Add Java version and clarify limitationsHEADmain

1 files changed, 9 insertions, 1 deletions

diff --git a/public/index.php b/public/index.php
index a7f9674..f0bbf78 100644
--- a/public/index.php
+++ b/public/index.php
@@ -175,7 +175,15 @@ $csrf = csrf_token();
         <div id="spinner"></div>
     </div>
     <h1>&#9749;&#65039; Java Compiler</h1>
-    <p>Powered by Eclipse Temurin</p>
+    <p>Powered by Eclipse Temurin 23.</p>
+    <p>
+        <strong>Limitations:</strong>
+        Compilation and execution time is limited to 30 seconds each.
+        Your program won't have any network access and RAM is limited to 32 MiB.
+        Source code size is limited to 16 KiB. Files will not be persisted between executions.
+        Your program's main method needs to be contained inside a class named <code>Program</code>,
+        as the code gets written to a file named <code>Program.java</code>.
+    </p>
     <form method="POST">
         <input name="csrf" id="csrf-token" type="hidden" value="<?= htmlentities($csrf) ?>">
         <textarea maxlength="<?= CODE_MAXLENGTH ?>" id="editor" name="code" rows="20"><?= htmlentities($code ?? $defaultCode) ?></textarea>