chore: refacto NestJS in modules (#308)

* chore: wip refacto in modules

* fix: rollback port

* fix: jwt guard in wrong folder

* chore: rename folder exception-filter in filters

* fix: tests are running

* fix: excessive stack depth comparing types

* fix: auth issue

* chore: move createUser in UserService

* fix: test

* fix: guards

* fix: jwt guard don't handle falsy user

server/tsconfig.json

@@ -9,6 +9,7 @@
     "target": "es2017",
     "sourceMap": true,
     "outDir": "./dist",
+    "rootDir": "./",
     "baseUrl": "./",
     "incremental": true,
     "skipLibCheck": true,