Migrate old PowerChat demo to use newer package versions and features

Author: LucDeCaf

demos/react-native-supabase-group-chat/.env

@@ -1,5 +1,6 @@
 # Replace the credentials below with your Supabase, PowerSync and Expo project details.
 EXPO_PUBLIC_SUPABASE_URL=https://foo.supabase.co
 EXPO_PUBLIC_SUPABASE_ANON_KEY=foo
+EXPO_PUBLIC_SUPABASE_BUCKET= # Optional. Only required when syncing attachments and using Supabase Storage. See packages/powersync-attachments.
 EXPO_PUBLIC_POWERSYNC_URL=https://foo.powersync.journeyapps.com
 EXPO_PUBLIC_EAS_PROJECT_ID=foo # Optional. Only required when using EAS.

demos/react-native-supabase-group-chat/.eslintrc.js

@@ -23,4 +23,5 @@ web-build/
 *.tar.gz
 .tamagui
 ios/
+android/
 !lib

demos/react-native-supabase-group-chat/.gitignore

@@ -0,0 +1,8 @@
+node_modules/**
+.expo/**
+android/**
+assets/**
+bin/**
+ios/**
+supabase/**
+pnpm-lock.yaml

demos/react-native-supabase-group-chat/.prettierignore

@@ -0,0 +1,10 @@
+{
+  "semi": true,
+  "singleQuote": false,
+  "tabWidth": 2,
+  "bracketSameLine": true,
+  "useTabs": false,
+  "printWidth": 120,
+  "trailingComma": "none",
+  "plugins": ["prettier-plugin-embed", "prettier-plugin-sql"]
+}