Rebrand application from 'Beach Litter Mapping Platform' to 'Litter Scouts'

- Updated app name in all source files, documentation, and configuration
- Changed package names in package.json files
- Updated header, titles, and user-facing text
- Modified email templates and notification text
- Updated steering rules and spec documents

vite.config.js

@@ -9,7 +9,7 @@ export default defineConfig({
     host: true, // Allow external access
     allowedHosts: [
       'localhost',
-      'litter.psbailey.uk',
+      'litterscouts.psbailey.uk',
       '.psbailey.uk', // Allow all subdomains
     ],
   },
@@ -19,8 +19,8 @@ export default defineConfig({
       registerType: 'autoUpdate',
       includeAssets: ['vite.svg'],
       manifest: {
-        name: 'Beach Litter Mapping Platform',
-        short_name: 'Beach Cleanup',
+        name: 'Litter Scouts',
+        short_name: 'Litter Scouts',
         description: 'Crowdsourced environmental monitoring of Irish coastal areas',
         theme_color: '#0ea5e9',
         background_color: '#ffffff',