Files
parking_solution/wiki/log.md
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julian dbf1fa17d7 wiki: document dev environment (WSL networking, workflow)
Capture hard-won dev knowledge that was only in commit messages:

- wsl-dev-networking: WSL2 NAT blocks UDP broadcast (device discovery can't
  reach the LAN); fix is mirrored networking (.wslconfig, Win11 22H2+), plus the
  gotchas that remained after — multiple interfaces, subnet-directed broadcast,
  localhost->IPv6 stall. Alternatives for non-mirrored setups.
- local-dev-workflow: first-time setup, pnpm dev, and the gotchas (the
  strip-types dev-server hang -> tsx, the 127.0.0.1 proxy fix, .env loading,
  seeding into the right DB).
- device-discovery: corrected the old "broadcast permission (EACCES)" note — the
  real cause was the lib not enabling SO_BROADCAST for global 255.255.255.255;
  documented the three verified broadcast gotchas + I/O serialization.
- schema: add a `reference` page type; new "Dev environment" index section; log.

Links lint clean; both new pages well-connected.
2026-06-14 13:09:35 +02:00

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6.2 KiB
Markdown

# Wiki Log
Append-only chronological record. Each entry: `## [YYYY-MM-DD] <op> | <subject>`.
Query with `grep "^## \[" log.md | tail -5`.
## [2026-06-14] ingest | Parking System — Architecture & Design Notes
First source ingested. Bootstrapped wiki scaffolding (CLAUDE.md schema, index.md,
overview.md, log.md). Created source summary, 14 entity pages, 9 concept pages, and
decision records (settled decisions + 6 open questions). Source is a dense design
doc covering stack, threat model, device architecture, UHPPOTE access control, the
custom ESP32 controller alternative, readers, and a reference BOM.
## [2026-06-15] decision | JWT key choice + ESP32 deferred
From app work, not a new source. Added [[open-questions]] #7 (symmetric vs.
asymmetric JWT signing key — raised by the commit security review; prefer RS256/EdDSA
so verifying hosts hold only a public key, mirroring the ATECC608 / challenge-response
property). Marked [[esp32-custom-controller]] `status: deferred` per decision not to
implement device-level auth for now (access control stays on UHPPOTE + network
isolation); noted in [[open-questions]] #6. Updated [[local-jwt-auth]] (hardened secret
handling + 8h expiry, asymmetric-key pointer) and the index.
## [2026-06-15] decision | Device-agnostic registry + first-run setup
From app work. Made the [[device-adapter-pattern]] selectable: added a
[[device-registry]] (catalog of drivers per category) and a [[first-run-setup]]
flow so the admin picks a device per lane at install. Categories: access
(ZKTeco / ESP32 relay), reader (Wiegand / TCP-IP), camera (Hikvision / Dahua,
snapshot-on-event), printer. Added a `CameraDevice` interface; new `lane_devices`
+ `setup_state` tables (migration 0001); admin-only setup endpoints. Stub drivers
for now (no real vendor protocols yet). Verified catalog + assign + validation +
auth end to end.
## [2026-06-15] decision | UHPPOTE library chosen + real driver
Researched Node options for the UHPPOTE controller. Chose the official
**`uhppoted`** npm package (MIT, actively maintained, full API incl. openDoor,
get-event(s)/event-index, set-listener, restore-default — covers the whole
[[event-log-ingestion]] design). Rejected: raw-dgram DIY (reinvents the lib),
node-red-contrib-uhppoted (wrong model), Go REST sidecar (extra runtime). Added
it to @parking/devices and implemented a real `uhppote` [[uhppote-controller]]
access driver (pulseOpen→openDoor, healthCheck→getStatus), registered in the
catalog. CJS interop: default-import + destructure. Verified it builds, appears
in the catalog, and degrades to "offline" gracefully without hardware. Real
on-VLAN test still pending.
## [2026-06-15] feature | Device discovery (UHPPOTE scan in setup)
The frontend had no way to find a UHPPOTE — but the controllers self-announce via
UDP broadcast. Added a generic [[device-discovery]] capability: optional
`DiscoverableDriver.discover()` on the registry, implemented by the `uhppote`
driver via `getDevices`. New admin-only `GET /api/setup/discover/:driverId`
(health-checks each found device); catalog now returns a `discoverable` list.
SetupWizard gains a "Scan for controllers" button that lists found devices with
health badges and auto-fills serial + host on selection. Verified: catalog flags
uhppote; discover runs and fails gracefully without hardware (broadcast EACCES);
non-discoverable driver → 400; no token → 401. Modeled generically so cameras
(ONVIF) can add discovery later.
## [2026-06-15] test+blocker | UHPPOTE hardware bring-up + entry-flow blocker
Brought up the real UHPPOTE (serial 225088491, fw 09120) end to end. Fixed the
networking path: WSL2 mirrored mode, then driver bugs — subnet-directed broadcast
(the lib doesn't enable SO_BROADCAST for global 255.255.255.255), broadcast must
match the target's subnet for unicast reply routing (health-check timeout fix),
multi-subnet discovery, and serialized I/O (concurrent calls collided on :60001).
Added .env loading (Node --env-file), env-gated+fail-closed SETUP_AUTH_BYPASS, and
an authBypass flag so the wizard drops the token field. Test scripts in
apps/server/scripts/ (uhppote-listen, uhppote-relay).
VERIFIED on hardware: discovery; host-commanded openDoor doors 1&2 (physical +
reason="remote open door"); button presses live (reason="push button ok").
BLOCKER FOUND: the controller push-button input auto-opens the relay in firmware —
no command to report-without-opening — so ticket-first entry (button→print→open)
is impossible as wired. UHPPOTE can't do it on that input; ZKTeco *might* via a
programmable aux input + PULL SDK but that's unverified and needs a new driver.
Recorded in [[access-controller-button-flow]] + [[zkteco-controller]]. Entry-lane
hardware decision paused to focus on the business side.
## [2026-06-15] feature | Cookie-based auth/authz (login, CSRF)
Built real authentication: bcrypt login → JWT in an HttpOnly+SameSite=Strict
cookie, readable CSRF cookie + X-CSRF-Token header (double-submit) on mutations,
role-guarded routes. Routes: /api/auth/{login,logout,me}. First admin seeded via
`pnpm --filter @parking/server seed-admin`. Removed the SETUP_AUTH_BYPASS shim
and the wizard token field; the SPA gates on /api/auth/me and only shows setup to
admins. Same-origin via the Vite dev proxy and a new prod nginx config
(deploy/nginx.conf). Verified end to end (curl + browser): wrong pass→401,
login→cookies set, me→admin, assign without CSRF→403 / with→201, no cookie→401,
session persists across reload. Updated [[local-jwt-auth]].
## [2026-06-15] lint+docs | Dev-environment pages (WSL networking, workflow)
Captured hard-won dev knowledge that was only in commit messages: new
[[wsl-dev-networking]] (WSL2 NAT blocks UDP broadcast → mirrored mode + the
multi-interface / subnet-broadcast / IPv6-localhost gotchas that remained) and
[[local-dev-workflow]] (setup, seed:admin, the dev-server-hang from the broken
strip-types script → tsx, the 127.0.0.1 proxy fix, .env loading). Corrected the
earlier "broadcast permission (EACCES)" note in [[device-discovery]] — the real
cause was the lib not enabling SO_BROADCAST for the global 255.255.255.255;
documented the three verified broadcast gotchas + serialization. Added a `reference`
page type to the schema; new "Dev environment" index section.