Add Community Voting System

[ogazboiz]

Summary

This PR adds a complete Community Voting System that allows players to propose and vote on game improvements.

What's New

• Smart Contract (voting.clar) - Proposal creation, voting, and management
• 6 New Tests - Comprehensive test coverage (all passing)
• Voting UI - New /voting page with proposal creation and voting interface
• Wallet Integration - Transaction handling with @stacks/connect v8

Key Features

1. Create Proposals - Community members can suggest game improvements
2. Vote Yes/No - Cast votes on active proposals
3. Double-Vote Prevention - Each wallet can only vote once per proposal
4. Real-Time Results - Visual progress bars showing vote distribution
5. Proposal Management - Owner can close proposals

Technical Implementation

Smart Contract (contracts/voting.clar)

• Written in Clarity 3
• Public functions: create-proposal, vote, close-proposal
• Read-only functions: get-proposal, has-voted, get-proposal-count
• Error handling with custom error codes

Tests (tests/voting.test.ts)

• ✅ 16/16 tests passing (6 voting + 10 tic-tac-toe)
• Tests cover: proposal creation, voting, double-vote prevention, proposal closure

Frontend

New Pages:

• /voting - Main voting interface

New Components:

• CreateProposal - Proposal creation form
• ProposalsList - Displays proposals with voting UI

Updated Files:

• frontend/lib/contract.ts - Added voting contract functions
• frontend/hooks/use-stacks.ts - Added voting transaction handlers
• frontend/components/navbar.tsx - Added "Voting" link

Deployment

• Contract Address: STA43VC8660WWNRHHWSXGK2VR4BVHGWN0Z63FXGD.voting
• Network: Stacks Testnet
• Transaction ID: 0xf22faa4b4e8cb35e6aadf435c4ae39df2b1c0371f955942c020816657120fd8b

How to Test

Run Tests

npm run test
Expected: All 16 tests pass
Test Frontend
cd frontend
npm run dev
Visit http://localhost:3000/voting
Connect wallet
Create a proposal
Vote on the proposal
Try to vote again (should fail - double vote prevention)
Files Changed
New: contracts/voting.clar, tests/voting.test.ts, frontend/app/voting/page.tsx, 2 new components
Modified: frontend/lib/contract.ts, frontend/hooks/use-stacks.ts, frontend/components/navbar.tsx, Clarinet.toml
Why This Matters
This feature enables decentralized governance for the game, allowing the community to shape future development through on-chain voting.