mod_http_oauth2: Separate extracting credentials from requests and verifying The token endpoint also uses Basic auth, but the password would be the client_secret, so we need to verify against that instead of using test_password(). Splitting this up here avoids code duplication. Possibly this new function could go into util.http...

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summary: External Service Discovery
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This module implementing [XEP-0215] is included with Prosody 0.12 but made available here for older versions.

Documentation is available on the [Prosody site][doc:modules:mod_external_services].