feat(cli): run migrations and app in start command (#284)

* feat: perform pending migrations in start command

* feat: log error when DB connection is refused

* feat: log error when Redis connection is refused

* refactor: fix type errors

* fix: correct server and copy graphql schema

* fix: differentiate migrations by env

* chore: remove dev executable

* chore: fix typo in default postgresUsername

* fix: copy json files into dist folder

* chore(cli): add dev script

* chore: pull non-dev logs to info level

* feat(cli): run app in start command

* fix(backend): remove default count in Connection

* fix(cli): remove .eslintrc usage in lint script

* refactor: remove disableMigrationsListValidation

* refactor: make Step optional in ExecutionStep

* refactor: make Flow optional in Step

packages/backend/knexfile.ts

@@ -1,5 +1,7 @@
 import appConfig from './src/config/app';
 
+const fileExtension = appConfig.isDev ? 'ts' : 'js';
+
 const knexConfig = {
   client: 'pg',
   connection: {
@@ -13,6 +15,8 @@ const knexConfig = {
   pool: { min: 0, max: 20 },
   migrations: {
     directory: __dirname + '/src/db/migrations',
+    extension: fileExtension,
+    loadExtensions: [`.${fileExtension}`],
   },
   seeds: {
     directory: __dirname + '/src/db/seeds',