docs: lead with debugging proof and service CTA

Author: Ryan-Chen9

README.md

@@ -6,7 +6,7 @@
 
 This repository is a **synthetic case study**, not a client project. The bugs, requirements, code, and tests were created specifically for this public demonstration. No customer code or private data is included.
 
-**Portfolio:** [All runnable demos](https://github.com/Ryan-Chen9) · [Before and after](#before-and-after) · [See the matching Fiverr service →](https://www.fiverr.com/ryan_chen09/fix-bugs-in-your-python-or-javascript-code-fast)
+**Proof first:** [See the before/after fix](#before-and-after) · [Run the tests](#run-all-tests) · [View all demos](https://github.com/Ryan-Chen9) · **[Request a scoped Python/JavaScript bug fix on Fiverr →](https://www.fiverr.com/ryan_chen09/fix-bugs-in-your-python-or-javascript-code-fast)**
 
 It demonstrates a compact debugging process for two common failures: