docs: update documentation to align with v0.21.x codebase

Merge remote-tracking branch 'origin/main' into rust-rewrite

chore(deps): bump the npm_and_yarn group across 3 directories with 4 updates

feat(rust): scaffold workspace + parity harness (phase-0)

Merge branch 'main' into fix/python-github-packages-publish

Merge pull request #221 from chopratejas/docs/port-wiki-pages-to-fumadocs

docs: port Docker-native, filesystem-contract, and persistent-installs pages to Fumadocs

ci: publish Python distributions to GitHub releases

fix: complete fork-friendly release publishing

chore(merge): resolve upstream main conflicts for pi codex branch

fix: restore release and compress regressions

ci: validate release workflows with act

fix: publish release artifacts and docker together

Merge pull request #192 from JerrettDavis/feature/spec-183

feat: add Pi/Codex and Cloud Code Assist compatibility routes

fix: align docker image versions with releases

fix: take highest release bump across unreleased commits

docs: move spec from specify/ to docs/spec/

docs: document HEADROOM_CONFIG_DIR / HEADROOM_WORKSPACE_DIR filesystem contract

fix: repair release and docs pipelines

refactor: implement canonical+commit-height release algorithm

docs: add releases & CI/CD documentation

tokens saved grid

new docs UI + ts doc coverage

fix: harden persistent install wrappers and review gaps

feat: harden persistent install wrappers

feat: add persistent install lifecycle management

Merge pull request #130 from Gyeonghun-Park/feat/cli-llm-backend

Merge pull request #139 from JerrettDavis/feat/docker-native-cli

feat: add copilot CLI wrap support

docs: fix CLI parity matrix table

feat(cli): support OpenClaw in Docker-native installs

feat(cli): add Docker-native install flow and parity docs

Merge remote-tracking branch 'origin/main' into feat/cli-llm-backend

Merge pull request #132 from JerrettDavis/jd/devcontainers

Update docs: cross-agent memory, plugin learn architecture, dedup

feat: add proxy healthcheck endpoints

feat(learn): add CLI-based LLM backends for keyless headroom learn

feat: expose proxy OTEL metrics and Langfuse status

Add observed cache TTL metrics and dashboard coverage

Harden cache validation reporting and TTL analysis

Harden anthropic cache-mode replay stability

Add memory-conscious Claude session benchmark harness

Clarify token vs cache run modes in docs

Rebrand proxy modes to token/cache and harden cache-mode stability

feat(cli): add one-command OpenClaw wrap bootstrap

Update benchmarks with real production telemetry and compression data

Merge remote-tracking branch 'origin/main' into feat/persist-savings-history

feat: add historical rollups and exports

Update Discord invite link across all docs