drop node 18 and fix windows line endings

Author: kiliankoe

.gitattributes

@@ -0,0 +1 @@
+* text=auto eol=lf

.github/workflows/CI.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [18.x, 20.x, 22.x]
+        node-version: [20.x, 22.x]
         os: [ubuntu-latest, windows-latest, macos-latest]
 
     steps:

README.md

@@ -17,7 +17,7 @@ npm install dvbjs
 import * as dvb from "dvbjs";
 ```
 
-Requires Node.js 18+ (uses native `fetch`).
+Requires Node.js 20+ (uses native `fetch`).
 
 ## Example Usage
 

biome.json

@@ -24,7 +24,8 @@
     "enabled": true,
     "indentStyle": "space",
     "indentWidth": 2,
-    "lineWidth": 100
+    "lineWidth": 100,
+    "lineEnding": "lf"
   },
   "javascript": {
     "formatter": {