oss.gg:quest points tracking files/folders (#7430)

### create all oss.gg quest tracking file which oss.gg hackathon
contributor come and there proof of work

### let me know if any changes required 🙂 also can
I get some brownie oss.gg point ? for this PR

### thank you


![image](https://github.com/user-attachments/assets/d029c696-4c01-441f-abde-51ef09c24a93)

![image](https://github.com/user-attachments/assets/71f306f2-8e4c-4f14-83dd-84ecaaf3082f)

![image](https://github.com/user-attachments/assets/eef363ef-040f-4427-a998-9995dd33bc80)

![image](https://github.com/user-attachments/assets/e404205a-0387-4af0-8580-0619baf2e4cc)

![image](https://github.com/user-attachments/assets/86206a0b-7d1a-4f45-ad3d-aa692cbad71f)

oss-gg/twenty-design-challenges/1-design-promotional-poster-20-share.md

@@ -0,0 +1,21 @@
+**Side Quest**: Design a promotional poster of Twenty and share it on social media.
+**Points**: 300 Points
+**Proof**: Add your oss handle and poster link to the list below.
+
+Please follow the following schema:
+
+---
+
+» 05-April-2024 by YOUR oss.gg HANDLE » poster Link: https://link.to/content
+
+---
+
+////////////////////////////
+
+Your turn 👇
+
+////////////////////////////
+
+» 02-October-2024 by [yourhandle](https://oss.gg/yourhandle) poster Link: [poster](https://twenty.com/)
+
+---