handle pg connection errors in v6.0.0 #1322
Description
the API should retry these errors as it did before:
{"level":"error","message":"Cannot connect to pg connect ECONNREFUSED 10.1.233.175:5432","stack":"Error: connect ECONNREFUSED 10.1.233.175:5432\n at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1247:16)\n at cachedError (/app/node_modules/postgres/cjs/src/query.js:166:23)\n at new Query (/app/node_modules/postgres/cjs/src/query.js:36:24)\n at sql (/app/node_modules/postgres/cjs/src/index.js:105:11)\n at connectPostgres (/app/src/datastore/connection.ts:86:20)","timestamp":"2022-09-20T14:44:38.440Z"}
{"level":"error","message":"app failed to start: Error: connect ECONNREFUSED 10.1.233.175:5432 connect ECONNREFUSED 10.1.233.175:5432","stack":"Error: connect ECONNREFUSED 10.1.233.175:5432\n at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1247:16)\n at cachedError (/app/node_modules/postgres/cjs/src/query.js:166:23)\n at new Query (/app/node_modules/postgres/cjs/src/query.js:36:24)\n at sql (/app/node_modules/postgres/cjs/src/index.js:105:11)\n at connectPostgres (/app/src/datastore/connection.ts:86:20)","timestamp":"2022-09-20T14:44:38.444Z"}