Enhance app with project management, budget tools, and voice commands

Adds ProjectManager, ConversationHistory, EnhancedVoiceCommands components, translation keys, and updates Settings page.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: ff0be73b-afdd-4747-978b-bb8301fb0a82
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/9777c70b-fc38-4831-8d6b-78dfffe041b0/82569113-480a-45a6-8982-ffee4f083c5a.jpg

client/src/i18n/locales/en.json

@@ -94,7 +94,30 @@
     "exportData": "Export Data",
     "billReminders": "Bill Reminders",
     "upcomingBills": "Upcoming Bills",
-    "overdueBills": "Overdue Bills"
+    "overdueBills": "Overdue Bills",
+    "createBudget": "Create Budget",
+    "editBudget": "Edit Budget",
+    "budgetDescription": "Set spending limits and track your financial goals",
+    "budgetName": "Budget Name",
+    "enterBudgetName": "Enter budget name",
+    "period": "Period",
+    "selectPeriod": "Select period",
+    "weekly": "Weekly",
+    "monthly": "Monthly",
+    "yearly": "Yearly",
+    "selectCategory": "Select category",
+    "alertThreshold": "Alert Threshold",
+    "startDate": "Start Date",
+    "endDate": "End Date",
+    "activeBudget": "Active Budget",
+    "activeBudgetDescription": "Enable budget tracking and alerts",
+    "budgetCreated": "Budget created successfully",
+    "budgetUpdated": "Budget updated successfully",
+    "budgetDeleted": "Budget deleted successfully",
+    "noBudgets": "No budgets found",
+    "noBudgetsDescription": "Create your first budget to start tracking your spending",
+    "createFirstBudget": "Create First Budget",
+    "inactive": "Inactive"
   },
   "ai": {
     "title": "AI Assistant",