refactor: apply low-severity review findings - W-23094922

- eslint.config.mjs: document checkDirectories:false (v68 added dir checks)
- plan: drop redundant "(alpha-ish ordering)" note

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

Author: mshanemc

.claude/plans/W-23094922.md

@@ -24,7 +24,7 @@
 
 ### Phase 1a — enable rule (config-only commit)
 
-- Insert `'unicorn/prefer-hoisting-branch-code': 'error',` in unicorn block after `prefer-export-from`, before `prefer-includes` (alpha-ish ordering).
+- Insert `'unicorn/prefer-hoisting-branch-code': 'error',` in unicorn block after `prefer-export-from`, before `prefer-includes`.
 - Only file changed: `eslint.config.mjs`.
 - `npm run lint` here will surface the full violation set (used to scope 1b).
 - Commit (config lands independently even if 1b blocked): `chore: enable unicorn/prefer-hoisting-branch-code in eslint.config.mjs`

eslint.config.mjs

@@ -211,6 +211,7 @@ export default [
         'error',
         {
           case: 'camelCase',
+          // v68 added directory-name checks; preserve prior file-only behavior
           checkDirectories: false
         }
       ],