Add publish workflow, readme, and fix typedef

Author: JoshBashed

.github/workflows/publish.yaml

@@ -0,0 +1,18 @@
+name: Publish Package to npmjs
+on:
+  release:
+    types: [published]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      # Setup .npmrc file to publish to npm
+      - uses: actions/setup-node@v3
+        with:
+          node-version: '16.x'
+          registry-url: 'https://registry.npmjs.org'
+      - run: yarn
+      - run: yarn publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

README.md

@@ -1,10 +1,15 @@
 # RFIL
 
-Use our NPM package!
+Use our NPM package [here](https://www.npmjs.com/package/rfil)!
 ```bash
 npm i rfil
 ```
 
+or use yarn
+```bash
+yarn add rfil
+```
+
 ## Usage
 
 You can either use commonjs or esm.
@@ -41,6 +46,33 @@ const data = parse(buffer);
 console.log(data);
 ```
 
+### Exporting raw files
+
+Here's an example on how to export raw files from a RFIL file.
+
+```js
+import { parse } from 'rfil';
+import fs from 'node:fs';
+import path from 'node:path';
+
+// Read a buffer from a file
+const buffer = fs.readFileSync('file.rfil');
+
+// Parse the buffer
+const data = parse(buffer);
+
+// Check for data
+if (!data.hasData()) {
+    console.log('An error occurred: %s', data.hasError() ? data.unwrapError() : '[Unknown error]');
+    process.exit(1);
+}
+
+// Write files
+data.unwrap().data.forEach((data, index) => {
+    fs.writeFileSync(path.join(process.cwd(), `out${index}.raw`), data.data);
+});
+```
+
 
 ## RFIL File Format
 

package.json

@@ -3,7 +3,7 @@
     "version": "1.0.1",
     "description": "RFIL file format for flipper",
     "main": "dist/index.min.cjs",
-    "types": "dist/index.d.ts",
+    "types": "dist/index.min.d.cts",
     "module": "dist/index.min.mjs",
     "type": "module",
     "repository": "https://github.com/JoshuaBrest/flipper-rfil",