Enhancement: Add customizable challenges and competitions

[anshul23102]

Problem Statement

Limited challenges:

• Predefined challenges only
• No custom challenges
• Limited replayability

Business Impact: Low engagement
Technical Impact: No challenge engine

Root Cause Analysis

Challenges hardcoded.

Solution Overview

1. Creation: create custom challenges
2. Rules: define challenge rules
3. Scoring: custom scoring
4. Competitions: run competitions
5. Sharing: share challenges

Type of Change

• Feature: Custom challenges

Testing Done

• Creation test: works
• Scoring test: correct
• Competition test: runs

Related Issue

Relates to engagement

Suggested Labels

feature, challenges, engagement, gssoc26

[github-actions]

Thank you for raising this issue!

We'll review it as soon as possible. We truly appreciate your contributions! ✨

Meanwhile make sure you've visited the README.md, CONTRIBUTING.md, and CODE_OF_CONDUCT.md before creating a PR for this. Also, please do NOT create a PR until this issue has been assigned to you. 😊

[bhavikapande257-code]

/assign
hello! I want to work on this issue. Please assign it to me.

[shrybits01]

Hi, I'd like to work on this issue. Could you please assign it to me?

[anshul23102]

Hi @DeadIndian, I'd like to work on this issue as part of GSSoC 2026. Could you please assign it to me? I'll implement the custom challenge creation engine and rules system outlined above. Thanks!

/assign
/claim