+}

apps/Backend/src/services/seleniumUnitedDHClaimClient.ts

@@ -0,0 +1,35 @@
+import axios from "axios";
+
+const SELENIUM_BASE = process.env.SELENIUM_SERVICE_URL ?? "http://localhost:5002";
+
+/**
+ * POST /uniteddh-claim
+ * Returns { status: "started", session_id: "<uuid>" }
+ */
+export async function forwardToSeleniumUnitedDHClaimAgent(
+  data: Record<string, any>
+): Promise<{ status: string; session_id: string }> {
+  const resp = await axios.post(`${SELENIUM_BASE}/uniteddh-claim`, data);
+  return resp.data;
+}
+
+/**
+ * GET /session/{sid}/status
+ */
+export async function getSeleniumUnitedDHClaimSessionStatus(
+  sessionId: string
+): Promise<Record<string, any>> {
+  const resp = await axios.get(`${SELENIUM_BASE}/session/${sessionId}/status`);
+  return resp.data;
+}
+
+/**
+ * POST /submit-otp
+ */
+export async function forwardOtpToSeleniumUnitedDHClaimAgent(
+  sessionId: string,
+  otp: string
+): Promise<Record<string, any>> {
+  const resp = await axios.post(`${SELENIUM_BASE}/submit-otp`, { session_id: sessionId, otp });
+  return resp.data;
+}