chore: update README with degit instructions, remove IF NOT EXISTS from schema, and adjust Vite worker format

Author: dean-journeyapps

README.md

@@ -11,9 +11,12 @@ We recommend using the first option for a quick start.
 2. Use [degit](https://github.com/Rich-Harris/degit) to scaffold the project:
 
 ```bash
-npx degit powersync-product-success/vite-react-ts-powersync-supabase vite-react-ts-powersync-supabase
+npx degit powersync-product-success/vite-react-ts-powersync-supabase my-powersync-app
+cd my-powersync-app
 ```
 
+> **Note**: `degit` is a tool that downloads the latest version of a repository without the git history, giving you a clean starting point. Replace `my-powersync-app` with your preferred project name.
+
 3. Clone the repository directly and install dependencies:
 
 ```bash
@@ -121,4 +124,4 @@ The sync rules are already deployed if you followed the CLI setup steps above.
 #### Option 2: Using Dashboard
 1. Open the [`sync-rules.yaml`](sync-rules.yaml) in this repo and copy the contents.
 2. In the [PowerSync dashboard](https://powersync.journeyapps.com/), paste that into the 'sync-rules.yaml' editor panel.
-3. Click the "Deploy sync rules" button and select your PowerSync instance from the drop-down list.
+3. Click the "Deploy sync rules" button and select your PowerSync instance from the drop-down list.

database.pgsql

@@ -1,7 +1,7 @@
 -- See our guide for more information on how to set up your Supabase database: 
 -- https://docs.powersync.com/integration-guides/supabase-+-powersync#supabase-powersync
 
-CREATE TABLE IF NOT exists counters
+CREATE TABLE counters
 (
     id TEXT PRIMARY KEY,
     count INTEGER NOT NULL DEFAULT 0,
@@ -10,7 +10,7 @@ CREATE TABLE IF NOT exists counters
 );
 
 -- Create a role/user with replication privileges for PowerSync
-CREATE IF NOT EXISTS ROLE powersync_role WITH REPLICATION BYPASSRLS LOGIN PASSWORD 'myhighlyrandompassword';
+CREATE ROLE powersync_role WITH REPLICATION BYPASSRLS LOGIN PASSWORD 'myhighlyrandompassword';
 -- Set up permissions for the newly created role
 -- Read-only (SELECT) access is required
 GRANT SELECT ON ALL TABLES IN SCHEMA public TO powersync_role;

vite.config.ts

@@ -5,6 +5,9 @@ import react from '@vitejs/plugin-react';
 // https://vite.dev/config/
 export default defineConfig({
   plugins: [react(), wasm()],
+  worker: {
+    format: 'es'
+  },
   optimizeDeps: {
     // Don't optimize these packages as they contain web workers and WASM files.
     // https://github.com/vitejs/vite/issues/11672#issuecomment-1415820673