nomad-mcp-pack/index.html at master · leefowlercu/nomad-mcp-pack · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>nomad-mcp-pack Architecture Diagram</title>
  <style>
    * { box-sizing: border-box; margin: 0; padding: 0; }

    :root {
      --bg-primary: #0d1117;
      --bg-secondary: #161b22;
      --bg-tertiary: #21262d;
      --border-color: #30363d;
      --text-primary: #e6edf3;
      --text-secondary: #8b949e;
      --text-muted: #6e7681;
      --accent-blue: #58a6ff;
      --accent-green: #3fb950;
      --accent-purple: #a371f7;
      --accent-orange: #d29922;
      --accent-red: #f85149;
      --accent-cyan: #79c0ff;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
      background: var(--bg-primary);
      color: var(--text-primary);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

    .container {
      display: flex;
      flex: 1;
      overflow: hidden;
    }

    .controls {
      width: 320px;
      min-width: 320px;
      background: var(--bg-secondary);
      border-right: 1px solid var(--border-color);
      overflow-y: auto;
      padding: 16px;
    }

    .preview {
      flex: 1;
      overflow: auto;
      padding: 24px;
      display: flex;
      justify-content: center;
      align-items: flex-start;
    }

    h1 {
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 16px;
      color: var(--text-primary);
    }

    .section {
      margin-bottom: 20px;
    }

    .section-title {
      font-size: 12px;
      font-weight: 600;
      text-transform: uppercase;
      color: var(--text-secondary);
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }

    .control-group {
      margin-bottom: 12px;
    }

    .control-group label {
      display: block;
      font-size: 13px;
      color: var(--text-secondary);
      margin-bottom: 6px;
    }

    .checkbox-group {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 8px;
    }

    .checkbox-group input[type="checkbox"] {
      width: 16px;
      height: 16px;
      accent-color: var(--accent-blue);
    }

    .checkbox-group label {
      font-size: 13px;
      color: var(--text-primary);
      cursor: pointer;
    }

    select {
      width: 100%;
      padding: 8px 10px;
      background: var(--bg-tertiary);
      border: 1px solid var(--border-color);
      border-radius: 6px;
      color: var(--text-primary);
      font-size: 13px;
    }

    select:focus {
      outline: none;
      border-color: var(--accent-blue);
    }

    .preset-buttons {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .preset-btn {
      padding: 6px 12px;
      background: var(--bg-tertiary);
      border: 1px solid var(--border-color);
      border-radius: 6px;
      color: var(--text-primary);
      font-size: 12px;
      cursor: pointer;
      transition: all 0.15s ease;
    }

    .preset-btn:hover {
      background: var(--border-color);
      border-color: var(--accent-blue);
    }

    .preset-btn.active {
      background: var(--accent-blue);
      border-color: var(--accent-blue);
      color: #fff;
    }

    .prompt-area {
      background: var(--bg-secondary);
      border-top: 1px solid var(--border-color);
      padding: 16px;
    }

    .prompt-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 12px;
    }

    .prompt-title {
      font-size: 12px;
      font-weight: 600;
      text-transform: uppercase;
      color: var(--text-secondary);
      letter-spacing: 0.5px;
    }

    .copy-btn {
      padding: 6px 12px;
      background: var(--accent-green);
      border: none;
      border-radius: 6px;
      color: #fff;
      font-size: 12px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.15s ease;
    }

    .copy-btn:hover {
      opacity: 0.9;
    }

    .copy-btn.copied {
      background: var(--accent-purple);
    }

    .prompt-content {
      font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Mono', monospace;
      font-size: 12px;
      line-height: 1.5;
      color: var(--text-primary);
      background: var(--bg-tertiary);
      padding: 12px;
      border-radius: 6px;
      white-space: pre-wrap;
      max-height: 150px;
      overflow-y: auto;
    }

    /* Diagram Styles */
    .diagram {
      min-width: 1100px;
      min-height: 800px;
    }

    .layer {
      margin-bottom: 24px;
    }

    .layer-label {
      font-size: 11px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--text-muted);
      margin-bottom: 12px;
      padding-left: 8px;
    }

    .layer-content {
      display: flex;
      justify-content: center;
      gap: 32px;
      flex-wrap: wrap;
    }

    .node {
      background: var(--bg-secondary);
      border: 2px solid var(--border-color);
      border-radius: 12px;
      padding: 16px 20px;
      min-width: 180px;
      text-align: center;
      position: relative;
      transition: all 0.2s ease;
    }

    .node:hover {
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    }

    .node.highlight {
      border-color: var(--accent-blue);
      box-shadow: 0 0 20px rgba(88, 166, 255, 0.2);
    }

    .node-icon {
      font-size: 28px;
      margin-bottom: 8px;
    }

    .node-title {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 4px;
    }

    .node-subtitle {
      font-size: 11px;
      color: var(--text-secondary);
    }

    .node-badge {
      position: absolute;
      top: -8px;
      right: -8px;
      background: var(--accent-blue);
      color: #fff;
      font-size: 10px;
      font-weight: 600;
      padding: 2px 8px;
      border-radius: 10px;
    }

    /* Color coding for different node types */
    .node.publisher { border-color: var(--accent-purple); }
    .node.publisher .node-badge { background: var(--accent-purple); }

    .node.registry { border-color: var(--accent-orange); }
    .node.registry .node-badge { background: var(--accent-orange); }

    .node.cli { border-color: var(--accent-green); }
    .node.cli .node-badge { background: var(--accent-green); }

    .node.nomad { border-color: var(--accent-cyan); }
    .node.nomad .node-badge { background: var(--accent-cyan); }

    .node.operator { border-color: var(--accent-red); }
    .node.operator .node-badge { background: var(--accent-red); }

    /* Connection arrows */
    .connections {
      display: flex;
      justify-content: center;
      margin: 16px 0;
      gap: 60px;
    }

    .arrow {
      display: flex;
      flex-direction: column;
      align-items: center;
      color: var(--text-muted);
    }

    .arrow-line {
      width: 2px;
      height: 40px;
      background: linear-gradient(to bottom, var(--border-color), var(--text-muted));
      position: relative;
    }

    .arrow-line::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      border-left: 6px solid transparent;
      border-right: 6px solid transparent;
      border-top: 8px solid var(--text-muted);
    }

    .arrow-label {
      font-size: 10px;
      font-weight: 500;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      margin-top: 8px;
      padding: 4px 10px;
      background: var(--bg-tertiary);
      border-radius: 4px;
    }

    /* Detail panel */
    .detail-panel {
      margin-top: 24px;
      background: var(--bg-secondary);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 20px;
      max-width: 900px;
    }

    .detail-title {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 16px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .detail-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 16px;
    }

    .detail-item {
      background: var(--bg-tertiary);
      border-radius: 8px;
      padding: 12px;
    }

    .detail-item-title {
      font-size: 11px;
      font-weight: 600;
      color: var(--text-secondary);
      text-transform: uppercase;
      margin-bottom: 6px;
    }

    .detail-item-content {
      font-size: 12px;
      color: var(--text-primary);
      line-height: 1.5;
    }

    .detail-item-content code {
      font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
      background: var(--bg-primary);
      padding: 2px 6px;
      border-radius: 4px;
      font-size: 11px;
    }

    /* Flow indicators */
    .flow-number {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 20px;
      height: 20px;
      background: var(--accent-blue);
      color: #fff;
      font-size: 11px;
      font-weight: 600;
      border-radius: 50%;
      margin-right: 6px;
    }

    .hidden { display: none !important; }

    /* Internal structure diagram */
    .internal-structure {
      background: var(--bg-tertiary);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 16px;
      margin-top: 16px;
    }

    .package-tree {
      font-family: 'SF Mono', 'Monaco', monospace;
      font-size: 12px;
      color: var(--text-secondary);
      line-height: 1.8;
    }

    .package-tree .folder {
      color: var(--accent-orange);
    }

    .package-tree .file {
      color: var(--text-primary);
    }

    .package-tree .comment {
      color: var(--text-muted);
      font-style: italic;
    }
  </style>
</head>
<body>
  <div class="container">
    <div class="controls">
      <h1>Architecture Explorer</h1>

      <div class="section">
        <div class="section-title">Presets</div>
        <div class="preset-buttons">
          <button class="preset-btn active" data-preset="full">Full System</button>
          <button class="preset-btn" data-preset="publisher">Publisher Flow</button>
          <button class="preset-btn" data-preset="consumer">Consumer Flow</button>
          <button class="preset-btn" data-preset="internal">CLI Internals</button>
        </div>
      </div>

      <div class="section">
        <div class="section-title">Visible Layers</div>
        <div class="checkbox-group">
          <input type="checkbox" id="showPublishers" checked>
          <label for="showPublishers">MCP Server Publishers</label>
        </div>
        <div class="checkbox-group">
          <input type="checkbox" id="showRegistry" checked>
          <label for="showRegistry">MCP Registry</label>
        </div>
        <div class="checkbox-group">
          <input type="checkbox" id="showCLI" checked>
          <label for="showCLI">nomad-mcp-pack CLI</label>
        </div>
        <div class="checkbox-group">
          <input type="checkbox" id="showNomad" checked>
          <label for="showNomad">HashiCorp Nomad</label>
        </div>
        <div class="checkbox-group">
          <input type="checkbox" id="showOperators" checked>
          <label for="showOperators">End Users / Operators</label>
        </div>
      </div>

      <div class="section">
        <div class="section-title">Detail Level</div>
        <div class="control-group">
          <select id="detailLevel">
            <option value="overview">Overview</option>
            <option value="components">Show Components</option>
            <option value="dataflow">Show Data Flow</option>
            <option value="internals">Show CLI Internals</option>
          </select>
        </div>
      </div>

      <div class="section">
        <div class="section-title">Highlight</div>
        <div class="control-group">
          <select id="highlight">
            <option value="none">None</option>
            <option value="generate">Generate Command Flow</option>
            <option value="watch">Watch Command Flow</option>
            <option value="publish">Publish Flow</option>
            <option value="deploy">Deploy Flow</option>
          </select>
        </div>
      </div>

      <div class="section">
        <div class="section-title">Package Types</div>
        <div class="checkbox-group">
          <input type="checkbox" id="pkgNpm" checked>
          <label for="pkgNpm">npm (exec driver)</label>
        </div>
        <div class="checkbox-group">
          <input type="checkbox" id="pkgPypi" checked>
          <label for="pkgPypi">pypi (exec driver)</label>
        </div>
        <div class="checkbox-group">
          <input type="checkbox" id="pkgOci" checked>
          <label for="pkgOci">OCI (docker driver)</label>
        </div>
        <div class="checkbox-group">
          <input type="checkbox" id="pkgNuget" checked>
          <label for="pkgNuget">NuGet (exec driver)</label>
        </div>
      </div>
    </div>

    <div class="preview">
      <div class="diagram" id="diagram"></div>
    </div>
  </div>

  <div class="prompt-area">
    <div class="prompt-header">
      <span class="prompt-title">Architecture Description</span>
      <button class="copy-btn" id="copyBtn">Copy</button>
    </div>
    <div class="prompt-content" id="promptOutput"></div>
  </div>

  <script>
    const DEFAULTS = {
      showPublishers: true,
      showRegistry: true,
      showCLI: true,
      showNomad: true,
      showOperators: true,
      detailLevel: 'overview',
      highlight: 'none',
      pkgNpm: true,
      pkgPypi: true,
      pkgOci: true,
      pkgNuget: true
    };

    const state = { ...DEFAULTS };

    function updateAll() {
      renderDiagram();
      updatePrompt();
    }

    function renderDiagram() {
      const diagram = document.getElementById('diagram');
      let html = '';

      // Layer 1: Publishers
      if (state.showPublishers) {
        html += `
          <div class="layer" id="layer-publishers">
            <div class="layer-label">MCP Server Publishers</div>
            <div class="layer-content">
              <div class="node publisher ${state.highlight === 'publish' ? 'highlight' : ''}">
                <div class="node-badge">Author</div>
                <div class="node-icon">👨‍💻</div>
                <div class="node-title">MCP Server Developer</div>
                <div class="node-subtitle">Creates MCP servers</div>
              </div>
              <div class="node publisher ${state.highlight === 'publish' ? 'highlight' : ''}">
                <div class="node-icon">📦</div>
                <div class="node-title">Package Registry</div>
                <div class="node-subtitle">npm / PyPI / OCI / NuGet</div>
              </div>
              <div class="node publisher ${state.highlight === 'publish' ? 'highlight' : ''}">
                <div class="node-icon">🔧</div>
                <div class="node-title">mcp-registry CLI</div>
                <div class="node-subtitle">publish command</div>
              </div>
            </div>
          </div>
        `;
      }

      // Arrow: Publishers -> Registry
      if (state.showPublishers && state.showRegistry) {
        html += `
          <div class="connections">
            <div class="arrow">
              <div class="arrow-line"></div>
              <div class="arrow-label">Publish MCP Server Metadata</div>
            </div>
          </div>
        `;
      }

      // Layer 2: MCP Registry
      if (state.showRegistry) {
        html += `
          <div class="layer" id="layer-registry">
            <div class="layer-label">MCP Registry (registry.modelcontextprotocol.io)</div>
            <div class="layer-content">
              <div class="node registry ${state.highlight === 'publish' || state.highlight === 'generate' || state.highlight === 'watch' ? 'highlight' : ''}">
                <div class="node-badge">Central</div>
                <div class="node-icon">🗂️</div>
                <div class="node-title">MCP Registry API</div>
                <div class="node-subtitle">v0.1 REST API</div>
              </div>
              <div class="node registry">
                <div class="node-icon">📋</div>
                <div class="node-title">Server Catalog</div>
                <div class="node-subtitle">Name, version, packages</div>
              </div>
              <div class="node registry">
                <div class="node-icon">🔍</div>
                <div class="node-title">Search & Filter</div>
                <div class="node-subtitle">By type, transport, status</div>
              </div>
            </div>
          </div>
        `;
      }

      // Arrow: Registry -> CLI
      if (state.showRegistry && state.showCLI) {
        html += `
          <div class="connections">
            <div class="arrow">
              <div class="arrow-line"></div>
              <div class="arrow-label">Query Server Metadata (go-mcp-registry client)</div>
            </div>
          </div>
        `;
      }

      // Layer 3: nomad-mcp-pack CLI
      if (state.showCLI) {
        html += `
          <div class="layer" id="layer-cli">
            <div class="layer-label">nomad-mcp-pack CLI Tool</div>
            <div class="layer-content">
              <div class="node cli ${state.highlight === 'generate' ? 'highlight' : ''}">
                <div class="node-badge">Command</div>
                <div class="node-icon">⚡</div>
                <div class="node-title">generate</div>
                <div class="node-subtitle">One-time pack generation</div>
              </div>
              <div class="node cli ${state.highlight === 'watch' ? 'highlight' : ''}">
                <div class="node-badge">Command</div>
                <div class="node-icon">👁️</div>
                <div class="node-title">watch</div>
                <div class="node-subtitle">Continuous monitoring</div>
              </div>
              <div class="node cli">
                <div class="node-icon">🛠️</div>
                <div class="node-title">Pack Generator</div>
                <div class="node-subtitle">Templates → HCL files</div>
              </div>
            </div>
          </div>
        `;

        // Show CLI internals if selected
        if (state.detailLevel === 'internals') {
          html += `
            <div class="detail-panel">
              <div class="detail-title">📁 CLI Internal Structure</div>
              <div class="internal-structure">
                <div class="package-tree">
<span class="folder">cmd/</span>
├── <span class="file">root.go</span> <span class="comment"># Root command</span>
├── <span class="folder">generate/</span>
│   └── <span class="file">generate.go</span> <span class="comment"># One-time generation</span>
├── <span class="folder">watch/</span>
│   └── <span class="file">watch.go</span> <span class="comment"># Continuous monitoring</span>
└── <span class="folder">version/</span>
    └── <span class="file">version.go</span>

<span class="folder">internal/</span>
├── <span class="folder">generator/</span>
│   ├── <span class="file">generator.go</span> <span class="comment"># Pack generation logic</span>
│   ├── <span class="file">templates.go</span> <span class="comment"># HCL template rendering</span>
│   └── <span class="file">npm.go</span> <span class="comment"># Driver-specific config</span>
├── <span class="folder">server/</span>
│   ├── <span class="file">server.go</span> <span class="comment"># Registry client wrapper</span>
│   └── <span class="file">types.go</span> <span class="comment"># Server spec parsing</span>
├── <span class="folder">watcher/</span>
│   ├── <span class="file">watcher.go</span> <span class="comment"># Polling loop</span>
│   └── <span class="file">state.go</span> <span class="comment"># State persistence</span>
└── <span class="folder">config/</span>
    └── <span class="file">config.go</span> <span class="comment"># Viper configuration</span>
                </div>
              </div>
            </div>
          `;
        }
      }

      // Arrow: CLI -> Nomad Packs
      if (state.showCLI && state.showNomad) {
        html += `
          <div class="connections">
            <div class="arrow">
              <div class="arrow-line"></div>
              <div class="arrow-label">Generate Nomad Pack (HCL templates)</div>
            </div>
          </div>
        `;
      }

      // Layer 4: Nomad Packs Output
      if (state.showNomad) {
        const pkgTypes = [];
        if (state.pkgNpm) pkgTypes.push('npm');
        if (state.pkgPypi) pkgTypes.push('pypi');
        if (state.pkgOci) pkgTypes.push('OCI');
        if (state.pkgNuget) pkgTypes.push('NuGet');

        html += `
          <div class="layer" id="layer-packs">
            <div class="layer-label">Generated Nomad Packs</div>
            <div class="layer-content">
              ${state.pkgNpm ? `
              <div class="node nomad ${state.highlight === 'deploy' ? 'highlight' : ''}">
                <div class="node-badge">exec</div>
                <div class="node-icon">📦</div>
                <div class="node-title">npm Pack</div>
                <div class="node-subtitle">npx execution</div>
              </div>
              ` : ''}
              ${state.pkgPypi ? `
              <div class="node nomad ${state.highlight === 'deploy' ? 'highlight' : ''}">
                <div class="node-badge">exec</div>
                <div class="node-icon">🐍</div>
                <div class="node-title">pypi Pack</div>
                <div class="node-subtitle">uvx execution</div>
              </div>
              ` : ''}
              ${state.pkgOci ? `
              <div class="node nomad ${state.highlight === 'deploy' ? 'highlight' : ''}">
                <div class="node-badge">docker</div>
                <div class="node-icon">🐳</div>
                <div class="node-title">OCI Pack</div>
                <div class="node-subtitle">Container image</div>
              </div>
              ` : ''}
              ${state.pkgNuget ? `
              <div class="node nomad ${state.highlight === 'deploy' ? 'highlight' : ''}">
                <div class="node-badge">exec</div>
                <div class="node-icon">🔷</div>
                <div class="node-title">NuGet Pack</div>
                <div class="node-subtitle">dotnet execution</div>
              </div>
              ` : ''}
            </div>
          </div>
        `;

        // Show pack structure if components detail level
        if (state.detailLevel === 'components' || state.detailLevel === 'internals') {
          html += `
            <div class="detail-panel">
              <div class="detail-title">📄 Generated Pack Structure</div>
              <div class="detail-grid">
                <div class="detail-item">
                  <div class="detail-item-title">metadata.hcl</div>
                  <div class="detail-item-content">Pack name, version, description, and app URL pointing to MCP Registry</div>
                </div>
                <div class="detail-item">
                  <div class="detail-item-title">variables.hcl</div>
                  <div class="detail-item-content">Configurable variables: <code>job_name</code>, <code>datacenters</code>, <code>resources</code>, <code>env_vars</code></div>
                </div>
                <div class="detail-item">
                  <div class="detail-item-title">templates/mcp-server.nomad.tpl</div>
                  <div class="detail-item-content">Nomad job spec with driver config (exec or docker) and transport settings</div>
                </div>
                <div class="detail-item">
                  <div class="detail-item-title">outputs.tpl</div>
                  <div class="detail-item-content">Pack output displaying job name and allocation info</div>
                </div>
              </div>
            </div>
          `;
        }

        // Arrow: Packs -> Nomad Cluster
        html += `
          <div class="connections">
            <div class="arrow">
              <div class="arrow-line"></div>
              <div class="arrow-label">nomad-pack run / plan</div>
            </div>
          </div>
        `;

        // Nomad Cluster
        html += `
          <div class="layer" id="layer-nomad">
            <div class="layer-label">HashiCorp Nomad Cluster</div>
            <div class="layer-content">
              <div class="node nomad ${state.highlight === 'deploy' ? 'highlight' : ''}">
                <div class="node-badge">Server</div>
                <div class="node-icon">🏛️</div>
                <div class="node-title">Nomad Server</div>
                <div class="node-subtitle">Job scheduling</div>
              </div>
              <div class="node nomad ${state.highlight === 'deploy' ? 'highlight' : ''}">
                <div class="node-badge">Client</div>
                <div class="node-icon">💻</div>
                <div class="node-title">Nomad Client</div>
                <div class="node-subtitle">Task execution</div>
              </div>
              <div class="node nomad ${state.highlight === 'deploy' ? 'highlight' : ''}">
                <div class="node-icon">🔌</div>
                <div class="node-title">MCP Server Task</div>
                <div class="node-subtitle">Running allocation</div>
              </div>
            </div>
          </div>
        `;
      }

      // Arrow: Nomad -> Operators
      if (state.showNomad && state.showOperators) {
        html += `
          <div class="connections">
            <div class="arrow">
              <div class="arrow-line"></div>
              <div class="arrow-label">MCP Protocol (stdio/SSE)</div>
            </div>
          </div>
        `;
      }

      // Layer 5: Operators / End Users
      if (state.showOperators) {
        html += `
          <div class="layer" id="layer-operators">
            <div class="layer-label">End Users</div>
            <div class="layer-content">
              <div class="node operator">
                <div class="node-badge">DevOps</div>
                <div class="node-icon">🔧</div>
                <div class="node-title">Platform Engineer</div>
                <div class="node-subtitle">Runs nomad-mcp-pack</div>
              </div>
              <div class="node operator">
                <div class="node-badge">User</div>
                <div class="node-icon">🤖</div>
                <div class="node-title">AI Application</div>
                <div class="node-subtitle">Claude, GPT, etc.</div>
              </div>
              <div class="node operator">
                <div class="node-badge">User</div>
                <div class="node-icon">👤</div>
                <div class="node-title">Developer</div>
                <div class="node-subtitle">Uses MCP tools</div>
              </div>
            </div>
          </div>
        `;
      }

      // Data flow detail
      if (state.detailLevel === 'dataflow') {
        html += `
          <div class="detail-panel">
            <div class="detail-title">🔄 Data Flow Summary</div>
            <div class="detail-grid">
              <div class="detail-item">
                <div class="detail-item-title"><span class="flow-number">1</span> Publish</div>
                <div class="detail-item-content">MCP server developer publishes package to npm/PyPI/OCI and registers metadata with MCP Registry</div>
              </div>
              <div class="detail-item">
                <div class="detail-item-title"><span class="flow-number">2</span> Discover</div>
                <div class="detail-item-content">nomad-mcp-pack queries MCP Registry API to discover available servers and their package configurations</div>
              </div>
              <div class="detail-item">
                <div class="detail-item-title"><span class="flow-number">3</span> Generate</div>
                <div class="detail-item-content">CLI generates Nomad Pack with appropriate driver (exec/docker) and transport settings (stdio/SSE)</div>
              </div>
              <div class="detail-item">
                <div class="detail-item-title"><span class="flow-number">4</span> Deploy</div>
                <div class="detail-item-content">Platform engineer runs <code>nomad-pack run</code> to deploy MCP server as Nomad job</div>
              </div>
              <div class="detail-item">
                <div class="detail-item-title"><span class="flow-number">5</span> Connect</div>
                <div class="detail-item-content">AI applications connect to MCP server via configured transport protocol</div>
              </div>
            </div>
          </div>
        `;
      }

      diagram.innerHTML = html;
    }

    function updatePrompt() {
      const parts = [];

      // Build description based on visible layers and options
      parts.push('This architecture diagram shows the nomad-mcp-pack system');

      const visibleLayers = [];
      if (state.showPublishers) visibleLayers.push('MCP server publishers');
      if (state.showRegistry) visibleLayers.push('the MCP Registry');
      if (state.showCLI) visibleLayers.push('the nomad-mcp-pack CLI tool');
      if (state.showNomad) visibleLayers.push('HashiCorp Nomad');
      if (state.showOperators) visibleLayers.push('end users');

      if (visibleLayers.length > 0) {
        parts.push(`displaying: ${visibleLayers.join(', ')}`);
      }

      // Package types shown
      const pkgTypes = [];
      if (state.pkgNpm) pkgTypes.push('npm (exec driver)');
      if (state.pkgPypi) pkgTypes.push('pypi (exec driver)');
      if (state.pkgOci) pkgTypes.push('OCI (docker driver)');
      if (state.pkgNuget) pkgTypes.push('NuGet (exec driver)');

      if (pkgTypes.length > 0 && pkgTypes.length < 4) {
        parts.push(`\n\nPackage types shown: ${pkgTypes.join(', ')}`);
      }

      // Detail level
      if (state.detailLevel !== 'overview') {
        const detailDescriptions = {
          components: 'Generated pack structure (metadata.hcl, variables.hcl, job templates)',
          dataflow: 'End-to-end data flow from publish to deploy',
          internals: 'CLI internal package structure (cmd/, internal/generator/, internal/watcher/)'
        };
        parts.push(`\n\nDetail: ${detailDescriptions[state.detailLevel]}`);
      }

      // Highlight
      if (state.highlight !== 'none') {
        const highlightDescriptions = {
          generate: 'the generate command flow (Registry → CLI → Nomad Pack)',
          watch: 'the watch command flow (continuous polling with state persistence)',
          publish: 'the publish flow (Developer → Package Registry → MCP Registry)',
          deploy: 'the deploy flow (Nomad Pack → Nomad Cluster → Running MCP Server)'
        };
        parts.push(`\n\nHighlighting: ${highlightDescriptions[state.highlight]}`);
      }

      // Key relationships
      parts.push('\n\nKey flows:');
      parts.push('• MCP server developers publish to package registries (npm/PyPI/OCI) and register with MCP Registry');
      parts.push('• nomad-mcp-pack discovers servers via go-mcp-registry client library');
      parts.push('• generate command: one-time pack creation for specific server@version');
      parts.push('• watch command: continuous polling with state file to track generated packs');
      parts.push('• Generated packs use exec driver (npm/pypi/nuget) or docker driver (OCI)');
      parts.push('• Platform engineers deploy packs to Nomad using nomad-pack CLI');

      document.getElementById('promptOutput').textContent = parts.join('\n');
    }

    // Event listeners
    document.querySelectorAll('input[type="checkbox"]').forEach(checkbox => {
      checkbox.addEventListener('change', (e) => {
        state[e.target.id] = e.target.checked;
        updateAll();
      });
    });

    document.querySelectorAll('select').forEach(select => {
      select.addEventListener('change', (e) => {
        state[e.target.id] = e.target.value;
        updateAll();
      });
    });

    // Preset buttons
    document.querySelectorAll('.preset-btn').forEach(btn => {
      btn.addEventListener('click', (e) => {
        document.querySelectorAll('.preset-btn').forEach(b => b.classList.remove('active'));
        e.target.classList.add('active');

        const preset = e.target.dataset.preset;

        switch (preset) {
          case 'full':
            Object.assign(state, DEFAULTS);
            break;
          case 'publisher':
            Object.assign(state, {
              showPublishers: true,
              showRegistry: true,
              showCLI: false,