2026-03-07 05:43:15 +00:00
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<!DOCTYPE html>
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2026-03-18 16:43:04 +08:00
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<html lang="en">
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2026-03-07 05:43:15 +00:00
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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2026-03-18 16:43:04 +08:00
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<title>Spring Boot Learning Hub</title>
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2026-03-07 05:43:15 +00:00
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<style>
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2026-03-18 16:43:04 +08:00
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:root {
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--bg: radial-gradient(circle at top, #eef9f0 0%, #eff4ff 45%, #ffffff 100%);
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--card: rgba(255,255,255,0.92);
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--text: #132238;
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--muted: #62788f;
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--green: #3f8f2c;
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--blue: #0f6db5;
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--line: #dfebf6;
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--shadow: 0 20px 48px rgba(16, 39, 74, 0.12);
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}
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* { box-sizing: border-box; }
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body {
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margin: 0;
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font-family: "Segoe UI", "PingFang SC", sans-serif;
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background: var(--bg);
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color: var(--text);
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}
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.page {
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max-width: 1120px;
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margin: 0 auto;
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padding: 32px 18px 48px;
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}
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.hero {
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background: var(--card);
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border: 1px solid rgba(255,255,255,0.8);
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border-radius: 28px;
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box-shadow: var(--shadow);
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padding: 32px;
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margin-bottom: 24px;
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}
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.eyebrow {
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display: inline-flex;
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padding: 8px 14px;
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border-radius: 999px;
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background: rgba(63, 143, 44, 0.12);
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color: #2d6e20;
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font-size: 12px;
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font-weight: 700;
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letter-spacing: .06em;
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text-transform: uppercase;
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}
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h1 {
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margin: 18px 0 12px;
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font-size: clamp(36px, 6vw, 58px);
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line-height: 1.04;
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}
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p {
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color: var(--muted);
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line-height: 1.7;
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}
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.hero-actions {
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display: flex;
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flex-wrap: wrap;
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gap: 12px;
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margin-top: 20px;
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}
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.btn {
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display: inline-flex;
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align-items: center;
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justify-content: center;
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padding: 12px 18px;
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border-radius: 14px;
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font-weight: 700;
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text-decoration: none;
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}
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.btn-primary { background: linear-gradient(135deg, var(--green), #57b83f); color: #fff; }
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.btn-secondary { background: rgba(15, 109, 181, 0.08); color: var(--blue); }
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.grid {
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display: grid;
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gap: 18px;
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grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
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}
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.card {
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background: var(--card);
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border: 1px solid rgba(255,255,255,0.8);
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border-radius: 24px;
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box-shadow: var(--shadow);
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padding: 24px;
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}
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.card h2 {
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margin: 0 0 10px;
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font-size: 24px;
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}
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.card code {
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display: inline-block;
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margin-top: 14px;
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padding: 6px 10px;
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border-radius: 10px;
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background: rgba(15, 109, 181, 0.08);
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color: var(--blue);
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font-size: 13px;
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}
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.quick-links {
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display: grid;
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gap: 10px;
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margin-top: 12px;
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}
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.quick-links a {
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text-decoration: none;
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color: var(--text);
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background: rgba(255,255,255,0.8);
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border: 1px solid var(--line);
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border-radius: 16px;
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padding: 14px 16px;
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font-weight: 600;
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}
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2026-03-07 05:43:15 +00:00
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</style>
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</head>
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<body>
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2026-03-18 16:43:04 +08:00
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<div class="page">
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<section class="hero">
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<span class="eyebrow">Spring Boot practice</span>
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<h1>Explore web, validation, security, and AOP from one clean hub.</h1>
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<p>
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This project now highlights the most useful demos directly from the homepage so you can jump into the
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user management flow, auth example, AOP pages, and health endpoints without decoding broken text first.
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</p>
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<div class="hero-actions">
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<a class="btn btn-primary" href="/users.html">Open user management</a>
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<a class="btn btn-secondary" href="/learn">View auth demo</a>
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<a class="btn btn-secondary" href="/actuator/health">Check health</a>
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2026-03-07 05:43:15 +00:00
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</div>
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2026-03-18 16:43:04 +08:00
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</section>
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2026-03-07 05:43:15 +00:00
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2026-03-18 16:43:04 +08:00
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<section class="grid">
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<article class="card">
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<h2>User Management</h2>
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<p>CRUD, validation, duplicate email protection, search, and stats cards in one interactive page.</p>
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<code>/users.html</code>
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</article>
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<article class="card">
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<h2>AOP Showcase</h2>
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<p>Review logging, performance tracing, and rate limiting demonstrations built with Spring AOP.</p>
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<code>/aop.html</code>
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</article>
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<article class="card">
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<h2>Event Flow</h2>
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<p>See how controller actions can publish events and decouple downstream reactions.</p>
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<code>/events.html</code>
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</article>
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<article class="card">
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<h2>Quick Links</h2>
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<div class="quick-links">
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<a href="/api/users">Open `/api/users`</a>
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<a href="/api/users/stats">Open `/api/users/stats`</a>
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<a href="/learn">Open `/learn`</a>
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<a href="/actuator/health">Open `/actuator/health`</a>
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</div>
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</article>
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</section>
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</div>
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2026-03-07 05:43:15 +00:00
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</body>
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2026-03-18 16:43:04 +08:00
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</html>
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