A community based topic aggregation platform built on atproto

feat: Add comprehensive lexicon test data and validation fixes master

- Add 35 test data files covering all lexicon record types - Actor records: block, membership, preferences, profile, saved, subscription - Community records: moderator, profile, rules, wiki - Interaction records: comment, share, tag - Moderation records: ruleProposal, tribunalVote, vote - Post records: post validation - Fix lexicon schema issues: - Add 'handle' format to actor profile - Fix typo in community profile moderation type - Add required $type field to interaction comments - Add minItems constraint to tag arrays - Fix enum values in moderation schemas - Improve validate-lexicon tool: - Better number handling to prevent float64 conversion issues - Add json.Number support for accurate integer validation 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>