Updated the lib for the new api

lib/contracts.js

@@ -0,0 +1,17 @@
+import * as api from './api.js';
+
+export async function accept(ctx) {
+	return await api.send({endpoint: `/my/contracts/${ctx.id}/accept`, method: 'POST'});
+}
+
+export async function contracts() {
+	return await api.send({endpoint: '/my/contracts'});
+}
+
+export async function deliver(ctx) {
+	return await api.send({ endpoint: `/my/contracts/${ctx.contract}/deliver`, method: 'POST', payload: {
+		shipSymbol: ctx.ship,
+		tradeSymbol: ctx.good,
+		units: ctx.units,
+	}});
+}