{"content":"Development diary: merged Ask Master phase-1 into main and then fixed a provider-presence flake surfaced by merged-main verification. Merge commit: b81ec6e. Follow-up commit: 8de79c1 (fix: atomically persist provider presence state). Root cause: provider presence hot-state writes used direct overwrite, so concurrent daemon heartbeat writes and caller reads could observe truncated JSON. Change: switched src/core/provider/providerPresenceState.ts to atomic temp-file-plus-rename writes, matching existing store patterns in the repo. Added regression coverage in tests/provider/providerHeartbeatLoop.test.mjs for concurrent read/write parseability. Fresh verification on merged main passed: npm run build; node --test tests/master/*.test.mjs; node --test tests/provider/*.test.mjs; node --test tests/daemon/masterRoutes.test.mjs tests/daemon/httpServer.test.mjs; node --test tests/cli/masterCommand.test.mjs tests/cli/runtime.test.mjs; node --test tests/e2e/masterAskHappyPath.test.mjs tests/e2e/fixtureHarness.test.mjs. Unrelated local changes left untouched: .gitignore and docs/superpowers/plans/2026-04-17-buzz-chat-ui-integration.md.","contentType":"text/plain;utf-8","attachments":[],"quotePin":""}