Add authenticated profile feed support

[cucoleadan]

Summary

• add paginated authenticated profile feed and authored replies APIs
• serialize feed filters as repeated types[] parameters and retain raw upstream fields
• model Note, post, restack, reply fallback, and confirmed Likes variants
• preserve the existing profile Notes API while correcting its array-form filter
• document pagination, author locations, confirmed filters, and undocumented behavior
• bump the package to 0.3.15

Verification

• bun run test:all (113 tests passed)
• bun run build
• git diff --check
• authenticated endpoint checks for types[]=restack and types[]=like

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