migrate ai format conversion to responses adapters

apps/aether-gateway/src/handlers/admin/provider/oauth/dispatch/complete/key.rs

@@ -227,10 +227,10 @@ pub(super) async fn handle_admin_provider_oauth_complete_key(
             .await?;
         if let Some(endpoint) = endpoints.into_iter().find(|endpoint| {
             endpoint.is_active
-                && endpoint
-                    .api_format
-                    .trim()
-                    .eq_ignore_ascii_case("openai:cli")
+                && matches!(
+                    endpoint.api_format.trim().to_ascii_lowercase().as_str(),
+                    "openai:responses" | "openai:cli"
+                )
         }) {
             let refreshed_key = state
                 .read_provider_catalog_keys_by_ids(std::slice::from_ref(&key_id))

apps/aether-gateway/src/handlers/admin/provider/oauth/quota/codex/plan.rs

@@ -93,8 +93,8 @@ pub(super) async fn execute_codex_quota_plan(
             body_ref: None,
         },
         stream: false,
-        client_api_format: "openai:cli".to_string(),
-        provider_api_format: "openai:cli".to_string(),
+        client_api_format: "openai:responses".to_string(),
+        provider_api_format: "openai:responses".to_string(),
         model_name: Some("codex-wham-usage".to_string()),
         proxy,
         tls_profile: state.resolve_transport_tls_profile(transport),

apps/aether-gateway/src/handlers/admin/provider/oauth/runtime.rs

@@ -19,10 +19,10 @@ pub(crate) fn provider_oauth_runtime_endpoint_for_provider(
             .iter()
             .find(|endpoint| {
                 endpoint.is_active
-                    && endpoint
-                        .api_format
-                        .trim()
-                        .eq_ignore_ascii_case("openai:cli")
+                    && matches!(
+                        endpoint.api_format.trim().to_ascii_lowercase().as_str(),
+                        "openai:responses" | "openai:cli"
+                    )
             })
             .cloned(),
         "antigravity" => endpoints