Refactor backend folder structure (#4505)

* Refactor backend folder structure

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

* fix tests

* fix

* move yoga hooks

---------

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

packages/twenty-server/src/command/command-logger.ts

@@ -0,0 +1,48 @@
+import { Injectable } from '@nestjs/common';
+
+import { existsSync } from 'fs';
+import fs from 'fs/promises';
+
+import { kebabCase } from 'src/utils/kebab-case';
+
+@Injectable()
+export class CommandLogger {
+  constructor(private readonly className: string) {}
+
+  async createSubDirectory(subDirectory: string): Promise<void> {
+    const path = `./logs/${kebabCase(this.className)}/${subDirectory}`;
+
+    if (existsSync(path) === false) {
+      await fs.mkdir(path, { recursive: true });
+    }
+
+    return;
+  }
+
+  async writeLog(
+    fileName: string,
+    data: unknown,
+    append: boolean = false,
+  ): Promise<void> {
+    const path = `./logs/${kebabCase(this.className)}`;
+
+    if (existsSync(path) === false) {
+      await fs.mkdir(path, { recursive: true });
+    }
+
+    try {
+      await fs.writeFile(
+        `${path}/${fileName}.json`,
+        JSON.stringify(data, null, 2),
+        {
+          flag: append ? 'a' : 'w',
+        },
+      );
+    } catch (err) {
+      console.error(
+        `Error writing to file ${path}/${fileName}.json: ${err?.message}`,
+      );
+      throw err;
+    }
+  }
+}