Update src/jwt-verification.ts

Co-authored-by: Ferruh <[email protected]>

Author: CasLubbers

src/jwt-verification.ts

@@ -61,7 +61,8 @@ export async function waitForJwksReady(): Promise<void> {
       try {
         // Try a dummy verification with an invalid token
         // We only care that JWKS fetch succeeds, not that the token is valid
-        await verifyJwt('invalid.fake.token')
+        const invalidJWT = 'eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIn0.invalid_signature'                                                                                               
+        await verifyJwt(invalidJWT)
       } catch (err: any) {
         // If we get a JWT verification error, JWKS successfully fetched and processed the token
         // This means JWKS is working! (Even though token was rejected - that's expected)