Add the 10.0.0.0/8 RFC-1918 block to _TRUSTED_PROXY_NETS so reverse
proxies in cloud VPCs and Kubernetes clusters are recognized. Without
this, X-Forwarded-For was silently ignored for any proxy on a 10.x.x.x
address, logging all requests as originating from the proxy IP.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>