Add journal history feature

Adds a "Show Past Entries" button to the journal page, allowing users to view their previous journal entries retrieved from Firebase.

Author: lovable-dev[bot]

src/App.tsx

@@ -1,5 +1,4 @@
 
-
 import { Toaster } from "@/components/ui/toaster";
 import { Toaster as Sonner } from "@/components/ui/sonner";
 import { TooltipProvider } from "@/components/ui/tooltip";
@@ -24,6 +23,7 @@ import Navbar from "./components/Navbar";
 import Profile from "./pages/Profile";
 import Goodbye from "./pages/Goodbye";
 import Journal from "./pages/Journal";
+import JournalEntries from "./pages/JournalEntries";
 
 const queryClient = new QueryClient();
 
@@ -101,6 +101,14 @@ const App = () => (
                     </AuthWrapper>
                   }
                 />
+                <Route
+                  path="/journal-entries"
+                  element={
+                    <AuthWrapper requireAuth>
+                      <JournalEntries />
+                    </AuthWrapper>
+                  }
+                />
 
                 {/* Admin routes */}
                 <Route

src/pages/Journal.tsx

@@ -1,4 +1,3 @@
-
 import React, { useState, useEffect } from 'react';
 import { useNavigate } from 'react-router-dom';
 import { motion } from 'framer-motion';
@@ -307,6 +306,17 @@ const Journal: React.FC = () => {
             </div>
           </motion.div>
         )}
+        
+        <div className="mt-12 text-center">
+          <Button 
+            variant="outline" 
+            onClick={() => navigate('/journal-entries')}
+            className="w-full py-6 text-white border-white/20 hover:bg-white/10"
+          >
+            <BookOpen className="mr-2 h-5 w-5" />
+            Show Past Entries
+          </Button>
+        </div>
       </div>
     </div>
   );