chore: regenerate context cards after Node 20 floor

AGENTS.md already said Node 20; card:check failed because the
committed HTML still said Node 22.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: Wolfe-Jam

docs/card-dark.html

@@ -108,7 +108,7 @@ <h1>mcp-context-card</h1>
     <div class="ctx-preamble md"><p><code>mcp-context-card</code> is the essential MCP server for a project's <strong>context</strong> (this file), <strong>memory</strong>, and <strong>identity</strong> — usable as your base MCP, or dropped into any existing MCP server as an extension. Discoverable to any MCP client through the two surfaces already in the ecosystem: the Server Card <code>_meta</code> block and <code>ai-catalog.json</code> sibling entries.</p>
 <p><code>read_agents_md</code> serves this file, section by section, over the same MCP connection.</p></div>
     <div class="ctx-body"><details class="ctx-section" id="setup"><summary>Setup</summary><div class="md"><pre><code class="language-bash">npm ci</code></pre>
-<p>Node 22 or newer. No other system dependencies.</p></div></details><details class="ctx-section" id="build"><summary>Build</summary><div class="md"><pre><code class="language-bash">npm run build       # tsc -p tsconfig.build.json  →  dist/
+<p>Node 20 or newer. No other system dependencies.</p></div></details><details class="ctx-section" id="build"><summary>Build</summary><div class="md"><pre><code class="language-bash">npm run build       # tsc -p tsconfig.build.json  →  dist/
 npm run typecheck   # tsc --noEmit over src/ + test/</code></pre></div></details><details class="ctx-section" id="test"><summary>Test</summary><div class="md"><pre><code class="language-bash">npm test              # node:test — every test/*.test.ts
 npm run test:coverage # + the coverage gate (lines 90 / funcs 85 / branches 80, src/ only)
 npm run demo          # end to end: all tools over stdio, then over stateless HTTP

docs/card-light.html

@@ -108,7 +108,7 @@ <h1>mcp-context-card</h1>
     <div class="ctx-preamble md"><p><code>mcp-context-card</code> is the essential MCP server for a project's <strong>context</strong> (this file), <strong>memory</strong>, and <strong>identity</strong> — usable as your base MCP, or dropped into any existing MCP server as an extension. Discoverable to any MCP client through the two surfaces already in the ecosystem: the Server Card <code>_meta</code> block and <code>ai-catalog.json</code> sibling entries.</p>
 <p><code>read_agents_md</code> serves this file, section by section, over the same MCP connection.</p></div>
     <div class="ctx-body"><details class="ctx-section" id="setup"><summary>Setup</summary><div class="md"><pre><code class="language-bash">npm ci</code></pre>
-<p>Node 22 or newer. No other system dependencies.</p></div></details><details class="ctx-section" id="build"><summary>Build</summary><div class="md"><pre><code class="language-bash">npm run build       # tsc -p tsconfig.build.json  →  dist/
+<p>Node 20 or newer. No other system dependencies.</p></div></details><details class="ctx-section" id="build"><summary>Build</summary><div class="md"><pre><code class="language-bash">npm run build       # tsc -p tsconfig.build.json  →  dist/
 npm run typecheck   # tsc --noEmit over src/ + test/</code></pre></div></details><details class="ctx-section" id="test"><summary>Test</summary><div class="md"><pre><code class="language-bash">npm test              # node:test — every test/*.test.ts
 npm run test:coverage # + the coverage gate (lines 90 / funcs 85 / branches 80, src/ only)
 npm run demo          # end to end: all tools over stdio, then over stateless HTTP

docs/card.html

@@ -108,7 +108,7 @@ <h1>mcp-context-card</h1>
     <div class="ctx-preamble md"><p><code>mcp-context-card</code> is the essential MCP server for a project's <strong>context</strong> (this file), <strong>memory</strong>, and <strong>identity</strong> — usable as your base MCP, or dropped into any existing MCP server as an extension. Discoverable to any MCP client through the two surfaces already in the ecosystem: the Server Card <code>_meta</code> block and <code>ai-catalog.json</code> sibling entries.</p>
 <p><code>read_agents_md</code> serves this file, section by section, over the same MCP connection.</p></div>
     <div class="ctx-body"><details class="ctx-section" id="setup"><summary>Setup</summary><div class="md"><pre><code class="language-bash">npm ci</code></pre>
-<p>Node 22 or newer. No other system dependencies.</p></div></details><details class="ctx-section" id="build"><summary>Build</summary><div class="md"><pre><code class="language-bash">npm run build       # tsc -p tsconfig.build.json  →  dist/
+<p>Node 20 or newer. No other system dependencies.</p></div></details><details class="ctx-section" id="build"><summary>Build</summary><div class="md"><pre><code class="language-bash">npm run build       # tsc -p tsconfig.build.json  →  dist/
 npm run typecheck   # tsc --noEmit over src/ + test/</code></pre></div></details><details class="ctx-section" id="test"><summary>Test</summary><div class="md"><pre><code class="language-bash">npm test              # node:test — every test/*.test.ts
 npm run test:coverage # + the coverage gate (lines 90 / funcs 85 / branches 80, src/ only)
 npm run demo          # end to end: all tools over stdio, then over stateless HTTP

docs/index.html

@@ -108,7 +108,7 @@ <h1>mcp-context-card</h1>
     <div class="ctx-preamble md"><p><code>mcp-context-card</code> is the essential MCP server for a project's <strong>context</strong> (this file), <strong>memory</strong>, and <strong>identity</strong> — usable as your base MCP, or dropped into any existing MCP server as an extension. Discoverable to any MCP client through the two surfaces already in the ecosystem: the Server Card <code>_meta</code> block and <code>ai-catalog.json</code> sibling entries.</p>
 <p><code>read_agents_md</code> serves this file, section by section, over the same MCP connection.</p></div>
     <div class="ctx-body"><details class="ctx-section" id="setup"><summary>Setup</summary><div class="md"><pre><code class="language-bash">npm ci</code></pre>
-<p>Node 22 or newer. No other system dependencies.</p></div></details><details class="ctx-section" id="build"><summary>Build</summary><div class="md"><pre><code class="language-bash">npm run build       # tsc -p tsconfig.build.json  →  dist/
+<p>Node 20 or newer. No other system dependencies.</p></div></details><details class="ctx-section" id="build"><summary>Build</summary><div class="md"><pre><code class="language-bash">npm run build       # tsc -p tsconfig.build.json  →  dist/
 npm run typecheck   # tsc --noEmit over src/ + test/</code></pre></div></details><details class="ctx-section" id="test"><summary>Test</summary><div class="md"><pre><code class="language-bash">npm test              # node:test — every test/*.test.ts
 npm run test:coverage # + the coverage gate (lines 90 / funcs 85 / branches 80, src/ only)
 npm run demo          # end to end: all tools over stdio, then over stateless HTTP