Update ToolHive reference docs for toolhive-operator-crds-0.0.55 (#291)

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static/api-specs/toolhive-crd-api.md

@@ -1707,6 +1707,7 @@ _Appears in:_
 | `clientSecretRef` _[SecretKeyRef](#secretkeyref)_ | ClientSecretRef is a reference to a secret containing the OAuth 2.0 client secret<br />Optional for some token exchange flows (e.g., Google Cloud Workforce Identity) |  |  |
 | `audience` _string_ | Audience is the target audience for the exchanged token |  | Required: \{\} <br /> |
 | `scopes` _string array_ | Scopes is a list of OAuth 2.0 scopes to request for the exchanged token |  |  |
+| `subjectTokenType` _string_ | SubjectTokenType is the type of the incoming subject token.<br />Accepts short forms: "access_token" (default), "id_token", "jwt"<br />Or full URNs: "urn:ietf:params:oauth:token-type:access_token",<br />              "urn:ietf:params:oauth:token-type:id_token",<br />              "urn:ietf:params:oauth:token-type:jwt"<br />For Google Workload Identity Federation with OIDC providers (like Okta), use "id_token" |  | Pattern: `^(access_token\|id_token\|jwt\|urn:ietf:params:oauth:token-type:(access_token\|id_token\|jwt))?$` <br /> |
 | `externalTokenHeaderName` _string_ | ExternalTokenHeaderName is the name of the custom header to use for the exchanged token.<br />If set, the exchanged token will be added to this custom header (e.g., "X-Upstream-Token").<br />If empty or not set, the exchanged token will replace the Authorization header (default behavior). |  |  |