Unified Player Profile + Cross-Game Progression System

Wordle wins: 14 Sudoku solved: 9 Connections streak: 3 4. Achievement System (MVP)Starter achievements:🧠 First Win (any game)🔥 5 wins in a row📘 First Sudoku solved⚡ Solve Wordle in 3 guesses🧩 Master of All Games (win each game once)🛠️ Technical Approach (suggested)Frontend:Central ProfileContextStat update hooks per gameXP calculator utilityBackend (optional phase 2):/api/profile/api/achievementscloud sync support✅ Acceptance Criteria Unified profile stored & loaded globally XP + leveling logic implemented Home page progress dashboard Achievement tracking + UI Stats migrate cleanly from existing localStorage format Docs in FEATURES.md🌟 Why This MattersThis transforms PuzzleForge from:“a collection of fun puzzle games”into:“a sticky, progression-driven puzzle platform”which is how successful casual gaming platforms keep users coming back.Optional Future ExtensionsDaily challenges across gamesLeaderboardsCloud login & syncSeasonal events