The MCP server is now a ROS node and the only way in or out, per the owner's decision that ROS never leaves the robot. It serves MCP on the USB address only with a bearer token, keeps the stable tool name look() (which waits for the next camera frame, so it is never stale, and passes the camera's JPEG through), and registers turn_head/head_position only when a head is fitted, which today it is not. While an authenticated client is connected it republishes the agent heartbeat on /hermes/state, so the face wakes on connect and sleeps about 40 s after the client leaves; look() also makes the face squint. The token is generated on the Pi into /etc/robot-mcp.env (root:hermes, 640) and never printed. Verified end to end from talos with a real MCP client over the USB link: tools listed, a 157 KB JPEG back in 0.08 s, a wrong token refused, the Wi-Fi path dropped by the firewall. Host config snippets now point at 10.55.0.2. Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01AFN8nRRCiDiMN7ChBpHJhs
5 lines
89 B
INI
5 lines
89 B
INI
[develop]
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script_dir=$base/lib/hermes_mcp
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[install]
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install_scripts=$base/lib/hermes_mcp
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