achievements

# Achievement System Steam-style gamification for the development workflow. Earn XP by coding, fixing bugs, shipping features, and collaborating with agents. Level up, maintain streaks, and unlock achievements across 5 skill trees. ## XP Level Thresholds | Level | XP Required | Title | |-------|-------------|-------| | 1 | 0 | Apprentice | | 2 | 100 | Developer | | 3 | 300 | Engineer | | 5 | 500 | Senior Engineer | | 10 | 1000 | Staff Engineer | | 20 | 3000 | Principal Engineer | | 50 | 10000 | Legendary | ## Streak System Consecutive days of coding activity multiply XP earned: | Streak | Multiplier | |--------|-----------| | 1-2 days | 1.0x | | 3-6 days | 1.25x | | 7-13 days | 1.5x | | 14-29 days | 2.0x | | 30+ days | 3.0x | Missing a day resets the streak to 0. ## Skill Trees ### Tree 1: Code Warrior Achievements for writing and shipping code. **First Blood** (10 XP) - Description: Complete your first code review - Unlock: First time a commit or diff is reviewed in a session - Badge: Sword icon **Speed Demon** (25 XP) - Description: Fix a bug in under 2 minutes from identification to resolution - Unlock: Bug-fix tool sequence completes in < 120 seconds - Badge: Lightning bolt **Polyglot** (50 XP) - Description: Work in 3 or more programming languages in a single session - Unlock: Edit files with 3+ distinct language extensions in one session - Badge: Globe **Marathon Runner** (100 XP) - Description: Sustain an 8-hour coding session without stopping - Unlock: S...