Make sure to test with both fast-near and NEAR RPC

Author: vgrichina

package.json

@@ -37,7 +37,8 @@
     "dev": "nodemon --watch contract -e ts --exec \"npm run start\"",
     "test": "set -o pipefail; tape test/*.test.js | tap-diff",
     "test:e2e": "./test/e2e.sh",
-    "test:all": "npm run test && npm run test:e2e"
+    "test:e2e:fastnear": "FAST_NEAR_URL=https://rpc.web4.near.page npm run test:e2e",
+    "test:all": "npm run test && npm run test:e2e && npm run test:e2e:fastnear"
   },
   "dependencies": {
     "koa": "^2.13.1",