Function verifyBearerToken

verifyBearerToken(
bearerToken: string,
verifyUrl: string,
): Promise<VerificationResult>
Verify bearer token against DCR authorization server

Supports both self-hosted and external DCR modes by calling the /oauth/verify endpoint (or equivalent external URL).
Parameters
- bearerToken: string
  Bearer token to verify (without "Bearer " prefix)
- verifyUrl: string
  Verification endpoint URL (self-hosted or external)
Returns Promise<VerificationResult>
Verification result with provider tokens
Throws
Error if verification fails
Example: Self-hosted mode
```
const result = await verifyBearerToken(
  token,
  'http://localhost:3456/oauth/verify'
);
const auth = provider.toAuthProvider(result.providerTokens);
```
Example: External mode (Auth0/Stitch)
```
const result = await verifyBearerToken(
  token,
  'https://auth.example.com/oauth/verify'
);
const auth = provider.toAuthProvider(result.providerTokens);
```
- Defined in lib/dcr-verify.ts:57