docs: Update README and FINAL_STATUS for quick start setup and project readiness

- Added quick start instructions in README.md for first-time setup, including commands for complete setup, verification, and service start.
- Revised FINAL_STATUS.md to reflect the project's infrastructure completion and readiness for execution, detailing scripts created and documentation status.

README.md

@@ -126,6 +126,18 @@ CurrenciCombo/
 
 ### Development
 
+**Quick Start (First Time Setup)**
+```bash
+# Complete setup (installs dependencies, creates env files, sets up database)
+./scripts/setup-complete.sh
+
+# Verify everything (runs all verification tests)
+./scripts/verify-all.sh
+
+# Start all services
+./scripts/start-all.sh
+```
+
 **Start all services (WSL/Ubuntu)**
 ```bash
 ./scripts/start-all.sh