rozbicie na moduły, poprawki i komendy cli

zbiorka_app/static/js/dodaj_wplate.js

@@ -0,0 +1,21 @@
+(function () {
+    const kwota = document.getElementById('kwota');
+    const opis = document.getElementById('opis');
+    const opisCount = document.getElementById('opisCount');
+
+    document.querySelectorAll('.btn-kwota').forEach(btn => {
+        btn.addEventListener('click', () => {
+            const val = btn.getAttribute('data-amount');
+            if (val && kwota) {
+                kwota.value = Number(val).toFixed(2);
+                kwota.focus();
+            }
+        });
+    });
+
+    if (opis && opisCount) {
+        const updateCount = () => opisCount.textContent = opis.value.length.toString();
+        opis.addEventListener('input', updateCount);
+        updateCount();
+    }
+})();