Release 0.5.6 (#1048)

.changeset/dirty-lizards-swim.md

.changeset/lovely-flies-press.md

.changeset/lovely-weeks-battle.md

.changeset/quiet-cows-rule.md

.changeset/strange-pumas-whisper.md

.changeset/tender-mice-retire.md

apps/docs/CHANGELOG.md

apps/docs/package.json

packages/autotool/examples/02_nextjs/CHANGELOG.md

packages/autotool/examples/02_nextjs/package.json

packages/autotool/package.json

packages/community/CHANGELOG.md

packages/community/package.json

packages/core/CHANGELOG.md

packages/core/package.json

packages/experimental/CHANGELOG.md

packages/experimental/package.json

packages/llamaindex/CHANGELOG.md

...maindex/e2e/examples/cloudflare-worker-agent/CHANGELOG.md

...maindex/e2e/examples/cloudflare-worker-agent/package.json