fix: move all crypto imports to import directly crypto not node:crypto

README.md

@@ -327,7 +327,7 @@ Before initializing [Part One](#part-one) of the authorization code flow, the cl
 We can do this in Node using the native crypto package and a `base64urlencode` function:
 
 ```typescript
-import crypto from "node:crypto";
+import crypto from "crypto";
 
 const code_verifier = crypto.randomBytes(43).toString("hex");
 ```

docs/docs/grants/authorization_code.mdx

@@ -143,9 +143,9 @@ Before initializing [Part One](#part-one) of the authorization code flow, the cl
 We can do this in Node using the native crypto package and a `base64urlencode` function:
 
 ```ts
-import crypto from "node:crypto";
+import { randomBytes } from "crypto";
 
-const code_verifier = crypto.randomBytes(43).toString("hex");
+const code_verifier = randomBytes(43).toString("hex");
 ```
 
 @see [https://www.oauth.com/oauth2-servers/pkce/authorization-request/](https://www.oauth.com/oauth2-servers/pkce/authorization-request/)

src/code_verifiers/S256.verifier.ts

@@ -1,4 +1,4 @@
-import crypto from "node:crypto";
+import { createHash } from "crypto";
 
 import { base64urlencode } from "../utils/base64.js";
 import { ICodeChallenge } from "./verifier.js";
@@ -7,7 +7,7 @@ export class S256Verifier implements ICodeChallenge {
   public readonly method = "S256";
 
   verifyCodeChallenge(codeVerifier: string, codeChallenge: string): boolean {
-    const codeHash = crypto.createHash("sha256").update(codeVerifier).digest();
+    const codeHash = createHash("sha256").update(codeVerifier).digest();
     return codeChallenge === base64urlencode(codeHash);
   }
 }

src/utils/token.ts

@@ -1,5 +1,5 @@
-import crypto from "node:crypto";
+import { randomBytes } from "crypto";
 
 export function generateRandomToken(len = 80): string {
-  return crypto.randomBytes(len / 2).toString("hex");
+  return randomBytes(len / 2).toString("hex");
 }