first commit

src/components/NumberInput.jsx

@@ -0,0 +1,25 @@
+import { InputNumber } from 'antd';
+
+export default function NumberInput({ label, value, onChange, unit, min = 0, step = 1 }) {
+    const handleChange = (newValue) => {
+        const numValue = Math.max(min, newValue || 0);
+        onChange(numValue);
+    };
+
+    return (
+        <div className="form-row">
+            <label className="form-label">{label}</label>
+            <InputNumber
+                value={value}
+                onChange={handleChange}
+                min={min}
+                step={step}
+                placeholder="0"
+                addonAfter={unit}
+                size="large"
+                style={{ width: '100%' }}
+                controls={false}
+            />
+        </div>
+    );
+}