mini-static 0.15.0

A secure, async static file server with streaming, traversal protection, and connection limits.
Documentation
/* --gap plus the calc(var(--gap)) usage below exercises a CSS pattern
   (a custom property inside calc()) that a prior minifier dependency
   (css-minify) couldn't parse — see DEV_PLAN.md. */
:root {
    --gap: 1rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f5f5;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: calc(var(--gap) * 3) var(--gap);
    text-align: center;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

main {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
}

section {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

section h2 {
    color: #667eea;
    margin-bottom: 1rem;
    border-bottom: 2px solid #667eea;
    padding-bottom: 0.5rem;
}

ul {
    list-style-position: inside;
}

li {
    margin-bottom: 0.5rem;
}

a {
    color: #667eea;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

code {
    background: #f0f0f0;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: "Courier New", monospace;
}

footer {
    text-align: center;
    padding: 2rem 1rem;
    color: #666;
    font-size: 0.9rem;
}