docs: mark S19 complete in ROADMAP

S19-3: add rate-limits CLI subcommand (woclaw rate-limits)

step: S19-4 complete - rate limit tests + README section (hub/test/rate_limit.test.ts, README Rate Limiting chapter)

S18: Add TLS/SSL support for Hub (ws_server.ts + rest_server.ts)

step: S18 complete - TLS/SSL support documented in README

step: S17-3 prepare SKILL.md with ClawHub frontmatter (name, description, metadata, Security & Privacy, External Endpoints)

step: S17-2 fix woclaw_memory_list params in MCP-SERVER.md (tag→tags, remove unsupported limit)

step: S17-1 sync ROADMAP.md - add MCP Server usage docs and v0.6 S17 story

step: S17-1 Add MCP Server usage documentation (docs/MCP-SERVER.md)

step: docs - Add Codex CLI Hooks integration guide (CODEX-CLI-HOOKS.md)

step: sync ROADMAP.md - mark all S1-S16 stories and v0.2/v0.3 sections complete

step: docs - Add Gemini CLI Hooks integration guide (GEMINI-CLI-HOOKS.md)

step: ROADMAP.md - mark Claude Code Hooks guide as done, update timestamp

step: cleanup ROADMAP.md - remove duplicate S13-4 entry

step: S13-4 follow-up Add Claude Code Hooks integration guide