// GET /api/hello — returns a greeting.
// Demonstrates reading query parameters and using env vars.
export async function API_get(req: Request): Promise<Response> {
  const url = new URL(req.url);
  const name = url.searchParams.get("name") || "World";

  // Example: reading a secret from environment (configured in Docker Watcher).
  const prefix = Deno.env.get("GREETING_PREFIX") || "Hello";

  return Response.json({
    message: `${prefix}, ${name}!`,
    served_by: "Deno on Docker Watcher",
  });
}