POC: chore: use Nx workspace lint rules (#3163)

* chore: use Nx workspace lint rules

Closes #3162

* Fix lint

* Fix lint on BE

* Fix tests

---------

Co-authored-by: Charles Bochet <charles@twenty.com>

tools/eslint-rules/project.json

@@ -0,0 +1,28 @@
+{
+  "name": "eslint-rules",
+  "$schema": "../../node_modules/nx/schemas/project-schema.json",
+  "sourceRoot": "tools/eslint-rules",
+  "targets": {
+    "lint": {
+      "executor": "@nx/eslint:lint",
+      "outputs": [
+        "{options.outputFile}"
+      ],
+      "options": {
+        "lintFilePatterns": [
+          "tools/eslint-rules/**/*.ts"
+        ],
+        "fix": true
+      }
+    },
+    "test": {
+      "executor": "@nx/jest:jest",
+      "outputs": [
+        "{workspaceRoot}/coverage/{projectRoot}"
+      ],
+      "options": {
+        "jestConfig": "tools/eslint-rules/jest.config.ts"
+      }
+    }
+  }
+}