Add initial implementation of Map SDK and example app

- Create README for the main repository and example app
- Implement example app with MapView and Marker components
- Add package.json for example app with necessary scripts and dependencies
- Create Map SDK package with TypeScript wrapper around react-native-maps
- Define TypeScript configuration for the SDK

packages/map-sdk/package.json

@@ -0,0 +1,25 @@
+{
+    "name": "@lynkedup/map-sdk",
+    "version": "0.1.0",
+    "main": "dist/index.js",
+    "types": "dist/index.d.ts",
+    "license": "MIT",
+    "files": [
+        "dist"
+    ],
+    "scripts": {
+        "build": "tsc -p tsconfig.json",
+        "lint": "eslint . --ext .ts,.tsx"
+    },
+    "peerDependencies": {
+        "react": ">=17",
+        "react-native": ">=0.70",
+        "react-native-maps": "^1.3.2"
+    },
+    "devDependencies": {
+        "typescript": "^5.0.0",
+        "eslint": "^8.0.0",
+        "@types/react": "^18.0.0",
+        "@types/react-native": "^0.70.0"
+    }
+}