feat: Implement RSSI service for iOS and Web platforms

- Added IosRssiService to handle synthetic RSSI data for iOS.
- Created WebRssiService to simulate RSSI scanning on the web.
- Defined shared types for WifiNetwork and RssiService in rssi.service.ts.
- Introduced simulation service to generate synthetic sensing data.
- Implemented WebSocket service for real-time data handling with reconnection logic.
- Established Zustand stores for managing application state related to MAT and pose data.
- Developed theme context and utility functions for consistent styling and formatting.
- Added type definitions for various application entities including API responses and sensing data.
- Created utility functions for color mapping and URL validation.
- Configured TypeScript settings for the mobile application.

ui/mobile/src/components/ThemedText.tsx

@@ -0,0 +1,28 @@
+import { ComponentPropsWithoutRef } from 'react';
+import { StyleProp, Text, TextStyle } from 'react-native';
+import { useTheme } from '../hooks/useTheme';
+import { colors } from '../theme/colors';
+import { typography } from '../theme/typography';
+
+type TextPreset = keyof typeof typography;
+type ColorKey = keyof typeof colors;
+
+type ThemedTextProps = Omit<ComponentPropsWithoutRef<typeof Text>, 'style'> & {
+  preset?: TextPreset;
+  color?: ColorKey;
+  style?: StyleProp<TextStyle>;
+};
+
+export const ThemedText = ({
+  preset = 'bodyMd',
+  color = 'textPrimary',
+  style,
+  ...props
+}: ThemedTextProps) => {
+  const { colors, typography } = useTheme();
+
+  const presetStyle = (typography as Record<TextPreset, TextStyle>)[preset];
+  const colorStyle = { color: colors[color] };
+
+  return <Text {...props} style={[presetStyle, colorStyle, style]} />;
+};