chore: add readmes (#920)

Author: vonovak

packages/document-picker/README.md

@@ -0,0 +1,20 @@
+# @react-native-documents/picker
+
+[![npm version](https://badge.fury.io/js/@react-native-documents%2Fpicker.svg)](https://badge.fury.io/js/@react-native-documents%2Fpicker)
+[![npm downloads](https://img.shields.io/npm/dm/@react-native-documents/picker.svg)](https://www.npmjs.com/package/@react-native-documents/picker)
+
+A React Native interface to access documents from the device or cloud storage such as iCloud, Google Drive, and other document providers.
+
+## Documentation
+
+For installation instructions, API reference, and usage examples, visit the official documentation:
+
+**[https://react-native-documents.github.io/](https://react-native-documents.github.io/)**
+
+## Support the Project
+
+Find this package useful? Say thanks by [sponsoring the author on GitHub](https://github.com/sponsors/vonovak)!
+
+## License
+
+MIT

packages/document-picker/package.json

@@ -2,6 +2,7 @@
   "name": "@react-native-documents/picker",
   "version": "12.0.0",
   "description": "A react native interface to access documents from dropbox, google drive, iCloud...",
+  "funding": "https://github.com/react-native-documents/document-picker?sponsor=1",
   "main": "./lib/module/index.js",
   "types": "./lib/typescript/src/index.d.ts",
   "exports": {

packages/document-viewer/README.md

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+# @react-native-documents/viewer
+
+[![npm version](https://badge.fury.io/js/@react-native-documents%2Fviewer.svg)](https://badge.fury.io/js/@react-native-documents%2Fviewer)
+[![npm downloads](https://img.shields.io/npm/dm/@react-native-documents/viewer.svg)](https://www.npmjs.com/package/@react-native-documents/viewer)
+
+A React Native interface to preview documents using native viewers (QuickLook on iOS, Intent on Android).
+
+## Documentation
+
+For installation instructions, API reference, and usage examples, visit the official documentation:
+
+**[https://react-native-documents.github.io/](https://react-native-documents.github.io/)**
+
+## Support the Project
+
+Find this package useful? Say thanks by [sponsoring the author on GitHub](https://github.com/sponsors/vonovak)!
+
+## License
+
+MIT

packages/document-viewer/package.json

@@ -2,6 +2,7 @@
   "name": "@react-native-documents/viewer",
   "version": "3.0.0",
   "description": "A react native interface to preview documents",
+  "funding": "https://github.com/react-native-documents/document-picker?sponsor=1",
   "main": "./lib/module/index.js",
   "types": "./lib/typescript/src/index.d.ts",
   "exports": {