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Joey Yakimowich-Payne 2d0b8399f8
feat(server): add reconnection with 60s grace + snapshot resume (P4.7)
On disconnect, a player's slot is held for 60s via ReconnectManager.
During the grace window, game.delta frames destined for the absent
slot are buffered in order. If the client reconnects with its
original token (envelope-level), the grace timer is cancelled and
the server replays a fresh game.state snapshot plus every buffered
delta. Timer expiry triggers the original "player_left" game.end
cleanup that previously ran immediately on disconnect.

- new packages/server/src/reconnect.ts: ReconnectManager (no WS refs,
  no registry coupling, unref'd timers so tests don't block exit)
- broadcast.ts: unregisterConnection starts grace; handleRoomJoin
  routes reconnect path via envelope token + isPending check;
  handleGameMove buffers deltas for disconnected opponents
- reconnect.test.ts: 9 unit cases (grace/cancel/buffer/expire/reset)
- broadcast.test.ts: end-to-end reconnect scenario + negative case
2026-04-16 17:38:26 -06:00
.github/workflows chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
.sisyphus chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
docs chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
packages feat(server): add reconnection with 60s grace + snapshot resume (P4.7) 2026-04-16 17:38:26 -06:00
scripts feat(rete): add replay engine + state-hash determinism verifier (P3.3) 2026-04-16 15:25:13 -06:00
.gitignore chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
eslint.config.js feat(rete): add append-only event log with monotonic sequence (P3.1) 2026-04-16 15:24:11 -06:00
lefthook.yml chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
LICENSE chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
package.json feat(rete): add replay engine + state-hash determinism verifier (P3.3) 2026-04-16 15:25:13 -06:00
playwright.config.ts chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
README.md chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
tsconfig.base.json chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
tsconfig.json chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
vitest.workspace.ts chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00

@paratype

A Doorenbos-style Rete II rules engine for TypeScript games, with an authoritative WebSocket chess demo.

Packages

Docs

Getting Started

bun install && bun run check