fix(nodemon): rebuild and restart app on changes

Ticket: WP-000000

Author: mohammadalfaiyazbitgo

.gitignore

@@ -6,3 +6,4 @@ logs/
 tsconfig.tsbuildinfo
 out/
 .vscode/
+*.iml

nodemon.json

@@ -2,5 +2,5 @@
   "watch": ["src/**/*.ts"],
   "ignore": ["src/**/*.test.ts", "src/**/__tests__/*"],
   "ext": "ts",
-  "exec": "ts-node ./bin/enclaved-bitgo-express"
-}
+  "exec": "yarn build && node ./bin/enclaved-bitgo-express"
+}