fix(uload): update Docker config and add env examples to apps/web

- Update Dockerfile for new apps/web structure
- Fix docker-compose.coolify.yml to use correct Dockerfile
- Add .env.example files to apps/web directory
- Remove local build artifacts (.svelte-kit, build)
- Update paraglide/i18n configuration

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

uload/apps/web/.env.stripe.example

@@ -0,0 +1,17 @@
+# Stripe Configuration
+# Copy this to .env.local or add to your .env file
+
+# Stripe API Keys (get from https://dashboard.stripe.com/test/apikeys)
+PUBLIC_STRIPE_PUBLISHABLE_KEY=pk_test_YOUR_PUBLISHABLE_KEY_HERE
+STRIPE_SECRET_KEY=sk_test_YOUR_SECRET_KEY_HERE
+
+# Stripe Product & Price IDs (will be created automatically by Claude)
+STRIPE_PRODUCT_PRO=prod_xxx
+STRIPE_PRICE_MONTHLY=price_xxx  
+STRIPE_PRICE_YEARLY=price_xxx
+
+# Stripe Webhook Secret (from webhook endpoint in dashboard)
+STRIPE_WEBHOOK_SECRET=whsec_xxx
+
+# App URL for redirects
+PUBLIC_APP_URL=http://localhost:5173  # Production: https://ulo.ad