feat: add expo plugin support

Author: Rishab Rishab

package.json

@@ -1,10 +1,13 @@
 {
   "name": "rn-encryption",
-  "version": "2.5.0",
+  "version": "2.5.1",
   "description": "Encryption",
   "source": "./src/index.tsx",
   "main": "./lib/commonjs/index.js",
   "module": "./lib/module/index.js",
+  "expo": {
+    "plugin": "plugin/withEncryption"
+  },
   "exports": {
     ".": {
       "import": {
@@ -83,6 +86,7 @@
   },
   "devDependencies": {
     "@evilmartians/lefthook": "^1.5.0",
+    "@expo/config-plugins": "^8.0.0",
     "@react-native-community/cli": "15.0.1",
     "@react-native/eslint-config": "^0.73.1",
     "@release-it/conventional-changelog": "^9.0.2",
@@ -92,6 +96,7 @@
     "eslint": "^8.51.0",
     "eslint-config-prettier": "^9.0.0",
     "eslint-plugin-prettier": "^5.0.1",
+    "expo": "^51.0.0",
     "jest": "^29.7.0",
     "prettier": "^3.0.3",
     "react": "18.3.1",
@@ -105,6 +110,7 @@
     "@types/react": "^18.2.44"
   },
   "peerDependencies": {
+    "expo": ">=49",
     "react": "*",
     "react-native": "*"
   },

plugin/withEncryption.ts

@@ -0,0 +1,10 @@
+// plugin/withEncryption.ts
+import type { ConfigPlugin } from 'expo/config-plugins';
+
+const withEncryption: ConfigPlugin = (config) => {
+  // No extra changes needed (no permissions, no Info.plist edits, etc.)
+  // Just return config untouched so Expo knows the plugin exists
+  return config;
+};
+
+export default withEncryption;