feat: add a helper to DPoPHandle to calculate dpop_jkt

docs/interfaces/DPoPHandle.md

@@ -12,3 +12,20 @@ from [getDPoPHandle](../functions/getDPoPHandle.md)
 ## See
 
 [RFC 9449 - OAuth 2.0 Demonstrating Proof of Possession (DPoP)](https://www.rfc-editor.org/rfc/rfc9449.html)
+
+## Methods
+
+### calculateThumbprint()
+
+▸ **calculateThumbprint**(): [`Promise`](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Promise)\<`string`\>
+
+Calculates the JWK Thumbprint of the DPoP public key using the SHA-256 hash function for use as
+the optional `dpop_jkt` authorization request parameter.
+
+#### Returns
+
+[`Promise`](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Promise)\<`string`\>
+
+#### See
+
+[RFC 9449 - OAuth 2.0 Demonstrating Proof-of-Possession at the Application Layer (DPoP)](https://www.rfc-editor.org/rfc/rfc9449.html#name-authorization-code-binding-)

package.json

@@ -85,7 +85,7 @@
   },
   "dependencies": {
     "jose": "^5.10.0",
-    "oauth4webapi": "^3.2.0"
+    "oauth4webapi": "^3.3.0"
   },
   "devDependencies": {
     "@koa/cors": "^5.0.0",
@@ -103,7 +103,7 @@
     "edge-runtime": "^4.0.1",
     "esbuild": "^0.25.0",
     "ky": "^1.7.5",
-    "oidc-provider": "^8.7.0",
+    "oidc-provider": "^8.8.0",
     "patch-package": "^8.0.0",
     "prettier": "^3.5.1",
     "prettier-plugin-jsdoc": "^1.3.2",