fix: bugs in general

static/popups/examples.html

@@ -1,20 +1,20 @@
 <h3>Upload examples</h3>
 <h4>Basic CLI upload</h4>
-<code class="code-block">curl \
+<pre class="code-block"><code>curl \
   -F 'files=@./photo.png' \
   -F 'retention=24h' \
   {{ origin }}/upload
-</code>
+</code></pre>
 <h4>Multiple files with password</h4>
-<code class="code-block">curl \
+<pre class="code-block"><code>curl \
   -F 'files=@./one.png' \
   -F 'files=@./two.zip' \
   -F 'retention=1h' \
   -F 'password=secret-pass' \
   {{ origin }}/upload
-</code>
+</code></pre>
 <h4>Go</h4>
-<code class="code-block">package main
+<pre class="code-block"><code>package main
 
 import (
   "bytes"
@@ -48,9 +48,9 @@ func main() {
   out, _ := io.ReadAll(resp.Body)
   fmt.Println(string(out))
 }
-</code>
+</code></pre>
 <h4>Java 11+ HttpClient</h4>
-<code class="code-block">import java.net.URI;
+<pre class="code-block"><code>import java.net.URI;
 import java.net.http.HttpClient;
 import java.net.http.HttpRequest;
 import java.net.http.HttpResponse;
@@ -84,9 +84,9 @@ public class UploadWarpBox {
     System.out.println(response.body());
   }
 }
-</code>
+</code></pre>
 <h4>JavaScript Node.js</h4>
-<code class="code-block">import { openAsBlob } from 'node:fs';
+<pre class="code-block"><code>import { openAsBlob } from 'node:fs';
 
 const file = await openAsBlob('./photo.png');
 const form = new FormData();
@@ -99,4 +99,4 @@ const res = await fetch('{{ origin }}/upload', {
 });
 
 console.log(await res.text());
-</code>
+</code></pre>