fix: add Far() where necessary

api/src/handler.js

@@ -1,13 +1,14 @@
 // @ts-check
 import { E } from '@agoric/eventual-send';
+import { Far } from '@agoric/marshal';
 import { makeWebSocketHandler } from './lib-http';
 
 const spawnHandler = (
   { creatorFacet, board, http, invitationIssuer },
   _invitationMaker,
 ) =>
   makeWebSocketHandler(http, (send, _meta) =>
-    harden({
+    Far('connectionHandler', {
       async onMessage(obj) {
         switch (obj.type) {
           case 'fungibleFaucet/sendInvitation': {

api/src/lib-http.js

@@ -5,14 +5,15 @@
 
 // @ts-check
 import { E } from '@agoric/eventual-send';
+import { Far } from '@agoric/marshal';
 
 export const makeWebSocketHandler = (http, makeConnectionHandler) => {
-  return harden({
+  return Far('webSocketHandler', {
     // This creates the commandHandler for the http service to handle inbound
     // websocket requests.
     getCommandHandler() {
       const channelToConnHandler = new WeakMap();
-      const handler = {
+      const handler = Far('httpCommandHandler', {
         // Executed upon an error in handling the websocket.
         onError(obj, { channelHandle }) {
           const connHandler = channelToConnHandler.get(channelHandle);
@@ -43,8 +44,8 @@ export const makeWebSocketHandler = (http, makeConnectionHandler) => {
           const connHandler = channelToConnHandler.get(channelHandle);
           return connHandler.onMessage(obj);
         },
-      };
-      return harden(handler);
+      });
+      return handler;
     },
   });
 };

contract/src/contract.js

@@ -1,5 +1,6 @@
 // @ts-check
 import '@agoric/zoe/exported';
+import { Far } from '@agoric/marshal';
 
 /**
  * This is a very simple contract that creates a new issuer and mints payments
@@ -37,18 +38,18 @@ const start = async (zcf) => {
     return 'Offer completed. You should receive a payment from Zoe';
   };
 
-  const creatorFacet = {
+  const creatorFacet = Far('creatorFacet', {
     // The creator of the instance can send invitations to anyone
     // they wish to.
     makeInvitation: () => zcf.makeInvitation(mintPayment, 'mint a payment'),
     getTokenIssuer: () => issuer,
-  };
+  });
 
-  const publicFacet = {
+  const publicFacet = Far('publicFacet', {
     // Make the token issuer public. Note that only the mint can
     // make new digital assets. The issuer is ok to make public.
     getTokenIssuer: () => issuer,
-  };
+  });
 
   // Return the creatorFacet to the creator, so they can make
   // invitations for others to get payments of tokens. Publish the