feat: add social features, leaderboard, auth enhancements, and admin fixes

- Implement Social Features: Shared Tasks, Global Access, Privacy Settings (Leaderboard/Searchable).
- Add Leaderboard Page and API.
- Enhance Auth: Support Email/Username login, explicit duplicate registration errors.
- Fix: Admin login password hash regression.
- Refactor: Move to wouter for routing, add Admin Dashboard and User Management.
- Add Setup Wizard.
- Update UI with Sidebar and Gamification elements.

client/src/i18n/locales/en.json

@@ -5,10 +5,12 @@
   },
   "navigation": {
     "tasks": "Tasks",
+    "focus": "Focus",
     "calendar": "Calendar",
     "weekList": "Week",
     "create": "Create",
     "kanban": "Kanban",
+    "achievements": "Achievements",
     "settings": "Settings"
   },
   "taskList": {
@@ -298,5 +300,125 @@
     "description": "Are you sure you want to delete this task? This action cannot be undone.",
     "cancel": "Cancel",
     "confirm": "Delete"
+  },
+  "focus": {
+    "greeting": {
+      "morning": "Good morning",
+      "afternoon": "Good afternoon",
+      "evening": "Good evening"
+    },
+    "stats": {
+      "dailyProgress": "Daily Progress",
+      "momentum": "Keep up the momentum",
+      "tasksCompleted": "tasks completed",
+      "activeTasksMessage": "You have {{count}} active tasks. Let's make today productive."
+    },
+    "viewAll": {
+      "title": "View All Tasks",
+      "description": "Manage your full backlog and projects",
+      "button": "Go to List"
+    },
+    "list": {
+      "title": "Your Focus List",
+      "subtitle": "Drag to prioritize",
+      "empty": "No active tasks. Enjoy your day!"
+    }
+  },
+  "gamification": {
+    "level": "Level {{level}}",
+    "streak": "{{count}}",
+    "xp": "{{count}} XP",
+    "nextLevel": "{{count}} XP",
+    "currentXP": "{{current}} / {{next}} XP",
+    "viewDetails": "View Details"
+  },
+  "ranks": {
+    "novice": "Novice",
+    "builder": "Builder",
+    "planner": "Planner",
+    "architect": "Architect",
+    "master": "Master"
+  },
+  "achievements": {
+    "title": "Achievements",
+    "subtitle": "Track your progress and goals",
+    "currentStreak": "Current Streak",
+    "days": "{{count}} Days",
+    "bestStreak": "Best: {{count}} Days",
+    "xpActivity": "XP Activity",
+    "xpDescription": "Your productivity over time",
+    "goals": "Goals",
+    "goalsDescription": "Personal targets",
+    "addGoal": "Add Goal",
+    "createGoal": "Create Goal",
+    "noGoals": "No goals set yet",
+    "goalTitle": "Goal Title",
+    "targetValue": "Target Value",
+    "type": "Type",
+    "weekly": "Weekly",
+    "monthly": "Monthly",
+    "yearly": "Yearly",
+    "types": {
+      "weekly_tasks": "Weekly Tasks",
+      "total_xp": "Total XP",
+      "streak": "Streak Days"
+    },
+    "levelDetails": "Level Details",
+    "nextReward": "Next Level Reward",
+    "unlockReward": "Unlock advanced analytics at Level {{level}}",
+    "goalTitlePlaceholder": "e.g., Complete 50 Tasks",
+    "fromLastWeek": "from last week"
+  },
+  "analytics": {
+    "mon": "Mon",
+    "tue": "Tue",
+    "wed": "Wed",
+    "thu": "Thu",
+    "fri": "Fri",
+    "sat": "Sat",
+    "sun": "Sun",
+    "jan": "Jan",
+    "feb": "Feb",
+    "mar": "Mar",
+    "apr": "Apr",
+    "may": "May",
+    "jun": "Jun",
+    "jul": "Jul",
+    "aug": "Aug",
+    "sep": "Sep",
+    "oct": "Oct",
+    "nov": "Nov",
+    "dec": "Dec",
+    "week_1": "Week 1",
+    "week_2": "Week 2",
+    "week_3": "Week 3",
+    "week_4": "Week 4",
+    "cw": "CW"
+  },
+  "energy": {
+    "low": "⚡ Low Energy",
+    "medium": "⚡⚡ Medium Energy",
+    "high": "⚡⚡⚡ High Energy"
+  },
+  "rewards": {
+    "shopTitle": "Reward Shop",
+    "buy": "Buy",
+    "insufficientFunds": "Not enough XP",
+    "owned": "Owned",
+    "processing": "Processing...",
+    "defaults": {
+      "coffee": {
+        "title": "Coffee Break",
+        "description": "Take a 15 min coffee break"
+      },
+      "gaming": {
+        "title": "Gaming Session",
+        "description": "1 hour of guilt-free gaming"
+      },
+      "theme": {
+        "title": "Golden Theme",
+        "description": "Unlock the golden theme"
+      }
+    }
   }
-}
+}