first commit

mobile/src/components/BottomNav.tsx

@@ -0,0 +1,61 @@
+import { StyleSheet, Text, TouchableOpacity, View } from "react-native";
+import { useRouter } from "../router";
+import { TABS } from "../../App";
+
+
+export function BottomNav() {
+  const { route, navigate } = useRouter();
+
+  return (
+    <View style={styles.bar}>
+      {TABS.map((tab) => {
+        const active = tab.route === route;
+        return (
+          <TouchableOpacity
+            key={tab.route}
+            style={styles.tab}
+            onPress={() => navigate(tab.route)}
+            activeOpacity={0.7}
+          >
+            <Text style={[styles.label, active && styles.labelActive]}>
+              {tab.label}
+            </Text>
+            {active && <View style={styles.indicator} />}
+          </TouchableOpacity>
+        );
+      })}
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  bar: {
+    flexDirection: "row",
+    height: 74,
+    borderTopWidth:1,
+    borderTopColor: "#e5e5e5",
+    backgroundColor: "#fff",
+  },
+  tab: {
+    flex: 1,
+    alignItems: "center",
+    justifyContent: "center",
+  },
+  label: {
+    fontSize: 13,
+    color: "#aaa",
+    fontWeight: "500",
+  },
+  labelActive: {
+    color: "#1a1a1a",
+    fontWeight: "700",
+  },
+  indicator: {
+    position: "absolute",
+    top: 0,
+    width: 32,
+    height: 3,
+    borderRadius: 2,
+    backgroundColor: "#1a1a1a",
+  },
+});

mobile/src/pages/NotFound.tsx

@@ -0,0 +1,36 @@
+import { StyleSheet, Text, View } from "react-native";
+
+export function NotFoundPage() {
+  return (
+    <View style={styles.container}>
+      <Text style={styles.code}>404</Text>
+      <Text style={styles.title}>Page Not Found</Text>
+      <Text style={styles.subtitle}>This route doesn't exist yet.</Text>
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    alignItems: "center",
+    justifyContent: "center",
+    backgroundColor: "#f9f9f9",
+  },
+  code: {
+    fontSize: 72,
+    fontWeight: "800",
+    color: "#ccc",
+    lineHeight: 80,
+  },
+  title: {
+    fontSize: 22,
+    fontWeight: "600",
+    marginTop: 8,
+    marginBottom: 6,
+  },
+  subtitle: {
+    fontSize: 14,
+    color: "#999",
+  },
+});

mobile/src/pages/index.tsx

@@ -0,0 +1,45 @@
+import { useState } from "react";
+import { Button, StyleSheet, Text, View } from "react-native";
+import { TextInput } from "react-native";
+
+export function IndexPage() {
+  const [text, setText] = useState("");
+
+  const handleSend = () => {
+    alert(`You typed: ${text}`);
+  };
+
+  return (
+    <View style={styles.container}>
+      <Text style={styles.title}>Update Title</Text>
+      <Text style={styles.subtitle}>You typed "{text}"</Text>
+
+      <View>
+        <TextInput
+          placeholder="Type something..."
+          value={text}
+          onChangeText={setText}
+        />
+        <Button title="Send" onPress={handleSend} />
+      </View>
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    alignItems: "center",
+    justifyContent: "center",
+    backgroundColor: "#f9f9f9",
+  },
+  title: {
+    fontSize: 28,
+    fontWeight: "700",
+    marginBottom: 8,
+  },
+  subtitle: {
+    fontSize: 16,
+    color: "#666",
+  },
+});

mobile/src/router.tsx

@@ -0,0 +1,26 @@
+import React, { createContext, useContext, useState } from "react";
+
+export type Route = "home" | "mystery";
+
+interface RouterContextValue {
+  route: Route;
+  navigate: (to: Route) => void;
+}
+
+const RouterContext = createContext<RouterContextValue | null>(null);
+
+export function RouterProvider({ children }: { children: React.ReactNode }) {
+  const [route, setRoute] = useState<Route>("home");
+
+  return (
+    <RouterContext.Provider value={{ route, navigate: setRoute }}>
+      {children}
+    </RouterContext.Provider>
+  );
+}
+
+export function useRouter(): RouterContextValue {
+  const ctx = useContext(RouterContext);
+  if (!ctx) throw new Error("useRouter must be used inside <RouterProvider>");
+  return ctx;
+}