update docs

app/views/public/api_documentation.html.erb

@@ -14,6 +14,7 @@
   <li><a href="#auhentication">Authentication</a></li>
   <li><a href="#ping">Server Ping</a></li>
   <li><a href="#ping-times">Ping Times</a></li>
+  <li><a href="#ping-time-stats">Ping Time Stats</a></li>
   <li><a href="#validators-list">Validators List</a></li>
   <li><a href="#validator-detail">Validator Details</a></li>
   <li><a href="#validator-block">Validator Block Production History</a></li>
@@ -109,6 +110,35 @@
 
 <hr />
 
+<h2 class="h4" id="ping-time-stats">Ping Time Stats</h2>
+<p>
+  The ping-time-stats endpoint will return overall stats for the ping times as reported by the participating validators. By default the most recent 100 ping time stats will be used.
+</p>
+<h3 class="h6">Request:</h3>
+<pre>curl -H "Token: secret-api-token" '<%= @api_path %>/ping-time-stats/:network.json'</pre>
+<h3 class="h6">Parameter Options:</h3>
+<p><strong class="text-muted">`limit=NN`</strong> will limit the results to NN entries, defaults to 100 (max 9_999).</p>
+
+<h3 class="h6">Response:</h3>
+<p>An Array of ping time stats.</p>
+<pre>
+[
+  {
+    "batch_uuid": "baf5c581-7ca3-471f-9a86-17a4f3c904a3",
+    "overall_min_time": 101.778,
+    "overall_max_time": 101.872,
+    "overall_average_time": 101.803,
+    "observed_at": "2024-12-18 10:34:06.984608000 +0000",
+    "created_at": "2024-12-18 10:34:26.984608000 +0000",
+    "updated_at": "2024-12-18 10:34:26.984608000 +0000",
+    "network": "testnet"
+  },
+  ...
+]
+</pre>
+
+<hr />
+
 <h2 class="h4" id="validators-list">Validators List</h2>
 <p>
   The Validators List endpoint will return a list of validators for the requested network. In the example below,