perf: compress codecircles into webp

templates/home.html

@@ -7,7 +7,7 @@
             http-equiv="Content-Security-Policy"
             content="default-src 'none'; style-src 'self'; script-src 'none'; img-src 'self';"
         />
-        <link rel="icon" href="/static/codecircles.png" />
+        <link rel="icon" href="/static/codecircles.webp" />
         <meta
             name="description"
             content="View StackOverflow threads in privacy and without the clutter."
@@ -19,7 +19,7 @@
             <div class="title">
                 <img
                     class="logo"
-                    src="/static/codecircles.png"
+                    src="/static/codecircles.webp"
                     alt="4 circles with alternating colors between green and white"
                 />
                 <h1>AnonymousOverflow</h1>

templates/question.html

@@ -18,7 +18,7 @@
                 <a href="/" class="logo-link">
                     <img
                         class="logo"
-                        src="/static/codecircles.png"
+                        src="/static/codecircles.webp"
                         alt="4 circles with alternating colors between green and white"
                     />
                 </a>

templates/sharedHead.html

@@ -1,4 +1,4 @@
 <meta name="theme-color" content="#8CFFC1" />
-<meta name="og:image" content="/static/codecircles.png" />
+<meta name="og:image" content="/static/codecircles.webp" />
 <meta name="viewport" content="width=device-width, initial-scale=1" />
 <link rel="stylesheet" href="/static/globals.css" />