Index: frontend/node_modules/ts-interface-checker/package.json
===================================================================
--- frontend/node_modules/ts-interface-checker/package.json	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/ts-interface-checker/package.json	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,60 @@
+{
+  "name": "ts-interface-checker",
+  "version": "0.1.13",
+  "description": "Runtime library to validate data against TypeScript interfaces",
+  "main": "dist/index",
+  "typings": "dist/index",
+  "scripts": {
+    "build": "tsc",
+    "watch": "tsc -w",
+    "test": "tsc && nyc mocha -R list test/",
+    "bench": "tsc && node test/bench/bench.js",
+    "preversion": "npm test",
+    "version": "npm run build"
+  },
+  "keywords": [
+    "typescript",
+    "ts",
+    "interface",
+    "type",
+    "validate",
+    "validator",
+    "check"
+  ],
+  "files": [
+    "dist"
+  ],
+  "author": "Dmitry S, Grist Labs",
+  "license": "Apache-2.0",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/gristlabs/ts-interface-checker"
+  },
+  "bugs": {
+    "url": "https://github.com/gristlabs/ts-interface-checker/issues"
+  },
+  "nyc": {
+    "extension": [
+      ".ts"
+    ],
+    "exclude": [
+      "**/*.d.ts"
+    ]
+  },
+  "dependencies": {},
+  "devDependencies": {
+    "@types/benchmark": "^1.0.31",
+    "@types/chai": "~4.0.8",
+    "@types/mocha": "^8.0.1",
+    "@types/node": "^8.0.57",
+    "benchmark": "^2.1.4",
+    "chai": "^4.1.2",
+    "coveralls": "^3.0.0",
+    "mocha": "^7.1.2",
+    "nyc": "^15.0.1",
+    "protobufjs": "^6.8.3",
+    "source-map-support": "^0.5.0",
+    "ts-node": "^8.10.2",
+    "typescript": "^3.9.7"
+  }
+}