Add BusinessJB tweak and patch serve script

BusinessJB/index.md

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+# BusinessJB
+
+Disables jailbreak detection in La Banque Postale by forcing `JailbreakDetection\n- (bool)jailbroken` to return `FALSE`.
+
+- **App**: [Business – La Banque Postale](https://apps.apple.com/fr/app/business-la-banque-postale/id1438089314)
+- **Latest version**: 2.3.000
+- **Tested on**: iOS 15.8.6
+
+## Build
+
+```sh
+make clean && make package THEOS_PACKAGE_SCHEME=rootless DEBUG=0
+```
+
+## Inject
+
+```sh
+cyan -i com.labanquepostale.business-2.3.000.ipa \
+     -o com.labanquepostale.business-2.3.000_patched.ipa \
+     -f xyz.nohamr.businessjb_1.0.0-1_iphoneos-arm64.deb \
+     -u
+```
+
+## Screenshots
+
+![../docs/screens/BusinessJB/jailbreak.png](../docs/screens/BusinessJB/jailbreak.png)