wifi: add WPA2 AP setup API and pairing roadmap

tests/test_http_api_contract.py

@@ -304,3 +304,28 @@ def test_embedded_webui_uses_partial_status_for_overview_polling():
     assert 'fetch(statusUrl(),{cache:"no-store"})' in source
     assert 'function mergeStatus(previous,next)' in source
     assert 'api("/status?fields=config")' in source
+
+
+def test_cargo_ap_uses_wpa2_password():
+    source = firmware_source()
+
+    assert "Preferences apPrefs;" in source
+    assert "generateDefaultApPassword" in source
+    assert "validApPassword" in source
+    assert "loadApConfig();" in source
+    assert "startAccessPoint()" in source
+    assert "WiFi.softAP(apSsid.c_str(), apPassword.c_str())" in source
+    assert 'network["ap_auth"] = "wpa2";' in source
+    assert 'server.on(API_V1("/config/ap"), HTTP_GET, handleGetApConfig);' in source
+    assert 'server.on(API_V1("/config/ap"), HTTP_POST, handleUpdateApConfig);' in source
+
+
+def test_cargo_ap_password_is_not_returned_by_get_config_ap():
+    source = firmware_source()
+
+    get_start = source.index("void handleGetApConfig()")
+    get_end = source.index("void handleUpdateApConfig()")
+    get_body = source[get_start:get_end]
+
+    assert 'response["password_set"]' in get_body
+    assert 'response["password"]' not in get_body