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README

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+# Simple Card
+
+Tiny library to help you with credit card inputs.
+
+## Installation
+
+### npm
+```bash
+npm i @invoiceninja/simple-card
+```
+
+## Usage
+
+```html
+<form>
+    <input
+        type="text"
+        name="number"
+        placeholder="0000 0000 0000 0000"
+        id="number"
+    />
+
+    <input type="text" name="date" placeholder="mm/yy" id="date" />
+    <input type="text" name="number" placeholder="000" id="cvv" />
+</form>
+```
+
+```js
+const simpleCard = new SimpleCard({
+  fields: {
+    card: {
+      number: "#number",
+      cvv: "#cvv",
+      date: "#date",
+    },
+  },
+}).mount();
+```
+
+### Available methods
+
+#### Check if the fields are valid:
+```js
+simpleCard.check()
+```
+
+#### Get the credit card type:
+```js
+simpleCard.type() // visa, mastercard .. or unknown.
+```
+
+## Contributing
+
+### Requirements
+
+- Node.js 20.x
+
+You can start by cloning repository locally using git.
+
+```bash
+git clone https://github.com/invoiceninja/simple-card.git
+npm i
+npm run dev
+```
+
+The demo is provided in demo.html available after starting the dev server (http://localhost:5173).
+
+## Licence
+The MIT License (MIT).