Fix Docker link in MCP navigation menu

Author: butschster

docs/.vitepress/config.mts

@@ -46,7 +46,7 @@ export default withMermaid({
                 text: 'MCP Server',
                 items: [
                     {text: 'Integration', link: '/mcp'},
-                    {text: 'Docker', link: '/docker'},
+                    {text: 'Docker', link: '/mcp/docker'},
                     {text: 'Projects', link: '/mcp/projects'},
                     {text: 'Filesystem', link: '/mcp/filesystem'},
                     {text: 'Prompts', link: '/mcp/prompts'},