mempool/frontend/proxy.conf.json

{
  "/api/v1": {
    "target": "http://localhost:8999/",
    "secure": false
  },
  "/api/v1/ws": {
    "target": "http://localhost:8999/",
    "secure": false,
    "ws": true
  },
  "/api": {
    "target": "http://localhost:50001/",
    "secure": false,
    "pathRewrite": {
      "^/api": ""
    }
  }
}