fix: address codex review findings across new CLI tools

- supermetrics: fix query endpoint /query → /query/data/json
- airops: fix base URL /v1 → /public_api/v1
- zoominfo: fix auth --dry-run leaking real JWT, add response validation
- outreach: remove parseInt() on JSON:API string IDs (caused NaN)
- similarweb: add encodeURIComponent on domain in all URL paths
- coupler: fix dry-run auth mask from '***' to 'Bearer ***'
- clay: allow name-based enrich (--first-name + --last-name + --domain)
- pendo.md: fix guide state from 'published' to 'public'
- close.md: fix rate limit header names to ratelimit-*

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

tools/integrations/supermetrics.md

@@ -22,7 +22,7 @@ Marketing data pipeline that connects 200+ marketing platforms. Pulls data from
 ### Query a Data Source
 
 ```bash
-POST https://api.supermetrics.com/enterprise/v2/query
+POST https://api.supermetrics.com/enterprise/v2/query/data/json
 
 {
   "ds_id": "GA4",
@@ -39,7 +39,7 @@ POST https://api.supermetrics.com/enterprise/v2/query
 ### Query with Filters
 
 ```bash
-POST https://api.supermetrics.com/enterprise/v2/query
+POST https://api.supermetrics.com/enterprise/v2/query/data/json
 
 {
   "ds_id": "AW",