How We Hit the SSRF Landmine in OpenClaw 2026.4.2 and Fixed It Across 13 Nodes

How We Hit the SSRF Landmine in OpenClaw 2026.4.2 and Fixed It Across 13 Nodes April 4, 2026 turned into our cluster-wide migration day — switching all OpenClaw nodes from Anthropic models to openai-codex/gpt-5.4. The trigger was a policy change on A...