add cloudflare workers support (#326)

apps/cli/templates/runtime/workers/apps/server/wrangler.toml.hbs

@@ -0,0 +1,18 @@
+name = "{{projectName}}-server"
+main = "src/index.ts"
+compatibility_date = "2025-06-15"
+compatibility_flags = ["nodejs_compat"]
+
+[vars]
+NODE_ENV = "production"
+
+# Non-sensitive environment variables (visible in dashboard)
+# CORS_ORIGIN = "https://your-frontend-domain.com"
+# BETTER_AUTH_URL = "https://your-worker-domain.workers.dev"
+
+# ⚠️  SENSITIVE DATA: Use `wrangler secret put` instead of adding here
+# Don't put these in [vars] - they'll be visible in the dashboard!
+# - DATABASE_URL
+# - DATABASE_AUTH_TOKEN
+# - GOOGLE_GENERATIVE_AI_API_KEY
+# - BETTER_AUTH_SECRET