125 lines
63 KiB
HTML
125 lines
63 KiB
HTML
<!doctype html><html lang=en class=no-js> <head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta name=description content="Home Assistant MCP Server Documentation"><link rel=canonical href=https://jango-blockchained.github.io/advanced-homeassistant-mcp/development/tools.html><link rel=prev href=interfaces.html><link rel=next href=test-migration-guide.html><link rel=icon href=../assets/images/favicon.ico><meta name=generator content="mkdocs-1.6.1, mkdocs-material-9.6.2"><title>Tool Development - MCP Server for Home Assistant</title><link rel=stylesheet href=../assets/stylesheets/main.d7758b05.min.css><link rel=stylesheet href=../assets/stylesheets/palette.06af60db.min.css><script src=https://unpkg.com/iframe-worker/shim></script><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link rel=stylesheet 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class=md-nav__title for=__nav_7> <span class="md-nav__icon md-icon"></span> Development </label> <ul class=md-nav__list data-md-scrollfix> <li class=md-nav__item> <a href=environment.html class=md-nav__link> <span class=md-ellipsis> Environment Setup </span> </a> </li> <li class=md-nav__item> <a href=../architecture.html class=md-nav__link> <span class=md-ellipsis> Architecture </span> </a> </li> <li class=md-nav__item> <a href=../contributing.html class=md-nav__link> <span class=md-ellipsis> Contributing </span> </a> </li> <li class=md-nav__item> <a href=../testing.html class=md-nav__link> <span class=md-ellipsis> Testing </span> </a> </li> <li class=md-nav__item> <a href=best-practices.html class=md-nav__link> <span class=md-ellipsis> Best Practices </span> </a> </li> <li class=md-nav__item> <a href=interfaces.html class=md-nav__link> <span class=md-ellipsis> Interfaces </span> </a> </li> <li class="md-nav__item md-nav__item--active"> <input class="md-nav__toggle md-toggle" type=checkbox id=__toc> <label class="md-nav__link md-nav__link--active" for=__toc> <span class=md-ellipsis> Tool Development </span> <span class="md-nav__icon md-icon"></span> </label> <a href=tools.html class="md-nav__link md-nav__link--active"> <span class=md-ellipsis> Tool Development </span> </a> <nav class="md-nav md-nav--secondary" aria-label="Table of contents"> <label class=md-nav__title for=__toc> <span class="md-nav__icon md-icon"></span> Table of contents </label> <ul class=md-nav__list data-md-component=toc data-md-scrollfix> <li class=md-nav__item> <a href=#tool-structure class=md-nav__link> <span class=md-ellipsis> Tool Structure </span> </a> </li> <li class=md-nav__item> <a href=#creating-a-new-tool class=md-nav__link> <span class=md-ellipsis> Creating a New Tool </span> </a> <nav class=md-nav aria-label="Creating a New Tool"> <ul class=md-nav__list> <li class=md-nav__item> <a href=#example-tool-implementation class=md-nav__link> <span class=md-ellipsis> Example Tool Implementation </span> </a> </li> </ul> </nav> </li> <li class=md-nav__item> <a href=#tool-categories class=md-nav__link> <span class=md-ellipsis> Tool Categories </span> </a> </li> <li class=md-nav__item> <a href=#api-integration class=md-nav__link> <span class=md-ellipsis> API Integration </span> </a> <nav class=md-nav aria-label="API Integration"> <ul class=md-nav__list> <li class=md-nav__item> <a href=#rest-endpoint class=md-nav__link> <span class=md-ellipsis> REST Endpoint </span> </a> </li> <li class=md-nav__item> <a href=#websocket-handler class=md-nav__link> <span class=md-ellipsis> WebSocket Handler </span> </a> </li> </ul> </nav> </li> <li class=md-nav__item> <a href=#error-handling class=md-nav__link> <span class=md-ellipsis> Error Handling </span> </a> </li> <li class=md-nav__item> <a href=#testing class=md-nav__link> <span class=md-ellipsis> Testing </span> </a> </li> <li class=md-nav__item> <a href=#documentation class=md-nav__link> <span class=md-ellipsis> Documentation </span> </a> <nav class=md-nav aria-label=Documentation> <ul class=md-nav__list> <li class=md-nav__item> <a href=#documentation-template class=md-nav__link> <span class=md-ellipsis> Documentation Template </span> </a> </li> <li class=md-nav__item> <a href=#websocket class=md-nav__link> <span class=md-ellipsis> WebSocket </span> </a> </li> </ul> </nav> </li> <li class=md-nav__item> <a href=#examples class=md-nav__link> <span class=md-ellipsis> Examples </span> </a> <nav class=md-nav aria-label=Examples> <ul class=md-nav__list> <li class=md-nav__item> <a href=#example-1 class=md-nav__link> <span class=md-ellipsis> Example 1 </span> </a> </li> </ul> </nav> </li> <li class=md-nav__item> <a href=#response-format class=md-nav__link> <span class=md-ellipsis> Response Format </span> </a> </li> <li class=md-nav__item> <a href=#best-practices class=md-nav__link> <span class=md-ellipsis> Best Practices </span> </a> </li> <li class=md-nav__item> <a href=#see-also class=md-nav__link> <span class=md-ellipsis> See Also </span> </a> </li> </ul> </nav> </li> <li class=md-nav__item> <a href=test-migration-guide.html class=md-nav__link> <span class=md-ellipsis> Test Migration Guide </span> </a> </li> <li class=md-nav__item> <a href=../troubleshooting.html class=md-nav__link> <span class=md-ellipsis> Troubleshooting </span> </a> </li> <li class=md-nav__item> <a href=../deployment.html class=md-nav__link> <span class=md-ellipsis> Deployment </span> </a> </li> <li class=md-nav__item> <a href=../roadmap.html class=md-nav__link> <span class=md-ellipsis> Roadmap </span> </a> </li> </ul> </nav> </li> <li class="md-nav__item md-nav__item--pruned md-nav__item--nested"> <a href=../examples/index.html class=md-nav__link> <span class=md-ellipsis> Examples </span> <span class="md-nav__icon md-icon"></span> </a> </li> </ul> </nav> </div> </div> </div> <div class=md-content data-md-component=content> <article class="md-content__inner md-typeset"> <h1 id=tool-development-guide>Tool Development Guide</h1> <p>This guide explains how to create new tools for the Home Assistant MCP.</p> <h2 id=tool-structure>Tool Structure</h2> <p>Each tool should follow this basic structure:</p> <div class="language-typescript highlight"><pre><span></span><code><span id=__span-0-1><a id=__codelineno-0-1 name=__codelineno-0-1 href=#__codelineno-0-1></a><span class=kd>interface</span><span class=w> </span><span class=nx>Tool</span><span class=w> </span><span class=p>{</span>
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</span><span id=__span-0-2><a id=__codelineno-0-2 name=__codelineno-0-2 href=#__codelineno-0-2></a><span class=w> </span><span class=nx>id</span><span class=o>:</span><span class=w> </span><span class=kt>string</span><span class=p>;</span>
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</span><span id=__span-0-3><a id=__codelineno-0-3 name=__codelineno-0-3 href=#__codelineno-0-3></a><span class=w> </span><span class=nx>name</span><span class=o>:</span><span class=w> </span><span class=kt>string</span><span class=p>;</span>
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</span><span id=__span-0-4><a id=__codelineno-0-4 name=__codelineno-0-4 href=#__codelineno-0-4></a><span class=w> </span><span class=nx>description</span><span class=o>:</span><span class=w> </span><span class=kt>string</span><span class=p>;</span>
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</span><span id=__span-0-5><a id=__codelineno-0-5 name=__codelineno-0-5 href=#__codelineno-0-5></a><span class=w> </span><span class=nx>version</span><span class=o>:</span><span class=w> </span><span class=kt>string</span><span class=p>;</span>
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</span><span id=__span-0-6><a id=__codelineno-0-6 name=__codelineno-0-6 href=#__codelineno-0-6></a><span class=w> </span><span class=nx>category</span><span class=o>:</span><span class=w> </span><span class=kt>ToolCategory</span><span class=p>;</span>
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</span><span id=__span-0-7><a id=__codelineno-0-7 name=__codelineno-0-7 href=#__codelineno-0-7></a><span class=w> </span><span class=nx>execute</span><span class=p>(</span><span class=nx>params</span><span class=o>:</span><span class=w> </span><span class=kt>any</span><span class=p>)</span><span class=o>:</span><span class=w> </span><span class=nb>Promise</span><span class=o><</span><span class=nx>ToolResult</span><span class=o>></span><span class=p>;</span>
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</span><span id=__span-0-8><a id=__codelineno-0-8 name=__codelineno-0-8 href=#__codelineno-0-8></a><span class=p>}</span>
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</span></code></pre></div> <h2 id=creating-a-new-tool>Creating a New Tool</h2> <ol> <li>Create a new file in the appropriate category directory</li> <li>Implement the Tool interface</li> <li>Add API endpoints</li> <li>Add WebSocket handlers</li> <li>Add documentation</li> <li>Add tests</li> </ol> <h3 id=example-tool-implementation>Example Tool Implementation</h3> <div class="language-typescript highlight"><pre><span></span><code><span id=__span-1-1><a id=__codelineno-1-1 name=__codelineno-1-1 href=#__codelineno-1-1></a><span class=k>import</span><span class=w> </span><span class=p>{</span><span class=w> </span><span class=nx>Tool</span><span class=p>,</span><span class=w> </span><span class=nx>ToolCategory</span><span class=p>,</span><span class=w> </span><span class=nx>ToolResult</span><span class=w> </span><span class=p>}</span><span class=w> </span><span class=kr>from</span><span class=w> </span><span class=s1>'../interfaces'</span><span class=p>;</span>
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</span><span id=__span-1-2><a id=__codelineno-1-2 name=__codelineno-1-2 href=#__codelineno-1-2></a>
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</span><span id=__span-1-3><a id=__codelineno-1-3 name=__codelineno-1-3 href=#__codelineno-1-3></a><span class=k>export</span><span class=w> </span><span class=kd>class</span><span class=w> </span><span class=nx>MyCustomTool</span><span class=w> </span><span class=k>implements</span><span class=w> </span><span class=nx>Tool</span><span class=w> </span><span class=p>{</span>
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</span><span id=__span-1-4><a id=__codelineno-1-4 name=__codelineno-1-4 href=#__codelineno-1-4></a><span class=w> </span><span class=nx>id</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=s1>'my_custom_tool'</span><span class=p>;</span>
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</span><span id=__span-1-5><a id=__codelineno-1-5 name=__codelineno-1-5 href=#__codelineno-1-5></a><span class=w> </span><span class=nx>name</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=s1>'My Custom Tool'</span><span class=p>;</span>
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</span><span id=__span-1-6><a id=__codelineno-1-6 name=__codelineno-1-6 href=#__codelineno-1-6></a><span class=w> </span><span class=nx>description</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=s1>'Description of what the tool does'</span><span class=p>;</span>
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</span><span id=__span-1-7><a id=__codelineno-1-7 name=__codelineno-1-7 href=#__codelineno-1-7></a><span class=w> </span><span class=nx>version</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=s1>'1.0.0'</span><span class=p>;</span>
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</span><span id=__span-1-8><a id=__codelineno-1-8 name=__codelineno-1-8 href=#__codelineno-1-8></a><span class=w> </span><span class=nx>category</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=nx>ToolCategory</span><span class=p>.</span><span class=nx>Utility</span><span class=p>;</span>
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</span><span id=__span-1-9><a id=__codelineno-1-9 name=__codelineno-1-9 href=#__codelineno-1-9></a>
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</span><span id=__span-1-10><a id=__codelineno-1-10 name=__codelineno-1-10 href=#__codelineno-1-10></a><span class=w> </span><span class=k>async</span><span class=w> </span><span class=nx>execute</span><span class=p>(</span><span class=nx>params</span><span class=o>:</span><span class=w> </span><span class=kt>any</span><span class=p>)</span><span class=o>:</span><span class=w> </span><span class=nb>Promise</span><span class=o><</span><span class=nx>ToolResult</span><span class=o>></span><span class=w> </span><span class=p>{</span>
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</span><span id=__span-1-11><a id=__codelineno-1-11 name=__codelineno-1-11 href=#__codelineno-1-11></a><span class=w> </span><span class=c1>// Tool implementation</span>
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</span><span id=__span-1-12><a id=__codelineno-1-12 name=__codelineno-1-12 href=#__codelineno-1-12></a><span class=w> </span><span class=k>return</span><span class=w> </span><span class=p>{</span>
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</span><span id=__span-1-13><a id=__codelineno-1-13 name=__codelineno-1-13 href=#__codelineno-1-13></a><span class=w> </span><span class=nx>success</span><span class=o>:</span><span class=w> </span><span class=kt>true</span><span class=p>,</span>
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</span><span id=__span-1-14><a id=__codelineno-1-14 name=__codelineno-1-14 href=#__codelineno-1-14></a><span class=w> </span><span class=nx>data</span><span class=o>:</span><span class=w> </span><span class=p>{</span>
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</span><span id=__span-1-15><a id=__codelineno-1-15 name=__codelineno-1-15 href=#__codelineno-1-15></a><span class=w> </span><span class=c1>// Tool-specific response data</span>
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</span><span id=__span-1-16><a id=__codelineno-1-16 name=__codelineno-1-16 href=#__codelineno-1-16></a><span class=w> </span><span class=p>}</span>
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</span><span id=__span-1-17><a id=__codelineno-1-17 name=__codelineno-1-17 href=#__codelineno-1-17></a><span class=w> </span><span class=p>};</span>
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</span><span id=__span-1-18><a id=__codelineno-1-18 name=__codelineno-1-18 href=#__codelineno-1-18></a><span class=w> </span><span class=p>}</span>
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</span><span id=__span-1-19><a id=__codelineno-1-19 name=__codelineno-1-19 href=#__codelineno-1-19></a><span class=p>}</span>
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</span></code></pre></div> <h2 id=tool-categories>Tool Categories</h2> <ul> <li>Device Management</li> <li>History & State</li> <li>Automation</li> <li>Add-ons & Packages</li> <li>Notifications</li> <li>Events</li> <li>Utility</li> </ul> <h2 id=api-integration>API Integration</h2> <h3 id=rest-endpoint>REST Endpoint</h3> <div class="language-typescript highlight"><pre><span></span><code><span id=__span-2-1><a id=__codelineno-2-1 name=__codelineno-2-1 href=#__codelineno-2-1></a><span class=k>import</span><span class=w> </span><span class=p>{</span><span class=w> </span><span class=nx>Router</span><span class=w> </span><span class=p>}</span><span class=w> </span><span class=kr>from</span><span class=w> </span><span class=s1>'express'</span><span class=p>;</span>
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</span><span id=__span-2-2><a id=__codelineno-2-2 name=__codelineno-2-2 href=#__codelineno-2-2></a><span class=k>import</span><span class=w> </span><span class=p>{</span><span class=w> </span><span class=nx>MyCustomTool</span><span class=w> </span><span class=p>}</span><span class=w> </span><span class=kr>from</span><span class=w> </span><span class=s1>'./my-custom-tool'</span><span class=p>;</span>
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</span><span id=__span-2-3><a id=__codelineno-2-3 name=__codelineno-2-3 href=#__codelineno-2-3></a>
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</span><span id=__span-2-4><a id=__codelineno-2-4 name=__codelineno-2-4 href=#__codelineno-2-4></a><span class=kd>const</span><span class=w> </span><span class=nx>router</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=nx>Router</span><span class=p>();</span>
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</span><span id=__span-2-5><a id=__codelineno-2-5 name=__codelineno-2-5 href=#__codelineno-2-5></a><span class=kd>const</span><span class=w> </span><span class=nx>tool</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=ow>new</span><span class=w> </span><span class=nx>MyCustomTool</span><span class=p>();</span>
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</span><span id=__span-2-6><a id=__codelineno-2-6 name=__codelineno-2-6 href=#__codelineno-2-6></a>
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</span><span id=__span-2-7><a id=__codelineno-2-7 name=__codelineno-2-7 href=#__codelineno-2-7></a><span class=nx>router</span><span class=p>.</span><span class=nx>post</span><span class=p>(</span><span class=s1>'/api/tools/custom'</span><span class=p>,</span><span class=w> </span><span class=k>async</span><span class=w> </span><span class=p>(</span><span class=nx>req</span><span class=p>,</span><span class=w> </span><span class=nx>res</span><span class=p>)</span><span class=w> </span><span class=p>=></span><span class=w> </span><span class=p>{</span>
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</span><span id=__span-2-8><a id=__codelineno-2-8 name=__codelineno-2-8 href=#__codelineno-2-8></a><span class=w> </span><span class=k>try</span><span class=w> </span><span class=p>{</span>
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</span><span id=__span-2-9><a id=__codelineno-2-9 name=__codelineno-2-9 href=#__codelineno-2-9></a><span class=w> </span><span class=kd>const</span><span class=w> </span><span class=nx>result</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=k>await</span><span class=w> </span><span class=nx>tool</span><span class=p>.</span><span class=nx>execute</span><span class=p>(</span><span class=nx>req</span><span class=p>.</span><span class=nx>body</span><span class=p>);</span>
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</span><span id=__span-2-10><a id=__codelineno-2-10 name=__codelineno-2-10 href=#__codelineno-2-10></a><span class=w> </span><span class=nx>res</span><span class=p>.</span><span class=nx>json</span><span class=p>(</span><span class=nx>result</span><span class=p>);</span>
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</span><span id=__span-2-11><a id=__codelineno-2-11 name=__codelineno-2-11 href=#__codelineno-2-11></a><span class=w> </span><span class=p>}</span><span class=w> </span><span class=k>catch</span><span class=w> </span><span class=p>(</span><span class=nx>error</span><span class=p>)</span><span class=w> </span><span class=p>{</span>
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</span><span id=__span-2-12><a id=__codelineno-2-12 name=__codelineno-2-12 href=#__codelineno-2-12></a><span class=w> </span><span class=nx>res</span><span class=p>.</span><span class=nx>status</span><span class=p>(</span><span class=mf>500</span><span class=p>).</span><span class=nx>json</span><span class=p>({</span>
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</span><span id=__span-2-13><a id=__codelineno-2-13 name=__codelineno-2-13 href=#__codelineno-2-13></a><span class=w> </span><span class=nx>success</span><span class=o>:</span><span class=w> </span><span class=kt>false</span><span class=p>,</span>
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</span><span id=__span-2-14><a id=__codelineno-2-14 name=__codelineno-2-14 href=#__codelineno-2-14></a><span class=w> </span><span class=nx>message</span><span class=o>:</span><span class=w> </span><span class=kt>error.message</span>
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</span><span id=__span-2-15><a id=__codelineno-2-15 name=__codelineno-2-15 href=#__codelineno-2-15></a><span class=w> </span><span class=p>});</span>
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</span><span id=__span-2-16><a id=__codelineno-2-16 name=__codelineno-2-16 href=#__codelineno-2-16></a><span class=w> </span><span class=p>}</span>
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</span><span id=__span-2-17><a id=__codelineno-2-17 name=__codelineno-2-17 href=#__codelineno-2-17></a><span class=p>});</span>
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</span></code></pre></div> <h3 id=websocket-handler>WebSocket Handler</h3> <div class="language-typescript highlight"><pre><span></span><code><span id=__span-3-1><a id=__codelineno-3-1 name=__codelineno-3-1 href=#__codelineno-3-1></a><span class=k>import</span><span class=w> </span><span class=p>{</span><span class=w> </span><span class=nx>WebSocketServer</span><span class=w> </span><span class=p>}</span><span class=w> </span><span class=kr>from</span><span class=w> </span><span class=s1>'ws'</span><span class=p>;</span>
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</span><span id=__span-3-2><a id=__codelineno-3-2 name=__codelineno-3-2 href=#__codelineno-3-2></a><span class=k>import</span><span class=w> </span><span class=p>{</span><span class=w> </span><span class=nx>MyCustomTool</span><span class=w> </span><span class=p>}</span><span class=w> </span><span class=kr>from</span><span class=w> </span><span class=s1>'./my-custom-tool'</span><span class=p>;</span>
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</span><span id=__span-3-3><a id=__codelineno-3-3 name=__codelineno-3-3 href=#__codelineno-3-3></a>
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</span><span id=__span-3-4><a id=__codelineno-3-4 name=__codelineno-3-4 href=#__codelineno-3-4></a><span class=kd>const</span><span class=w> </span><span class=nx>tool</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=ow>new</span><span class=w> </span><span class=nx>MyCustomTool</span><span class=p>();</span>
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</span><span id=__span-3-5><a id=__codelineno-3-5 name=__codelineno-3-5 href=#__codelineno-3-5></a>
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</span><span id=__span-3-6><a id=__codelineno-3-6 name=__codelineno-3-6 href=#__codelineno-3-6></a><span class=nx>wss</span><span class=p>.</span><span class=nx>on</span><span class=p>(</span><span class=s1>'connection'</span><span class=p>,</span><span class=w> </span><span class=p>(</span><span class=nx>ws</span><span class=p>)</span><span class=w> </span><span class=p>=></span><span class=w> </span><span class=p>{</span>
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</span><span id=__span-3-7><a id=__codelineno-3-7 name=__codelineno-3-7 href=#__codelineno-3-7></a><span class=w> </span><span class=nx>ws</span><span class=p>.</span><span class=nx>on</span><span class=p>(</span><span class=s1>'message'</span><span class=p>,</span><span class=w> </span><span class=k>async</span><span class=w> </span><span class=p>(</span><span class=nx>message</span><span class=p>)</span><span class=w> </span><span class=p>=></span><span class=w> </span><span class=p>{</span>
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</span><span id=__span-3-8><a id=__codelineno-3-8 name=__codelineno-3-8 href=#__codelineno-3-8></a><span class=w> </span><span class=kd>const</span><span class=w> </span><span class=p>{</span><span class=w> </span><span class=kr>type</span><span class=p>,</span><span class=w> </span><span class=nx>params</span><span class=w> </span><span class=p>}</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=nb>JSON</span><span class=p>.</span><span class=nx>parse</span><span class=p>(</span><span class=nx>message</span><span class=p>);</span>
|
|
</span><span id=__span-3-9><a id=__codelineno-3-9 name=__codelineno-3-9 href=#__codelineno-3-9></a><span class=w> </span><span class=k>if</span><span class=w> </span><span class=p>(</span><span class=kr>type</span><span class=w> </span><span class=o>===</span><span class=w> </span><span class=s1>'my_custom_tool'</span><span class=p>)</span><span class=w> </span><span class=p>{</span>
|
|
</span><span id=__span-3-10><a id=__codelineno-3-10 name=__codelineno-3-10 href=#__codelineno-3-10></a><span class=w> </span><span class=kd>const</span><span class=w> </span><span class=nx>result</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=k>await</span><span class=w> </span><span class=nx>tool</span><span class=p>.</span><span class=nx>execute</span><span class=p>(</span><span class=nx>params</span><span class=p>);</span>
|
|
</span><span id=__span-3-11><a id=__codelineno-3-11 name=__codelineno-3-11 href=#__codelineno-3-11></a><span class=w> </span><span class=nx>ws</span><span class=p>.</span><span class=nx>send</span><span class=p>(</span><span class=nb>JSON</span><span class=p>.</span><span class=nx>stringify</span><span class=p>(</span><span class=nx>result</span><span class=p>));</span>
|
|
</span><span id=__span-3-12><a id=__codelineno-3-12 name=__codelineno-3-12 href=#__codelineno-3-12></a><span class=w> </span><span class=p>}</span>
|
|
</span><span id=__span-3-13><a id=__codelineno-3-13 name=__codelineno-3-13 href=#__codelineno-3-13></a><span class=w> </span><span class=p>});</span>
|
|
</span><span id=__span-3-14><a id=__codelineno-3-14 name=__codelineno-3-14 href=#__codelineno-3-14></a><span class=p>});</span>
|
|
</span></code></pre></div> <h2 id=error-handling>Error Handling</h2> <div class="language-typescript highlight"><pre><span></span><code><span id=__span-4-1><a id=__codelineno-4-1 name=__codelineno-4-1 href=#__codelineno-4-1></a><span class=kd>class</span><span class=w> </span><span class=nx>ToolError</span><span class=w> </span><span class=k>extends</span><span class=w> </span><span class=ne>Error</span><span class=w> </span><span class=p>{</span>
|
|
</span><span id=__span-4-2><a id=__codelineno-4-2 name=__codelineno-4-2 href=#__codelineno-4-2></a><span class=w> </span><span class=kr>constructor</span><span class=p>(</span>
|
|
</span><span id=__span-4-3><a id=__codelineno-4-3 name=__codelineno-4-3 href=#__codelineno-4-3></a><span class=w> </span><span class=nx>message</span><span class=o>:</span><span class=w> </span><span class=kt>string</span><span class=p>,</span>
|
|
</span><span id=__span-4-4><a id=__codelineno-4-4 name=__codelineno-4-4 href=#__codelineno-4-4></a><span class=w> </span><span class=k>public</span><span class=w> </span><span class=nx>code</span><span class=o>:</span><span class=w> </span><span class=kt>string</span><span class=p>,</span>
|
|
</span><span id=__span-4-5><a id=__codelineno-4-5 name=__codelineno-4-5 href=#__codelineno-4-5></a><span class=w> </span><span class=k>public</span><span class=w> </span><span class=nx>status</span><span class=o>:</span><span class=w> </span><span class=kt>number</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=mf>500</span>
|
|
</span><span id=__span-4-6><a id=__codelineno-4-6 name=__codelineno-4-6 href=#__codelineno-4-6></a><span class=w> </span><span class=p>)</span><span class=w> </span><span class=p>{</span>
|
|
</span><span id=__span-4-7><a id=__codelineno-4-7 name=__codelineno-4-7 href=#__codelineno-4-7></a><span class=w> </span><span class=k>super</span><span class=p>(</span><span class=nx>message</span><span class=p>);</span>
|
|
</span><span id=__span-4-8><a id=__codelineno-4-8 name=__codelineno-4-8 href=#__codelineno-4-8></a><span class=w> </span><span class=k>this</span><span class=p>.</span><span class=nx>name</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=s1>'ToolError'</span><span class=p>;</span>
|
|
</span><span id=__span-4-9><a id=__codelineno-4-9 name=__codelineno-4-9 href=#__codelineno-4-9></a><span class=w> </span><span class=p>}</span>
|
|
</span><span id=__span-4-10><a id=__codelineno-4-10 name=__codelineno-4-10 href=#__codelineno-4-10></a><span class=p>}</span>
|
|
</span><span id=__span-4-11><a id=__codelineno-4-11 name=__codelineno-4-11 href=#__codelineno-4-11></a>
|
|
</span><span id=__span-4-12><a id=__codelineno-4-12 name=__codelineno-4-12 href=#__codelineno-4-12></a><span class=c1>// Usage in tool</span>
|
|
</span><span id=__span-4-13><a id=__codelineno-4-13 name=__codelineno-4-13 href=#__codelineno-4-13></a><span class=k>async</span><span class=w> </span><span class=nx>execute</span><span class=p>(</span><span class=nx>params</span><span class=o>:</span><span class=w> </span><span class=kt>any</span><span class=p>)</span><span class=o>:</span><span class=w> </span><span class=nb>Promise</span><span class=o><</span><span class=nx>ToolResult</span><span class=o>></span><span class=w> </span><span class=p>{</span>
|
|
</span><span id=__span-4-14><a id=__codelineno-4-14 name=__codelineno-4-14 href=#__codelineno-4-14></a><span class=w> </span><span class=k>try</span><span class=w> </span><span class=p>{</span>
|
|
</span><span id=__span-4-15><a id=__codelineno-4-15 name=__codelineno-4-15 href=#__codelineno-4-15></a><span class=w> </span><span class=c1>// Tool implementation</span>
|
|
</span><span id=__span-4-16><a id=__codelineno-4-16 name=__codelineno-4-16 href=#__codelineno-4-16></a><span class=w> </span><span class=p>}</span><span class=w> </span><span class=k>catch</span><span class=w> </span><span class=p>(</span><span class=nx>error</span><span class=p>)</span><span class=w> </span><span class=p>{</span>
|
|
</span><span id=__span-4-17><a id=__codelineno-4-17 name=__codelineno-4-17 href=#__codelineno-4-17></a><span class=w> </span><span class=k>throw</span><span class=w> </span><span class=ow>new</span><span class=w> </span><span class=nx>ToolError</span><span class=p>(</span>
|
|
</span><span id=__span-4-18><a id=__codelineno-4-18 name=__codelineno-4-18 href=#__codelineno-4-18></a><span class=w> </span><span class=s1>'Operation failed'</span><span class=p>,</span>
|
|
</span><span id=__span-4-19><a id=__codelineno-4-19 name=__codelineno-4-19 href=#__codelineno-4-19></a><span class=w> </span><span class=s1>'TOOL_ERROR'</span><span class=p>,</span>
|
|
</span><span id=__span-4-20><a id=__codelineno-4-20 name=__codelineno-4-20 href=#__codelineno-4-20></a><span class=w> </span><span class=mf>500</span>
|
|
</span><span id=__span-4-21><a id=__codelineno-4-21 name=__codelineno-4-21 href=#__codelineno-4-21></a><span class=w> </span><span class=p>);</span>
|
|
</span><span id=__span-4-22><a id=__codelineno-4-22 name=__codelineno-4-22 href=#__codelineno-4-22></a><span class=w> </span><span class=p>}</span>
|
|
</span><span id=__span-4-23><a id=__codelineno-4-23 name=__codelineno-4-23 href=#__codelineno-4-23></a><span class=p>}</span>
|
|
</span></code></pre></div> <h2 id=testing>Testing</h2> <div class="language-typescript highlight"><pre><span></span><code><span id=__span-5-1><a id=__codelineno-5-1 name=__codelineno-5-1 href=#__codelineno-5-1></a><span class=k>import</span><span class=w> </span><span class=p>{</span><span class=w> </span><span class=nx>MyCustomTool</span><span class=w> </span><span class=p>}</span><span class=w> </span><span class=kr>from</span><span class=w> </span><span class=s1>'./my-custom-tool'</span><span class=p>;</span>
|
|
</span><span id=__span-5-2><a id=__codelineno-5-2 name=__codelineno-5-2 href=#__codelineno-5-2></a>
|
|
</span><span id=__span-5-3><a id=__codelineno-5-3 name=__codelineno-5-3 href=#__codelineno-5-3></a><span class=nx>describe</span><span class=p>(</span><span class=s1>'MyCustomTool'</span><span class=p>,</span><span class=w> </span><span class=p>()</span><span class=w> </span><span class=p>=></span><span class=w> </span><span class=p>{</span>
|
|
</span><span id=__span-5-4><a id=__codelineno-5-4 name=__codelineno-5-4 href=#__codelineno-5-4></a><span class=w> </span><span class=kd>let</span><span class=w> </span><span class=nx>tool</span><span class=o>:</span><span class=w> </span><span class=kt>MyCustomTool</span><span class=p>;</span>
|
|
</span><span id=__span-5-5><a id=__codelineno-5-5 name=__codelineno-5-5 href=#__codelineno-5-5></a>
|
|
</span><span id=__span-5-6><a id=__codelineno-5-6 name=__codelineno-5-6 href=#__codelineno-5-6></a><span class=w> </span><span class=nx>beforeEach</span><span class=p>(()</span><span class=w> </span><span class=p>=></span><span class=w> </span><span class=p>{</span>
|
|
</span><span id=__span-5-7><a id=__codelineno-5-7 name=__codelineno-5-7 href=#__codelineno-5-7></a><span class=w> </span><span class=nx>tool</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=ow>new</span><span class=w> </span><span class=nx>MyCustomTool</span><span class=p>();</span>
|
|
</span><span id=__span-5-8><a id=__codelineno-5-8 name=__codelineno-5-8 href=#__codelineno-5-8></a><span class=w> </span><span class=p>});</span>
|
|
</span><span id=__span-5-9><a id=__codelineno-5-9 name=__codelineno-5-9 href=#__codelineno-5-9></a>
|
|
</span><span id=__span-5-10><a id=__codelineno-5-10 name=__codelineno-5-10 href=#__codelineno-5-10></a><span class=w> </span><span class=nx>it</span><span class=p>(</span><span class=s1>'should execute successfully'</span><span class=p>,</span><span class=w> </span><span class=k>async</span><span class=w> </span><span class=p>()</span><span class=w> </span><span class=p>=></span><span class=w> </span><span class=p>{</span>
|
|
</span><span id=__span-5-11><a id=__codelineno-5-11 name=__codelineno-5-11 href=#__codelineno-5-11></a><span class=w> </span><span class=kd>const</span><span class=w> </span><span class=nx>result</span><span class=w> </span><span class=o>=</span><span class=w> </span><span class=k>await</span><span class=w> </span><span class=nx>tool</span><span class=p>.</span><span class=nx>execute</span><span class=p>({</span>
|
|
</span><span id=__span-5-12><a id=__codelineno-5-12 name=__codelineno-5-12 href=#__codelineno-5-12></a><span class=w> </span><span class=c1>// Test parameters</span>
|
|
</span><span id=__span-5-13><a id=__codelineno-5-13 name=__codelineno-5-13 href=#__codelineno-5-13></a><span class=w> </span><span class=p>});</span>
|
|
</span><span id=__span-5-14><a id=__codelineno-5-14 name=__codelineno-5-14 href=#__codelineno-5-14></a><span class=w> </span><span class=nx>expect</span><span class=p>(</span><span class=nx>result</span><span class=p>.</span><span class=nx>success</span><span class=p>).</span><span class=nx>toBe</span><span class=p>(</span><span class=kc>true</span><span class=p>);</span>
|
|
</span><span id=__span-5-15><a id=__codelineno-5-15 name=__codelineno-5-15 href=#__codelineno-5-15></a><span class=w> </span><span class=p>});</span>
|
|
</span><span id=__span-5-16><a id=__codelineno-5-16 name=__codelineno-5-16 href=#__codelineno-5-16></a>
|
|
</span><span id=__span-5-17><a id=__codelineno-5-17 name=__codelineno-5-17 href=#__codelineno-5-17></a><span class=w> </span><span class=nx>it</span><span class=p>(</span><span class=s1>'should handle errors'</span><span class=p>,</span><span class=w> </span><span class=k>async</span><span class=w> </span><span class=p>()</span><span class=w> </span><span class=p>=></span><span class=w> </span><span class=p>{</span>
|
|
</span><span id=__span-5-18><a id=__codelineno-5-18 name=__codelineno-5-18 href=#__codelineno-5-18></a><span class=w> </span><span class=c1>// Error test cases</span>
|
|
</span><span id=__span-5-19><a id=__codelineno-5-19 name=__codelineno-5-19 href=#__codelineno-5-19></a><span class=w> </span><span class=p>});</span>
|
|
</span><span id=__span-5-20><a id=__codelineno-5-20 name=__codelineno-5-20 href=#__codelineno-5-20></a><span class=p>});</span>
|
|
</span></code></pre></div> <h2 id=documentation>Documentation</h2> <ol> <li>Create tool documentation in <code>docs/tools/category/tool-name.md</code></li> <li>Update <code>tools/tools.md</code> with tool reference</li> <li>Add tool to navigation in <code>mkdocs.yml</code></li> </ol> <h3 id=documentation-template>Documentation Template</h3> <div class="language-markdown highlight"><pre><span></span><code><span id=__span-6-1><a id=__codelineno-6-1 name=__codelineno-6-1 href=#__codelineno-6-1></a><span class=gh># Tool Name</span>
|
|
</span><span id=__span-6-2><a id=__codelineno-6-2 name=__codelineno-6-2 href=#__codelineno-6-2></a>
|
|
</span><span id=__span-6-3><a id=__codelineno-6-3 name=__codelineno-6-3 href=#__codelineno-6-3></a>Description of the tool.
|
|
</span><span id=__span-6-4><a id=__codelineno-6-4 name=__codelineno-6-4 href=#__codelineno-6-4></a>
|
|
</span><span id=__span-6-5><a id=__codelineno-6-5 name=__codelineno-6-5 href=#__codelineno-6-5></a><span class=gu>## Features</span>
|
|
</span><span id=__span-6-6><a id=__codelineno-6-6 name=__codelineno-6-6 href=#__codelineno-6-6></a>
|
|
</span><span id=__span-6-7><a id=__codelineno-6-7 name=__codelineno-6-7 href=#__codelineno-6-7></a><span class=k>-</span><span class=w> </span>Feature 1
|
|
</span><span id=__span-6-8><a id=__codelineno-6-8 name=__codelineno-6-8 href=#__codelineno-6-8></a><span class=k>-</span><span class=w> </span>Feature 2
|
|
</span><span id=__span-6-9><a id=__codelineno-6-9 name=__codelineno-6-9 href=#__codelineno-6-9></a>
|
|
</span><span id=__span-6-10><a id=__codelineno-6-10 name=__codelineno-6-10 href=#__codelineno-6-10></a><span class=gu>## Usage</span>
|
|
</span><span id=__span-6-11><a id=__codelineno-6-11 name=__codelineno-6-11 href=#__codelineno-6-11></a>
|
|
</span><span id=__span-6-12><a id=__codelineno-6-12 name=__codelineno-6-12 href=#__codelineno-6-12></a><span class=gu>### REST API</span>
|
|
</span><span id=__span-6-13><a id=__codelineno-6-13 name=__codelineno-6-13 href=#__codelineno-6-13></a>
|
|
</span><span id=__span-6-14><a id=__codelineno-6-14 name=__codelineno-6-14 href=#__codelineno-6-14></a>```typescript
|
|
</span><span id=__span-6-15><a id=__codelineno-6-15 name=__codelineno-6-15 href=#__codelineno-6-15></a>// API endpoints
|
|
</span></code></pre></div> <h3 id=websocket>WebSocket</h3> <div class="language-typescript highlight"><pre><span></span><code><span id=__span-7-1><a id=__codelineno-7-1 name=__codelineno-7-1 href=#__codelineno-7-1></a><span class=c1>// WebSocket usage</span>
|
|
</span></code></pre></div> <h2 id=examples>Examples</h2> <h3 id=example-1>Example 1</h3> <div class="language-typescript highlight"><pre><span></span><code><span id=__span-8-1><a id=__codelineno-8-1 name=__codelineno-8-1 href=#__codelineno-8-1></a><span class=c1>// Usage example</span>
|
|
</span></code></pre></div> <h2 id=response-format>Response Format</h2> <p><div class="language-json highlight"><pre><span></span><code><span id=__span-9-1><a id=__codelineno-9-1 name=__codelineno-9-1 href=#__codelineno-9-1></a><span class=p>{</span>
|
|
</span><span id=__span-9-2><a id=__codelineno-9-2 name=__codelineno-9-2 href=#__codelineno-9-2></a><span class=w> </span><span class=nt>"success"</span><span class=p>:</span><span class=w> </span><span class=kc>true</span><span class=p>,</span>
|
|
</span><span id=__span-9-3><a id=__codelineno-9-3 name=__codelineno-9-3 href=#__codelineno-9-3></a><span class=w> </span><span class=nt>"data"</span><span class=p>:</span><span class=w> </span><span class=p>{</span>
|
|
</span><span id=__span-9-4><a id=__codelineno-9-4 name=__codelineno-9-4 href=#__codelineno-9-4></a><span class=w> </span><span class=c1>// Response data structure</span>
|
|
</span><span id=__span-9-5><a id=__codelineno-9-5 name=__codelineno-9-5 href=#__codelineno-9-5></a><span class=w> </span><span class=p>}</span>
|
|
</span><span id=__span-9-6><a id=__codelineno-9-6 name=__codelineno-9-6 href=#__codelineno-9-6></a><span class=p>}</span>
|
|
</span></code></pre></div> ```</p> <h2 id=best-practices>Best Practices</h2> <ol> <li>Follow consistent naming conventions</li> <li>Implement proper error handling</li> <li>Add comprehensive documentation</li> <li>Write thorough tests</li> <li>Use TypeScript for type safety</li> <li>Follow SOLID principles</li> <li>Implement rate limiting</li> <li>Add proper logging</li> </ol> <h2 id=see-also>See Also</h2> <ul> <li><a href=interfaces.html>Interface Documentation</a></li> <li><a href=best-practices.html>Best Practices</a></li> <li><a href=../testing.html>Testing Guide</a> </li> </ul> <aside class=md-source-file> <span class=md-source-file__fact> <span class=md-icon title="Last update"> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 24 24"><path d="M21 13.1c-.1 0-.3.1-.4.2l-1 1 2.1 2.1 1-1c.2-.2.2-.6 0-.8l-1.3-1.3c-.1-.1-.2-.2-.4-.2m-1.9 1.8-6.1 6V23h2.1l6.1-6.1zM12.5 7v5.2l4 2.4-1 1L11 13V7zM11 21.9c-5.1-.5-9-4.8-9-9.9C2 6.5 6.5 2 12 2c5.3 0 9.6 4.1 10 9.3-.3-.1-.6-.2-1-.2s-.7.1-1 .2C19.6 7.2 16.2 4 12 4c-4.4 0-8 3.6-8 8 0 4.1 3.1 7.5 7.1 7.9l-.1.2z"/></svg> </span> <span class="git-revision-date-localized-plugin git-revision-date-localized-plugin-date">February 5, 2025</span> </span> <span class=md-source-file__fact> <span class=md-icon title=Created> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 24 24"><path d="M14.47 15.08 11 13V7h1.5v5.25l3.08 1.83c-.41.28-.79.62-1.11 1m-1.39 4.84c-.36.05-.71.08-1.08.08-4.42 0-8-3.58-8-8s3.58-8 8-8 8 3.58 8 8c0 .37-.03.72-.08 1.08.69.1 1.33.32 1.92.64.1-.56.16-1.13.16-1.72 0-5.5-4.5-10-10-10S2 6.5 2 12s4.47 10 10 10c.59 0 1.16-.06 1.72-.16-.32-.59-.54-1.23-.64-1.92M18 15v3h-3v2h3v3h2v-3h3v-2h-3v-3z"/></svg> </span> <span class="git-revision-date-localized-plugin git-revision-date-localized-plugin-date">February 5, 2025</span> </span> </aside> <form class=md-feedback name=feedback hidden> <fieldset> <legend class=md-feedback__title> Was this page helpful? </legend> <div class=md-feedback__inner> <div class=md-feedback__list> <button class="md-feedback__icon md-icon" type=submit title="This page was helpful" data-md-value=1> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 24 24"><path d="M20 12a8 8 0 0 0-8-8 8 8 0 0 0-8 8 8 8 0 0 0 8 8 8 8 0 0 0 8-8m2 0a10 10 0 0 1-10 10A10 10 0 0 1 2 12 10 10 0 0 1 12 2a10 10 0 0 1 10 10M10 9.5c0 .8-.7 1.5-1.5 1.5S7 10.3 7 9.5 7.7 8 8.5 8s1.5.7 1.5 1.5m7 0c0 .8-.7 1.5-1.5 1.5S14 10.3 14 9.5 14.7 8 15.5 8s1.5.7 1.5 1.5m-5 7.73c-1.75 0-3.29-.73-4.19-1.81L9.23 14c.45.72 1.52 1.23 2.77 1.23s2.32-.51 2.77-1.23l1.42 1.42c-.9 1.08-2.44 1.81-4.19 1.81"/></svg> </button> <button class="md-feedback__icon md-icon" type=submit title="This page could be improved" data-md-value=0> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 24 24"><path d="M20 12a8 8 0 0 0-8-8 8 8 0 0 0-8 8 8 8 0 0 0 8 8 8 8 0 0 0 8-8m2 0a10 10 0 0 1-10 10A10 10 0 0 1 2 12 10 10 0 0 1 12 2a10 10 0 0 1 10 10m-6.5-4c.8 0 1.5.7 1.5 1.5s-.7 1.5-1.5 1.5-1.5-.7-1.5-1.5.7-1.5 1.5-1.5M10 9.5c0 .8-.7 1.5-1.5 1.5S7 10.3 7 9.5 7.7 8 8.5 8s1.5.7 1.5 1.5m2 4.5c1.75 0 3.29.72 4.19 1.81l-1.42 1.42C14.32 16.5 13.25 16 12 16s-2.32.5-2.77 1.23l-1.42-1.42C8.71 14.72 10.25 14 12 14"/></svg> </button> </div> <div class=md-feedback__note> <div data-md-value=1 hidden> Thanks for your feedback! </div> <div data-md-value=0 hidden> Thanks for your feedback! 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