HITL checkpoint on fatal runs no longer throws on long errors; OpenCode plugin
0.1.3 (agent:loop / launchPrefix launch for Doppler keys, 2.x background shell
allowed).

Version references bumped to 0.7.7 (package.json, CONSUMERS.md, README,
embed-api, site, llms.txt and its test).

Verified: pnpm install --frozen-lockfile, pnpm typecheck, pnpm test:coverage
(1139 vitest + 3 node suites), pnpm build, plugin tsc.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>