docs: Add Minhash Dedupe Example (#5165)

## Changes Made

Added an end-to-end minhash deduplication example over the common crawl
dataset.

## Checklist

- [ x] Documented in API Docs (if applicable)
- [x ] Documented in User Guide (if applicable)
- [ ] If adding a new documentation page, doc is added to
`docs/mkdocs.yml` navigation
- [ x] Documentation builds and is formatted properly (tag @/ccmao1130
for docs review)

---------

Co-authored-by: YK <[email protected]>
Co-authored-by: Desmond Cheong <[email protected]>

Author: 3 people

docs/SUMMARY.md

@@ -48,6 +48,7 @@
     * [Usage Telemetry](telemetry.md)
 * Examples
     * [Examples](examples/index.md)
+    * [Web Text Deduplication](examples/minhash-dedupe.md)
     * [Document Processing](examples/document-processing.md)
     * [Audio Transcription](examples/audio-transcription.md)
     * [Generate Text Embeddings for Turbopuffer](examples/text-embeddings.md)

docs/examples/index.md

@@ -25,6 +25,21 @@
     </a>
   </div>
 
+  <div class="example-card">
+    <a href="./minhash-dedupe" class="example-image-link">
+      <div class="example-image">
+        <img src="../img/minhash-dedupe-cover.png" alt="MinHash Deduplication" onerror="this.style.display='none'; this.nextElementSibling.style.display='flex';">
+        <div class="example-placeholder" style="display: none; background: linear-gradient(135deg, #36d1dc 0%, #5b86e5 100%);">
+          <span>📃</span>
+        </div>
+        <div class="example-overlay">
+          <h3>MinHash Deduplication on Common Crawl</h3>
+          <p>Deduplicate web text at scale with MinHash, LSH, and Connected Components.</p>
+        </div>
+      </div>
+    </a>
+  </div>
+
   <div class="example-card">
     <a href="./text-embeddings" class="example-image-link">
       <div class="example-image">