Refactor iOS UI tests to blueprint architecture

iosApp/CaseraUITests/Tests/Rebuild/Suite0_OnboardingRebuildTests.swift

@@ -0,0 +1,31 @@
+import XCTest
+
+/// Rebuild plan for legacy: Suite0_OnboardingTests.test_onboarding
+/// Split into smaller tests to isolate focus/input/navigation failures.
+final class Suite0_OnboardingRebuildTests: BaseUITestCase {
+    func testR001_onboardingWelcomeLoadsAndCanNavigateToLoginEntry() {
+        let welcome = OnboardingWelcomeScreen(app: app)
+        welcome.waitForLoad(timeout: defaultTimeout)
+        welcome.tapAlreadyHaveAccount()
+
+        let login = LoginScreen(app: app)
+        login.waitForLoad(timeout: defaultTimeout)
+    }
+
+    func testR002_startFreshFlowReachesCreateAccount() {
+        let createAccount = TestFlows.navigateStartFreshToCreateAccount(app: app, residenceName: "Rebuild Home")
+        createAccount.waitForLoad(timeout: defaultTimeout)
+    }
+
+    func testR003_createAccountExpandedFormFieldsAreInteractable() throws {
+        throw XCTSkip("Skeleton: implement deterministic focus assertions for username/email/password fields")
+    }
+
+    func testR004_emailFieldCanFocusAndAcceptTyping() throws {
+        throw XCTSkip("Skeleton: implement replacement for legacy email focus failure")
+    }
+
+    func testR005_createAccountContinueOnlyAfterValidInputs() throws {
+        throw XCTSkip("Skeleton: validate disabled/enabled state transition for Create Account")
+    }
+}