Claude Code MCP HTTP client sends GET SSE requests without the
Authorization header, breaking the streamable HTTP transport.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Install symfony/mcp-bundle, add STDIO + HTTP transport config,
API token auth on User entity with custom authenticator and firewall,
generate-api-token console command, Nginx /_mcp location, fixture token.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
