MechaCat02 2a76ea13dd docs(v1.1.8): HANDBACK.md
Twelve-section reviewer report per the brief shape: scope-coverage
table, encryption/sessions design notes, users SDK notes, email-tied
flows, per-app roles, F1/F2/F3 implementation notes, decisions-beyond-
brief (§7, read first), how-to-verify-locally, open questions, latent
findings, deferred items, known limitations.

Key §7 flags for the reviewer: required `from` in EmailTemplateOpts,
duplicated TIMING_FLAT_DUMMY_HASH not refactored across admin auth
+ users SDK, no realtime_signing_key_nonce_LEGACY column to drop,
DELETE /users gated AppUsersWrite (admins satisfy via role chain),
cargo clean skipped on F2 attestation due to host memory constraints,
schema snapshot not re-blessed (DB-gated), integration test density
target not met (also DB-gated; reviewer to either add tests or
accept as known gap).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-06-06 18:09:52 +02:00
2026-06-06 18:09:52 +02:00

PiCloud

A lightweight, self-hosted, event-driven serverless compute platform. Upload a Rhai script, get an HTTP endpoint. Designed to run on a single modest server with no idle CPU cost, and to scale out to a small cluster when you need it.

Status: Phase 1 — MVP scaffolding in progress.

The authoritative design lives in serverless_cloud_blueprint.md.

Why

Existing serverless platforms are either cloud-locked, heavyweight, or both. PiCloud aims for the opposite end of the spectrum: one binary, one database, one reverse proxy — running on hardware you already own.

Architecture (one paragraph)

PiCloud splits into three logical services — manager (control plane: scripts, schedules, dashboard), orchestrator (per-node event ingress and dispatch), and executor (per-node Rhai sandbox) — each backed by a *-core Rust library. In MVP they run in a single process; in cluster mode they run as three binaries with one manager and one orchestrator + executor per node. Caddy fronts everything; PostgreSQL is the single source of truth.

See CLAUDE.md for working notes and serverless_cloud_blueprint.md for the full design.

Quick Start

Coming as scaffolding lands. For now:

# Rust toolchain (pinned via rust-toolchain.toml)
cargo check --workspace

# Run the all-in-one MVP binary (once main.rs is wired up)
cargo run -p picloud

Repository Layout

crates/
  shared/                 cross-cutting types
  executor-core/          Rhai engine + sandbox
  orchestrator-core/      event ingress, dispatch
  manager-core/           control plane
  picloud/                MVP all-in-one binary
  picloud-{manager,orchestrator,executor}/   cluster-mode binaries (skeleton)
dashboard/                SvelteKit
caddy/                    Caddyfile
docker/                   Dockerfiles
docs/
  git-workflow.md         Trunk-based workflow

Contributing

See docs/git-workflow.md for the branching and commit conventions. TL;DR: trunk-based, short-lived branches, Conventional Commits, no force-pushing main.

License

TBD.

Description
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Readme 7.9 MiB
Languages
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Svelte 6.2%
TypeScript 5.7%