The parameter name in the create method overload signatures was misspelled as paylaod instead of payload, affecting IDE intellisense.

Summary

• Fixed typo paylaod → payload in the create method overload signatures in src/contacts/contacts.ts
• The implementation already used the correct name, but the two overload signatures had the misspelling
• Affects IDE intellisense/autocomplete when hovering over the method

Test plan

• pnpm build passes
• pnpm test — all 303 tests pass

Summary by cubic

Fixed the create method overload parameter typo (paylaod → payload) in src/contacts/contacts.ts to improve IDE IntelliSense. Only signature names changed; latest canary merge adds no functional changes.

^{Written for commit e65daea. Summary will update on new commits.}