Add admin user details, pack notifications, remove crypto

- Add enabled packs and feature interests to admin user page
- Add clickable links from responses to packs in admin
- Add pack change notification edge function
- Remove react-native-quick-crypto (unused E2EE)
- Bump mobile version to 1.0.1 (versionCode 22)
- Add EAS config and preview build scripts
- Gitignore keystore and APK files

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/mobile/android/app/build.gradle

@@ -93,8 +93,8 @@ android {
         applicationId 'com.sauci.app'
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
-        versionCode 21
-        versionName "1.0.0"
+        versionCode 22
+        versionName "1.0.1"
     }
     signingConfigs {
         debug {

apps/mobile/android/app/google-services.json

@@ -13,6 +13,14 @@
         }
       },
       "oauth_client": [
+        {
+          "client_id": "764866133492-03k7q0mq6nqrv0phunncqjn85cgj6sep.apps.googleusercontent.com",
+          "client_type": 1,
+          "android_info": {
+            "package_name": "com.sauci.app",
+            "certificate_hash": "f06026c754b046f280feac438a6910bd9a62b459"
+          }
+        },
         {
           "client_id": "764866133492-4g566mrb8tm5uti4ejub6oogcvnln7kc.apps.googleusercontent.com",
           "client_type": 1,