chore: satisfy clippy::nonminimal_bool and prettier to unblock CI

- codex_config: rewrite `!(A && !B)` as `!A || B` (De Morgan-
  equivalent) — also reads more directly as "no OAuth, or
  already has provider API key".
- UsageScriptModal: reflow conditional onto one line per prettier.

src-tauri/src/codex_config.rs

@@ -505,7 +505,7 @@ pub fn should_restore_codex_provider_token_for_backfill(
 
     let has_provider_api_key = extract_codex_auth_api_key(auth).is_some();
     let has_oauth_login = codex_auth_has_oauth_login_material(auth);
-    !(has_oauth_login && !has_provider_api_key)
+    !has_oauth_login || has_provider_api_key
 }
 
 fn parse_codex_positive_u64(value: Option<&Value>) -> Option<u64> {

src/components/UsageScriptModal.tsx

@@ -177,8 +177,7 @@ const UsageScriptModal: React.FC<UsageScriptModalProps> = ({
         const auth = (config as any).auth || {};
         const configToml = (config as any).config || "";
         const apiKey =
-          typeof auth.OPENAI_API_KEY === "string" &&
-          auth.OPENAI_API_KEY.trim()
+          typeof auth.OPENAI_API_KEY === "string" && auth.OPENAI_API_KEY.trim()
             ? auth.OPENAI_API_KEY
             : extractCodexExperimentalBearerToken(configToml);
         return {