Update KonditionExpo with unified navigation, blue/purple color scheme, and workout features

Author: ezouu

KonditionExpo/app/(tabs)/_layout.tsx

@@ -34,10 +34,17 @@ export default function TabLayout() {
         }}
       />
       <Tabs.Screen
-        name="explore"
+        name="progress"
         options={{
-          title: 'Explore',
-          tabBarIcon: ({ color }) => <IconSymbol size={28} name="paperplane.fill" color={color} />,
+          title: 'Progress',
+          tabBarIcon: ({ color }) => <IconSymbol size={28} name="chart.line.uptrend.xyaxis" color={color} />,
+        }}
+      />
+      <Tabs.Screen
+        name="profile"
+        options={{
+          title: 'Profile',
+          tabBarIcon: ({ color }) => <IconSymbol size={28} name="person.fill" color={color} />,
         }}
       />
     </Tabs>