refactor ciagl dalszy

static/js/error.js

@@ -0,0 +1,25 @@
+(function () {
+    const t = localStorage.getItem('theme') || 'dark';
+    document.documentElement.setAttribute('data-theme', t);
+    // prosty "try again"
+    document.querySelector('[data-action="try-again"]')?.addEventListener('click', () => {
+        location.reload();
+    });
+    // kopiowanie logs
+    document.querySelector('[data-action="copy-text"]')?.addEventListener('click', (e) => {
+        const sel = e.currentTarget.getAttribute('data-target');
+        const el = sel && document.querySelector(sel);
+        if (!el) return;
+        const txt = el.textContent || '';
+        navigator.clipboard.writeText(txt).then(() => {
+            const toast = document.getElementById('toast');
+            if (toast) {
+                toast.textContent = 'Copied!';
+                toast.classList.add('show');
+                setTimeout(() => toast.classList.remove('show'), 1200);
+            }
+        });
+    });
+})();
+
+