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def main(request, response):
# Disable non-standard XSS protection
response.headers.set(b"X-XSS-Protection", b"0")
response.headers.set(b"Content-Type", b"text/html")
# Set caching headers
# According to rfc9111 Pragma: no-cache is deprecated, so we expect
# Cache-Control to take precedence when there's a mismatch.
response.headers.set(b"Cache-Control", b"max-age=2592000, public")
response.headers.set(b"Pragma", b"no-cache")
# Include a timestamp to verify caching behavior
import time
response.content = f"Timestamp: {time.time()}".encode('utf-8')