fix: hide community stats/tree on about page for non-logged-in users

site/src/pages/about/ca/index.astro

@@ -143,6 +143,10 @@ const labels = {
 
 <script define:vars={{ labels }}>
 (async () => {
+  try {
+    const me = await fetch('/api/me', { credentials: 'include' });
+    if (!me.ok) return;
+  } catch { return; }
   let data;
   try {
     const r = await fetch('/api/stats');

site/src/pages/about/es/index.astro

@@ -142,6 +142,10 @@ const labels = {
 
 <script define:vars={{ labels }}>
 (async () => {
+  try {
+    const me = await fetch('/api/me', { credentials: 'include' });
+    if (!me.ok) return;
+  } catch { return; }
   let data;
   try {
     const r = await fetch('/api/stats');

site/src/pages/about/index.astro

@@ -139,6 +139,10 @@ const labels = {
 
 <script define:vars={{ labels }}>
 (async () => {
+  try {
+    const me = await fetch('/api/me', { credentials: 'include' });
+    if (!me.ok) return;          // not logged in — hide community section
+  } catch { return; }
   let data;
   try {
     const r = await fetch('/api/stats');

site/src/pages/about/it/index.astro

@@ -142,6 +142,10 @@ const labels = {
 
 <script define:vars={{ labels }}>
 (async () => {
+  try {
+    const me = await fetch('/api/me', { credentials: 'include' });
+    if (!me.ok) return;
+  } catch { return; }
   let data;
   try {
     const r = await fetch('/api/stats');