Upgrade dependency on Node.js 18 that has native fetch support

Author: sondreb

.github/workflows/build.yml

@@ -21,7 +21,7 @@ jobs:
 
     - uses: actions/setup-node@v2
       with:
-        node-version: '16.x'
+        node-version: '18.x'
         registry-url: 'https://registry.npmjs.org'
 
     - name: Variables

.github/workflows/release.yml

@@ -19,7 +19,7 @@ jobs:
 
     - uses: actions/setup-node@v2
       with:
-        node-version: '16.x'
+        node-version: '18.x'
         registry-url: 'https://registry.npmjs.org'
 
     - name: Package Name

package.json

@@ -9,7 +9,7 @@
 		"lib/**/*"
 	],
 	"engines": {
-		"node": ">=14.16"
+		"node": ">=18.*"
 	},
 	"scripts": {
 		"build": "tsc",
@@ -60,7 +60,6 @@
 	},
 	"dependencies": {
 		"@blockcore/coininfo": "^5.2.2",
-		"@blockcore/dns": "^0.0.5",
-		"node-fetch": "^3.2.9"
+		"@blockcore/dns": "^0.0.6"
 	}
 }

src/Request.ts

@@ -1,5 +1,3 @@
-import fetch, { Response } from 'node-fetch';
-
 export class WebRequest {
 	public static async fetchText(url: string): Promise<string> {
 		const response = await WebRequest.fetchUrl(url);