* docs(claude-code): tidy configuration reference and sync README
Add missing settings (retainMode, retainToolCalls, retainTags,
retainMetadata, embedPackagePath, llmApiKeyEnv, agentName, and
several recall options) that existed in code but not in docs.
Restructure config tables with prose introductions, clearer
descriptions, and consistent layout across both files.
* refactor(claude-code): remove recallTopK setting
Unused client-side cap — Hindsight server already controls result
count via recallBudget and recallMaxTokens.
* feat(openclaw): remove hardcoded default models, rely on Hindsight API defaults
* feat(claude-code): remove hardcoded default models, rely on Hindsight API defaults
* feat(claude-code,docs): remove hardcoded default models from claude-code integration and docs
* feat: use claude-haiku-4-5 as default Anthropic model
* doc: add Claude Code + Telegram + Hindsight blog post
* doc: add fabioscarsi to blog authors
* doc: update fabioscarsi title to Contributor
* doc: remove horizontal rule dividers from blog post
* doc: update cover image and add image frontmatter for claude-code-telegram blog post
* doc: remove horizontal rule dividers
* doc: align Hindsight setup steps with PR #661 README
* fix: move marketplace.json to repo root and update source path
* doc: add Claude Code integration page, sidebar, and integrations hub entry
* doc: update versioned docs to 0.4.19
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Co-authored-by: Ben <ben.bartholomew@vectorize.io>