docs(czc231): add 晨召春 project docs and contract assets; set H5 sn_id/appStr

- Add company-info-czc231, resell-change-czc231, rename change-hapr191 to resell-change-hapr191.
- Add sign_contract_chenzhaochun PDF/DOCX under docs.
- Update h5/static/configs.js with tenant sn_id and appStr for 晨召春.
- Trim trailing blank line in company-info.md.

Made-with: Cursor

h5/static/configs.js

@@ -6,7 +6,7 @@ const configs = {
 	H5_URL: 'https://chenzhaochun.com/',
 	contractPage: 10012,
 	// 须与积分商城 wa_options 及寄卖后台 APP_SECRET 一致；晨召春上线前从后台核对后填入，勿沿用他司示例值。
-	sn_id: 0,
-	appStr: '',
+	sn_id: 17533260260405,
+	appStr: 'ZFyTNQTWEkCBczKzyUDJWE9Ecx260405',
 	// appKey: ,
 }