Contributed to the zephyrproject-rtos/trusted-firmware-a repository by delivering a documentation-focused feature that clarified the process of UUID packing within FFA manifest bindings. The work involved enhancing reStructuredText (rst) documentation to provide clear, standards-aligned guidance, including direct references to the SMC Calling Convention documentation for developer support. This approach improved onboarding and reduced integration ambiguity by making the UUID packing process more transparent and traceable. Demonstrated strengths in technical documentation and cross-repository referencing, ensuring that developers working with Trusted Firmware A have reliable, accessible information. The contribution focused on documentation quality, with no bug fixes reported during the period.