Add enterprise appliance experience Phase 1 foundation

tests/browser/test_setup_journey.py

@@ -0,0 +1,26 @@
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[2]
+WEB_SETUP = ROOT / "autoinstall/websetup/server.py"
+
+
+def test_web_setup_exposes_validation_and_customer_facing_license_labels():
+    source = WEB_SETUP.read_text()
+    assert "validate_static_network" in source
+    assert "LICENSE_STATUS_LABELS" in source
+    assert "Invalid signature — re-upload a valid signed license" in source
+
+
+def test_phase1_contract_requires_durable_progress_not_only_process_memory():
+    source = WEB_SETUP.read_text()
+    # This test intentionally fails until T026 replaces process-local-only state.
+    assert "INSTALL_OPERATION_JSON" in source
+    assert "idempotency_key" in source
+    assert "operation_id" in source
+
+
+def test_setup_acknowledgement_contract_is_explicit():
+    source = WEB_SETUP.read_text()
+    assert "acknowledged_at" in source
+    assert "duplicate_request" in source