feat(onboarding) - add china version updates (#813)

* add schema detector form

* vibe code

* schema versions

* fix build

* format

* apply changes

* fix exports

* scrolling

* format

* fix

* more preview of the changes

* increase limits

* exclude folder

* add docs

* move files

* updates to contract details

* remove console

* update docs

* add gbr docs

* add prt contract details migration update

* update for PRT

* update china

Author: gabrielseco

docs/schema-changes/eor/contract-details/countries/CHN.md

@@ -4,11 +4,15 @@ Schema versions for employee onboarding in China.
 
 ## Current Version
 
-**Contract Details:** v2 (Since SDK 1.23.0)
+**Contract Details:** v3 (Since SDK 1.23.0)
 
 ## Contract Details
 
-### v2 - Current (Since SDK 1.23.0, March 2026)
+### v3 - Current (Since SDK 1.23.0, March 2026)
+
+- China employment contracts now only support 4 provinces (Beijing, Guangdong, Shanghai, Zhejiang) instead of 8, to align with Remote's officially registered locations where Social Insurance and Housing Fund benefits are available.
+
+### v2 (Since SDK 1.23.0, March 2026)
 
 **What changed:**
 

example/src/Onboarding.tsx

@@ -278,7 +278,7 @@ const OnboardingWithProps = ({
           },
           CHN: {
             // China
-            contract_details: 2,
+            contract_details: 3,
           },
           CHE: {
             // Switzerland