Update Technical Manual (handlers, API endpoints, component hierarchy, tables), Admin Manual (new Custom Services section, updated FAQ, booking creation), Overview (test count, admin features), and README (new feature line, admin updates). Ultraworked with Sisyphus (https://github.com/code-yeongyu/oh-my-openagent) Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>