fix(wallet-connection): add install-ses-lockdown.js

Author: michaelfig

packages/wallet-connection/demo/install-ses-lockdown.js

@@ -0,0 +1,12 @@
+import 'ses/lockdown';
+import '@agoric/eventual-send/shim';
+
+lockdown({
+  __allowUnsafeMonkeyPatching__: 'unsafe',
+  errorTaming: 'unsafe',
+  overrideTaming: 'severe',
+});
+
+// Even on non-v8, we tame the start compartment's Error constructor so
+// this assignment is not rejected, even if it does nothing.
+Error.stackTraceLimit = Infinity;