chore(release): v0.10.12

[jithinraj]

Summary

• Bump all workspace packages to v0.10.12
• CHANGELOG entry for v0.10.12

v0.10.12 Changes

• @peac/capture-node: Filesystem-backed durable capture stores (feat: filesystem-backed durable capture stores #376)
• @peac/adapter-openclaw: activate() one-call setup, generateSigningKey(), structured verification counters, dual-representation mismatch check (feat: openclaw plugin activation and keygen #377, chore: update openclaw example and adapter docs #378)
• RFC 9421 proof capture profile: Normative spec, extension schema, 5 conformance vectors (docs: RFC 9421 proof capture profile #379)
• Profiles taxonomy: Transport, Proof Capture, Wire Format categories (docs: RFC 9421 proof capture profile #379)
• CI: promote-latest workflow, publish preflight fix (fix(ci): publish preflight main fetch #373, chore: promote-latest workflow for npm dist-tag #374, fix(ci): NPM_TOKEN for promote-latest #375)
• Node baseline docs aligned to >= 22

Verification

pnpm lint          -- pass
pnpm build         -- 74 targets
pnpm typecheck:core -- pass
pnpm test          -- 3749 tests passing (144 files)
guard.sh           -- pass
check-publish-list -- pass
check-manifest-topo -- pass
version:check      -- all in sync
check-planning-leak -- pass
format:check       -- pass