Commit Graph
22 Commits
Author SHA1 Message Date
popertots 2cdbad0cea feat: SCA-only saved-card charges — 2FA charge fallback removed (C6), versioned consent fields, token provenance
PSR 2017 reg 100 makes SCA mandatory and non-waivable for customer-initiated
stored-credential charges; a merchant-side 2FA check cannot legally substitute
for it (authorising a token-less charge via 2FA leaves the MERCHANT liable for
ECI 7 / SLI 210 chargebacks and reg 77(6) compensation regardless of consent).

- payments/twofa.go: the homegrown 2FA fallback for token-less saved-card
  charges is REMOVED ENTIRELY. requireTwoFactorForCardAccess is now SCA-only:
  a non-empty Square verification_token (charge surfaces, token forwarded to
  Square) skips the gate; anything else is refused 402 verification_required.
  enforceSCAFallbackConsent is a compile-compatible no-op (fallback never runs).
- New requireTwoFactorForCardAccessWithTokenValidation distinguishes surfaces
  where the token IS forwarded to Square (charge — Square validates it) from
  card-SAVE surfaces (token client-asserted, never forwarded: a non-empty token
  must NOT skip the save gate, auth-F1).
- SCA tokenize-result wire contract (C1): a saved card charged with a fresh
  one-time tokenize-result sends the token as the charge SOURCE (new_card_token
  -> source_id) alongside saved_card_id, never a separate verification_token.
  resolveChargeSource resolves the saved-card branch FIRST (customer from the
  card row, token as source) so combined token+card requests are SCA-clean.
- C6 consent fields (consent_version / consent_accepted) added to the booking/
  tip/till/gift-card charge requests, enforced server-side before any fallback
  charge could reach Square and recorded on the 2fa_fallback_charge audit row;
  logVerificationTokenProvenance traces minted tokens to their charge.
- user 2FA issuance gate refactored into pure build-agnostic functions
  (twoFAPepperConfigured / twoFADeliveryChannelConfigured /
  twoFAEnsureIssueAllowedStrict) shared with the payments re-issue path and
  exercised directly by the test,dev suite; TWO_FACTOR_FALLBACK switch and
  .env.example entry removed; startup posture notes updated.
- Test coverage: fail-closed 2FA production gates (pepper/delivery), token
  validation on save vs charge surfaces, completion idempotency, idempotency
  key determinism, refund-policy 72h/24h epsilon boundaries, VAT parity.
2026-08-22 00:34:50 +01:00
popertots b7122be3a0 fix: SCA review round + gitea pipeline green — GDPR audit scrub, backend test gaps, frontend SCA/Square-API, docs parity
7 review agents (pipeline run, self-review, codebase-context, frontend-placement,
backend testing-gaps, Square-API, docs-parity) audited the SCA-primary work.
ALL findings fixed, including every pre-existing red CI job:

GDPR (HIGH):
- anonymize_user() now scrubs admin_audit_log.target_user_id (mirrors
  delete_guest_user) so 2fa_fallback_charge rows (customer id + card_last4 PII)
  no longer survive registered-user account deletion; gdpr test added

BACKEND TEST GAPS (all 10):
- delivery-unavailable 503 branch: prod-tag predicate test + dev-variant marker
- twoFactorFallbackEnabled alias/case/default matrix tests + exported wrapper
- insertTwoFAFallbackAudit details-JSON shape + audit-row assertions for all
  6 gate sites (booking/tip/gift-card/payment-method/terminal/till, both actors)
- CreateTerminalPayment.VerificationToken: passthrough, too-long 400, 2FA-skip,
  token-less fallback + SCA-required (new terminal_sca_test.go)
- isVerificationRequiredError at all 5 charge sites (402 + code:verification_required)
- customer_initiated handler-level assertions (MIT false admin / CIT true customer)
- Mock: ApprovePendingVerification, ChallengeResult auto/deny, _deny token suffix,
  parseVerifyToken unit tests

FRONTEND SCA + Square-API (CRITICAL):
- tokenizeSavedCardWithVerification reads result.token (the verified token) not
  result.verificationResult (deprecated verifyBuyer shape — saved-card SCA could
  never succeed in production before); parseTokenizeVerificationResult pure fn
  extracted + pinned in square.test.ts; 'verified' with no token proceeds tokenless
- HIGH: saved-card idempotency key regenerated after a definitive 402 (fresh token
  under the same key = IDEMPOTENCY_KEY_REUSED dead-loop); kept on 503/cancelled
- challenge-cancelled copy no longer promises a 2FA fallback the UI doesn't show;
  'waiting for approval in your banking app' state on CIT surfaces
- sca-unavailable demotion resets per attempt; card selection disabled mid-challenge;
  genuine saved-card declines no longer relabeled 'requires verification';
  modal-close guard during processing; retry affordance standardized

PIPELINE (every red job now green):
- prod-tag build break fixed (shared square stub + test_helpers_test.go, prod-safe)
- govulncheck: x/image 0.45.0 bumped (x/text resolved); go mod tidy clean
- race: TestDeleteAccount_InvalidatesSquareCustomerCache made deterministic
- DAV_ADMIN_PASSWORD placeholder in .env.example (compose config passes)
- frontend: prettier 28 files, eslint, a11y 38 errors, knip (currentZIndex),
  deps in-range, audit vulns (nanoid/postcss) — all fixed; 67 vitest cases

DOCS PARITY (6 DRIFTs + 5 GAPs): payments doc Ch4/Ch14/Appendix A, Technical
Manual 2FA + counter-reset + payment sections, README test counts + SNAPSHOT_ENC_KEY,
Feature Catalog, .env.example REQUIRE_2FA — SCA-primary/2FA-backup posture verified
against code everywhere

Verified: 26/26 dev + 24/24 prod packages, both vet tags, golangci-lint/staticcheck/
gosec 0 on both tags, gitleaks clean, 2,464 backend + 67 frontend tests.
2026-08-22 00:34:50 +01:00
popertots 5dae0bba08 feat: Square 3DS2 SCA primary authorisation for saved-card charges; 2FA demoted to audited backup
SCA is now the PRIMARY authorisation for saved-card (ccof) charges (PSR 2017 /
chargeback liability shift); the homegrown 2FA becomes a BACKUP used only when
SCA is unavailable (e.g. a bank without in-app approval), with a strict audit
trail. The 'approve in your banking app' UX comes from Square buyer
verification. Email/SMS remains the intended 2FA delivery channel; the [2FA]
stdout-log relay (TWO_FACTOR_ALLOW_LOG_DELIVERY=true) is the explicit-insecure
pre-email/SMS stopgap.

BACKEND:
- CreateTerminalPaymentRequest gains VerificationToken (forwarded to Square in
  the admin saved-card branch; validated like the other charge handlers)
- Structured SCA-required error surfacing: isVerificationRequiredError +
  writeVerificationRequiredResponse (HTTP 402 with {code:'verification_required'})
  at all 5 charge error sites — the frontend keys on it to trigger the challenge
- requireTwoFactorForCardAccess reworked: SCA token present => 2FA skipped
  (SCA primary); no token => 2FA fallback requires delivery channel + consume +
  insertTwoFAFallbackAudit (admin_audit_log reason 2fa_fallback_charge,
  {sca_performed:false,...}); TWO_FACTOR_FALLBACK env flag (default true) gates
  the fallback; false => SCA-only posture
- MIT vs CIT: admin till saved-card + admin booking saved-card charges now flag
  customer_initiated=false (merchant-initiated, no SCA, no liability shift);
  customer-initiated online flows keep true

FRONTEND:
- square_card_id threaded through SavedCard/SelectableCard + admin lists
- isVerificationRequiredSignal + shouldFallbackTo2FA helpers (402 + code / text
  fallback); VERIFICATION_REQUIRED_MESSAGE
- tokenizeSavedCardWithVerification (Square SDK tokenize(details, squareCardId))
  with verified/challenge-cancelled/sca-unavailable/sca-failed outcomes
- Per-surface SCA retry with the SAME idempotency key + fresh verification_token
  (booking/tip/till/gift-card/admin); 'waiting for approval in your banking
  app' state on admin surfaces; 2FA backup-only UX in the shared composable

MOCK PARITY:
- SimulateSavedCardVerificationRequired toggle (default off) + grandfathering
- Challenge state (ApprovePendingVerification/DenyPendingVerification,
  ChallengeResult config, token-encoded _ok|_deny outcome)
- One-time-use verify_mock_ token ledger + amount/source binding
- MockCardForm saved-card verification simulation + mock Approve button
- Tests: saved-card SCA gate, one-time-use, denied, amount-mismatch,
  grandfathered; frontend helper tests

DOCS: payments-doc SCA appendix, Technical Manual 2FA section, README,
Overview, Feature Catalog updated to SCA-primary + 2FA-backup; env-var
documented (42/42).

26/26 backend packages; 95/95 frontend tests + build; env-docs 42/42.
2026-08-22 00:34:50 +01:00
popertots 6d82535780 fix: adversarial review round — replay-rescue double-charge, discount credit, 2FA/per-IP limits, snapshot encryption, refund reconciliation, VAT, frontend parity, tests+docs
Addresses the adversarial fresh-eyes audit (findings A1-A20) plus review-round fixes:
- CRITICAL A1: replay-by-key rescue cross-checks replayed CreatedAt; ccof blind-fail leaves pending with CRITICAL + notification instead of clawing back
- A2/A3/A4: till idempotency key restored to unconditional hash; tip rejected in CreateBookingPayment; campaign discount now reduces the charged amount (deposit credit)
- A5: admin notifications on blind-fail, manual-refund re-arm, cap-stranded charge-group, webhook FAILED/REJECTED refunds
- A6/A10: BuyGiftCard idempotency user-scoped; gift-card slot scan advances past failed rows
- A7/A14/A15: 2FA user+IP limiter, SNAPSHOT_ENC_KEY startup validation, accurate pepper/log-delivery docs
- A8/A9: snapshot encryption on all write+reuse sites; MPV->SPV effective voucher type (single VAT point)
- A11/A12/A13/A16: amount-aware refund reconciliation; completed-booking refund re-validation; till retry dedup; PaymentWasRefunded on SquareClient interface
- A17/A18/A19/A20: CI runs npm test; confirm_overflow_tip frontend dialog; unknown-event admin notification; mock token redaction
- M7 ConfirmOverflowTip, M9 snapshot encryption, C1 discount ordering regression test
- Frontend vitest framework (41 tests), backend coverage for fixed functions, docs corrected (2,269 tests, SUPPORT_EMAIL tokens, resolution status)

All 25 backend packages pass; frontend 41/41; build + env-docs green.
2026-08-22 00:34:50 +01:00
popertots 78e6d00dc5 fix: payments review rounds — money-safety, GDPR, security, gift-card cancel, modal stacking
Money-safety:
- Deterministic till idempotency fallback (Square-charging only); cash/on_the_house keep unique keys; £250 till gift-card cap; 45-char key validation
- Gift-card admin caps £250/tx + £5,000/day; user buy £500/day; BuyGiftCard allowlist unchanged
- CancelGiftCard: CCR 2013 14-day right with partial-spend refund of the unspent balance (spend verified via payments.gift_card_id); atomic vs redeem/transfer; refunds stay pending until reversal commits; admin cancel surface (AdminCancelGiftCard)
- Sweep: cancelled-booking charges failed+notified instead of silently completed; source-override replay uses live square_source_id; legacy square-less refund sweep; snapshot refresh on pending reuse
- Refund lock consolidation; recordTerminalPaymentTx shared recorder; structured Square error codes; terminal checkout CustomerID

GDPR / security:
- Notes retained as de-identified medical/safety record at erasure (single field treated as health data; rest of record wiped, no re-identification map) + comments updated per UK GDPR/Art 9/Equality Act 2010
- square_request_snapshot PII scrubbed on all erasure paths; delete_guest_user FK unlinks; verification codes + dispute reasons handled; idle/stale-guest erasure deletes Square cards/customers + CardDAV/R2
- Durable square-erasure outbox job (retry-square-erasures); 2FA dev/prod build split, pepper fail-closed, no prod code-in-log; prod 2FA delivery fail-loud without a channel
- Webhook unknown-type family split (non-money acked, money retried); untracked dispute notifications; rate-limit CF/X-Real-IP trust gating; nginx CSP nonce + api_limit

Frontend:
- Dynamic z-index stack (ui/dialog/zindex.ts) claimed in open order via data-state observer; re-claims on every reopen; removes stale !z-* overrides — nested modals (booking→user→booking) always paint newest-on-top (browser-verified 3-level + reopen)
- Mobile: iOS zoom fixes, bottom-sheet dialogs, 44px touch targets, inputmode decimal, dvh
- Gift-card buy/cancel UI, admin £250 + daily limits, cancellation/privacy/terms policy accuracy

S3:
- Connect() creates buckets before probing; in-memory fallback only on genuine unreachability; health reports degraded; stale S3_PUBLIC_URL documented (host-specific)

Tests/docs:
- 2263 test functions; all 22 backend packages green; round8/9/10 regression suites; NextEditWindowTime removes wall-clock flake; docs reconciled (notes retention, gift-card partial-use, modal T15 future work)
2026-08-22 00:34:50 +01:00
popertots 5cc5a7f6d2 fix: review round 7 — fresh-eyes audit fixes (6 agents) + full test suites for every backend change
Fresh-eyes review round with 6 independent agents (money-safety, concurrency,
Square wire parity, security, frontend flow, testing-gaps). Every finding was
independently verified against the code before fixing. All backend changes
now carry full test suites (10+ new tests, each verified to FAIL without its
guard). All 20 packages green, race detector clean.

Money-safety:
- Gift-card purchase refunds no longer create money: manual refunds of a
  no-booking (gift-card purchase) payment are rejected with a clear message
  in the direct handler AND never re-issued by the sweep-resume path
  (processManualPaymentGroup skips them; reconcile-then-fail, no re-issue).
- BuyGiftCard no-client-key fallback: derived deterministically under the
  advisory lock (pending-row reuse fixes lost-response double-charge;
  completed-row sequence advance preserves distinct-purchase collapse fix).
- Terminal completion is never unrecorded: activeTerminalCheckoutID now calls
  recordUntrackedTerminalPayment when a provisional (tmp-) checkout is found
  COMPLETED at Square (previously only marked the row COMPLETED — a lost poll
  left the payment invisible and unrefundable).
- Sweep: provisional tmp- checkout rows are resolved against Square first
  (COMPLETED → record; live → keep guard; NOT_FOUND/CANCELED → fail;
  ambiguous → leave pending) instead of blind-failing a possibly-live
  checkout. recordUntrackedTerminalPayment re-checks the booking status
  (FOR UPDATE) and refuses to record on a cancelled booking, inserting a
  critical_payment_log admin notification instead. Till-sale post-charge
  UPDATE now requires status='pending' (no resurrection of a clawed-back sale).

Frontend (Svelte 5):
- UserPaymentModal keeps CardSelection mounted through processing (bind:this
  ref + Square iframe survive the loyalty/tokenize awaits) — new-card
  payments work again.
- BookingFlow clears the cached nonce/verification pair on any failure (retry
  re-tokenizes fresh; idempotency key retained for dedup); 409 'already paid'
  refetches the booking and reconciles depositPaid so the confirmation gate
  opens; Back button disabled during processing.
- Synchronous double-submit guards on buyGiftCard/redeemGiftCard/submitTip.

Square wire parity (mock vs real):
- processing_fee sign unified (negated at paymentFromSquare; mock agrees).
- SimulateSourceUsed (SOURCE_USED, 400) matches real CreateCard.
- GetCardsOnFile excludes disabled cards (matches ListCards).
- ForcePaymentStatus toggle + tests prove the charge path can't be status-blind.
- CreateCheckout rejects empty device_id (env fallback SQUARE_TERMINAL_DEVICE_ID);
  completed terminal checkout's payment resolvable by id.

Security:
- 2FA attempt-map data race fixed: lastAt is atomic.Int64 (nanos) — eviction
  scan reads race-free; concurrent verify+evict tests under -race.
- Backend refuses to start on weak/placeholder JWT_SECRET_KEY (<32 chars or
  known public placeholders) with openssl rand -hex 32 guidance.
- Dockerfile no longer COPYs .env (secrets injected via compose env_file).
- SabreDAV requires DAV_ADMIN_PASSWORD (no admin/admin default); compose
  fails at config time when missing.

Testing gaps closed (each verified to FAIL without its guard):
- refunded-dedup 409 (CreateBookingPayment), keyed sweep past-retention
  blind-fail, reconcile status-switch (CANCELED/FAILED/APPROVED/PENDING/unknown
  in both by-key and by-id paths), resolveChargeSource Square-failure branches,
  structured 500 / CARD_DECLINED / cancelled-context E2E (row stays pending),
  deriveBookingPaymentIdempotencyKey >45-char truncation, webhook
  findPaymentByDisputeID fallback, clawbackOneTillSale non-gift-card branch,
  dispute.evidence / terminal.checkout dispatch.

Infra:
- local-dev-2.sh fails loudly on port-5432 squatters / docker compose failures
  (previously died silently under ERR_EXIT with hidden output).
- Test harness defaults SQUARE_TERMINAL_DEVICE_ID; money_safety_fixes_test.go
  gained the missing build tag.

Verification: go test -tags test,dev -count=1 -parallel 8 ./... (20/20 ok),
-race clean on 2FA + payments money paths, go build ./... + -tags dev, go vet
clean, svelte-check 0 errors, env-docs gate OK (36 vars), docker compose
config valid.
2026-08-22 00:34:49 +01:00
popertots 67cf5b9a45 fix: review round 6 — P0 deposit charge, idempotency rotation, dev-safety guard, 2FA/webhook hardening
Sixth fresh-eyes review pass (5 agents: goal, QA, code-quality, security,
context-mining). QA FAILED the deposit-required new-card flow; the P0 root
cause was backend + frontend, now fixed. All 20 packages green.

P0 money-safety:
- Deposit-required bookings now actually charge the deposit on new-card
  payment. Two-part fix: (1) CreateBookingHandler re-reads the
  trigger-maintained total_amount/total_duration_minutes from the DB after the
  booking_services insert (the INSERT..RETURNING row predates the recalc
  trigger, so TotalAmount serialized as 0 and DepositPaid computed TRUE on an
  unpaid booking — the frontend gate trusted deposit_paid:true, never charged,
  and confirmed the booking with zero payment rows); (2) BookingFlow.svelte
  gates the confirmation view on depositPaid and guards against re-creating a
  booking on retry. Regression test
  TestBookings_Create_DepositPaidFalseOnUnpaidBooking.

Payments (idempotency + money):
- deriveBookingPaymentIdempotencyKey: no-client-key fallback now advances a
  sequence for repeatable types (partial) and rotates past refunded completed
  rows, so refund-then-repay and equal-amount partials diverge onto distinct
  keys; an un-refunded completed row keeps its key (double-charge protection
  holds). Dedup hits on refunded rows now 409, never stale success.
- chargeFailureStatus default is 503 (ambiguous), never 402; table test.
- Flaky TestBookingPayment_FullPayment_SplitsIntoDepositAndBalance fixed
  (ORDER BY payment_type).
- resolveChargeSource: orphaned card-on-file disabled via DeleteCardOnFile
  when SaveCardForUser fails (best-effort, redacted log); retry path preserved.

Square client:
- Dev builds HARD-FAIL (panic) on SQUARE_ENVIRONMENT=production without
  SQUARE_ALLOW_REAL_API=1; sandbox routes with a loud banner.
- Mock fault-injection FailAfterCommit (commit-then-5xx) exercises the exact
  lost-response same-key retry; SimulateCardTokenUsed; 45-char idempotency-key
  cap parity; SquareEnvironment/SquareLocationID shared env helpers used by
  the sweep (env contract no longer comment-only).
- listRefunds truncation now errors (money-sensitive reconcile retries
  instead of over-refunding); getCardsOnFile truncation loudly logged.

Webhooks + 2FA:
- square-environment header checked fail-closed (403) when configured env is
  production/sandbox; dispatch DB work bounded by 30s timeout contexts.
- 2FA codes HMAC-SHA256 pepper'd (TWO_FACTOR_PEPPER) with legacy-hash
  migration + upgrade-on-verify; disable-flow mint cooldown (1/min, 429) caps
  the brute-force loop; in-lockout records never LRU-evicted.

Repo hygiene:
- env-docs CI gate green again (FRONTEND_ORIGIN + SQUARE_ALLOW_REAL_API +
  TWO_FACTOR_PEPPER documented; Vite DEV built-in allowlisted).
- Dead square_deposits schema dropped; obsidian/README/legal-page drift fixed
  (consumeradvice.scot signposting, CORS allowlist, p11 R3/P13, T1).
- 2FA disable residual documented; P6 email/SMS delivery and P12 sandbox
  smoke test remain the pre-go-live gates.

Verification: go test -tags test,dev -count=1 -parallel 8 ./... (20/20 ok),
go build ./... + -tags dev, go vet clean, svelte-check 0 errors, env-docs
gate OK, live deposit-required flow re-verified end-to-end (deposit £11
charged, square_payment_id recorded).
2026-08-22 00:34:49 +01:00
popertots 9bb812669e fix: fresh-review round — 2FA deliverability, disable re-verification, GDPR batch scrub, dispute alerting, docs accuracy
Second fresh-eyes review pass (7 agents: goal, security, code-quality,
context-mining, webhooks+2FA, client+mock+sweep, refunds/giftcards/handlers).
Money-safety core verified sound (identical-body replay byte-lossless, clawback
gated on definitive proof, no double-charge window). This round fixes the
issues the fresh pass surfaced:

2FA:
- Setup now DELIVERS the code via the [2FA] server log in ALL modes (was:
  nothing in enforced mode -> production 2FA was an unbreakable dead-end and
  saved-card charges were permanently 403). Enforced mode still withholds the
  code from the API response; the log line is the fake delivery channel until
  email/SMS lands (P6).
- Disabling 2FA now requires a fresh verification code when enforcement is ON
  (previously ignored the code -> a password-only attacker could lift the gate).
  Shares the 5-attempt lockout and timing-safe compare. Dev bypass retained.
- REQUIRE_2FA parsing normalized (false/0/off/no, case-insensitive);
  startup warning extended to the empty-env/mock-client/enforced-2FA confusion.

GDPR:
- anonymize_user() SQL now scrubs two_factor_* columns + staff notes, so the
  idle-account batch cleanup (CleanupIdleAccounts) is erasure-clean, not just
  the user-initiated delete path.

Webhooks:
- dispute.created for an untracked Square payment now raises a
  critical_payment_log admin notification (chargeback the app can't reconcile
  is never silent). Reason strings truncated on rune boundaries (valid UTF-8).
  Stale at-most-once comment corrected; revertTillSaleGiftCardFunding
  duplication noted.

Sweep/mock parity:
- Mock CreatePayment dedup is now source-aware (IDEMPOTENCY_KEY_REUSED on
  source mismatch) matching ReplayPaymentByKey and real Square.
- COMPLETED-but-never-polled terminal till-sale checkouts are now recorded by
  the sweep (previously only booking checkouts were; till charges were
  invisible until the 24h blind-fail WARN).
- Legacy snapshot-less minimal-body replay, SQUARE_LOCATION_ID drift, and
  in-memory-mock-restart limitations documented.

Docs:
- Webhook path corrected everywhere (/webhooks/square, not /api/webhooks/square
  - a deployer following the old path would 404 and silently lose all webhook
  reconciliation).
- 2FA enforcement semantics + code-delivery mechanism documented accurately
  (fail-closed default; log-delivery channel; disable re-verification).
- README/User Manual note the 2FA requirement on online saved-card payments.

Tests: 2,151 (up from 2,142). Backend 26/27 packages green (crussell/db fails
only in this environment: local postgres doesn't offer scram-sha-256 for the
test role; package is byte-identical to HEAD and untouched here). Frontend
builds; svelte-check 0 errors.
2026-08-22 00:34:49 +01:00
popertots e9b0f0f2a7 fix: review-loop hardening — identical-body replay, 2FA gates, webhook at-least-once, GDPR scrub
Follow-up to the comprehensive payment-system review. Fixes the issues the
review found in the initial integration, plus the rough edges it introduced.

Money-safety:
- Replay-by-key now replays the FULL original request verbatim from a stored
  square_request_snapshot, so a retained idempotency key returns the original
  payment instead of IDEMPOTENCY_KEY_REUSED (previously the row sat pending
  forever). IDEMPOTENCY_KEY_REUSED remains ambiguous (never proof of no charge).
- Dev mock mirrors real Square for unknown-key replays: ccof: saved-card
  sources are charged and rescued; spent cnon: nonces surface
  ErrReplayKeyNotRetained. (Fixes dev/prod parity divergence.)
- Webhook dedup row committed AFTER dispatch (at-least-once); FAILED till sales
  claw back gift-card funding; event-type strings match Square's real catalog.
- Expired-gift-card cancellation refunds set creditFailed (never a phantom
  'completed' refund); cancellation refunds lock all payment rows ascending.
- Sweep never rescue-completes a gift-card purchase without delivering the card.
- Tip no-client-key fallback is a deterministic count-based key under the
  booking advisory lock (retry-safe, distinct tips don't collapse).
- M-cap subtracts completed refunds, clamped to [0, total].

2FA (PSD2 SCA stand-in) for online saved-card payments:
- Full feature: status/setup/verify/disable endpoints, gating helper wired into
  all 7 saved-card charge paths (incl. BuyGiftCard + admin saved-card), account
  admin-tab settings UI, frontend gating across all payment surfaces.
- Enforcement is FAIL-CLOSED: on unless REQUIRE_2FA=false or an explicit
  mock/dev SQUARE_ENVIRONMENT; startup warning when off in a non-dev env.
- Verify is brute-force hardened (5-attempt lockout, timing-safe compare);
  plaintext codes only logged when enforcement is off (dev).
- GDPR: anonymize_user also scrubs 2FA columns and staff notes.

Infra/docs:
- nginx: /api/ response cache removed (cross-user disclosure); port 80
  redirects to HTTPS (localhost/RFC1918 exempt, end-anchored regexes); HSTS;
  separate webhook rate-limit zone.
- Schema: users 2FA columns; payments/till_sales square_source_id +
  square_request_snapshot.
- Legal docs: gift-card cooling-off, international-transfers section, tips
  policy; Gap Backlog P3 webhooks marked done; stale counts/wording corrected.
- Flaky test race fixed (t.Parallel + global mock mutation); suite 26/26
  packages green, 2,142 tests, svelte-check clean.
2026-08-22 00:34:49 +01:00
popertots 91fe5ea399 Fix compose backend env file; document R2 and Square webhook variables
compose.yml backend service now reads the root ./.env (which README instructs users to create) instead of the nonexistent backend/.env. Promote R2_ACCESS_KEY/R2_SECRET_KEY/R2_BUCKET/R2_PUBLIC_URL to active vars (prod S3 reads all four via getEnv) and document the webhook URL/signature-key exact-match requirement with fail-closed (503/403) wording.
2026-08-22 00:34:49 +01:00
popertots 52e2bfff55 Add dev-only frontend Square mock mode for as-if-live walkthroughs
VITE_SQUARE_ENVIRONMENT=mock renders a plain HTML card form (MockCardForm)
instead of the Square Web Payments SDK iframe, minting the same cnon: tokens
the backend dev mock accepts — all 8 payment flows run end-to-end locally with
zero credentials.

- isSquareMock() gated on import.meta.env.DEV: structurally impossible in a
  production build even if the env var is mis-set
- MockCardForm: Luhn/brand/expiry/CVC validation, Amex 15-digit + 4-digit CVC,
  error states, disabled propagation — mirrors the real form's onReady contract
  so CardSelection.isCardValid and submit guards behave identically
- tokenize() maps typed card -> deterministic cnon: token matching backend
  detectCardInfo (4242->test-card, 4111->visa, 5555->mastercard, 3782->amex)
- lazy-loaded via dynamic import: mock code ships in its own chunk, referenced
  only from the mock branch, never statically imported into the main bundle
- docs: .env.example (mock pairing with SQUARE_ENVIRONMENT=mock), P11 plan
  (mock opt-in + canonical-last4 caveat), Feature Catalog (2.1, 2.5)
- prettier formatting fixes in 10 unrelated files (line wrapping only)
2026-08-22 00:34:49 +01:00
popertots 7439fa86c1 Fix payment review round 3: saved-card idempotency, stale-pending sweep, webhook fail-closed
R1/R4: saved_card branch in CreateTerminalPayment now mirrors CreateTipPayment
- advisory lock (crussell:payment:<bookingID>) serializes concurrent double-clicks
- deterministic key bookingID-sc-type-amount-cardID (<=45 chars) so a lost-response
  retry derives the same key and dedups instead of double-charging
- idempotency switch inside the lock: completed -> dedup, pending -> reuse with
  pence amount-guard, failed -> clean 409
- success response includes card_brand/card_last4 (frontend already reads them)

R2: add 'failed' case to all four retry switches (tip, booking, gift card, till)
- a swept/definitively-rejected record returns 409 instead of 500-ing on the
  idempotency_key UNIQUE constraint

R3: extend SweepStalePendingPayments to till_sales card rows
- sweeps pending till_sales (online_square/in_person_card) past Square's ~24h
  key retention, closing the double-charge window for till sales
- swept rows logged with the same CRITICAL manual-reconciliation marker as the
  refund sweep

Webhook fail-closed: reject 503 when SQUARE_WEBHOOK_SIGNATURE_KEY unset, 403 on
bad signature (was: skip verification in dev)

Refund status resolution: refunds now resolve by Square status
(COMPLETED/PENDING/FAILED/REJECTED) instead of assuming completed; real error
codes (REFUND_AMOUNT_INVALID, PAYMENT_NOT_REFUNDABLE, REFUND_ALREADY_PENDING)
added to the definitive/processed classification

HTTP client: CreateCard key truncated to <=45 chars, device_options always sent
(env SQUARE_TERMINAL_DEVICE_ID fallback), processing_fee reads amount_money,
ListCards cursor loop, refund keys hashed to <=45 chars

Other fixes: payment/till/gift-card advisory-lock + FOR UPDATE asymmetries,
GetPaymentByID NULL scans, loyalty redemption lock, card upsert on conflict,
mock ccof: prefix parity, IsValidSquareCheckoutID for real Square IDs,
isAdminRequest defense-in-depth on all 6 admin payment handlers, webhook
signature docs, M8/L5 debug markers removed

Docs: README/FC/TM/Overview updated (22 jobs, 20 CRITICAL sites, 23-section
GDPR export, sweep jobs, webhook fail-closed); P11 plan marks remaining items
(sandbox smoke test, M-8 customer_id, saved-card key dedup trade-off) as
deferred with rationale; gap backlog pruned of completed items
2026-08-22 00:34:49 +01:00
popertots 64d4b65083 Implement P11: Square Web Payments SDK new-card tokenization
Re-enable new-card entry across all 8 flows via Square Web Payments SDK
cnon: nonces (backend was already P11-ready):
- Add square.ts SDK loader (env-gated on VITE_SQUARE_APPLICATION_ID/LOCATION_ID,
  sandbox vs prod URL auto-derived from app-ID prefix) + SquareCardInput.svelte
  (tokenize() via bind:this, onReady state, CardEntryUnavailable fallback)
- CardSelection.svelte: replace newCardDisabled gate with new-card toggle +
  SquareCardInput; expose tokenize() for parent flows
- Wire new-card mode into tip x3, booking payment (UserPaymentModal), deposit
  (BookingFlow incl. guest), Buy a Gift Card + Add a Card (account), and admin
  till online_square (GiftCardsManagement create/topup)
- Retry-safe: each flow caches the one-shot nonce and reuses it on retry so the
  backend idempotency key dedups instead of re-tokenizing
- Docs: README, Gap Backlog P11, Feature Catalog, Technical Manual, P11 plan
2026-08-22 00:34:49 +01:00
popertots b3729c8a5a docs: add DAV_SKIP_INIT to .env.example
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2026-07-11 15:25:44 +01:00
popertotsandSisyphus 85c043ad7f fix: add golangci-lint to pre-commit hook, clarify R2_ENDPOINT in env example
Pre-commit now runs golangci-lint (3m timeout) after go vet, before staticcheck. R2_ENDPOINT comment updated to clarify it is prod-only and local dev uses S3_* vars.

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>
2026-07-11 14:12:28 +01:00
popertots 9e3c9323c3 ci: fix nginx config check cp path, add R2_ENDPOINT to .env.example
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- nginx-check: cp needs trailing filename when copying to a directory
- .env.example: uncomment R2_ENDPOINT as an active variable so the
  env-docs-check script detects it as documented
2026-07-10 10:33:33 +01:00
popertotsandSisyphus 49ee167d69 chore: add missing env vars to .env.example
Add 11 previously undocumented env vars: TEST_DB_HOST, TEST_DB_DSN, GO_TESTING, SQUARE_WEBHOOK_NOTIFICATION_URL, DAV_BASE_URL, DAV_ADMIN_PASSWORD, NO_COLOR, VITE_BACKEND_URL, RUSTFS_*

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>
2026-07-10 09:31:28 +01:00
popertots 2e1ab9d745 feat: Square payment integration, booking flow redesign, and timezone/weekday fixes
- Add Square payment integration (mock + handlers + UI): terminal/online payments,
  refunds, tips, saved cards, webhooks. Build-tagged dev/prod clients.
- Redesign booking flow: Step 4 conditional (deposit only), Step 5 confirmation
  screen with booking ID, auto-submit on transition.
- Redesign schedule modal: 2x3 button grid with Pay Deposit/Pay Early logic.
- Add deposit warning banner at Step 1 for users with outstanding deposits.
- Fix weekday conversion bug: Go 0=Sunday vs DB 0=Monday mismatch in 6 locations.
- Fix timezone bug: UTC vs London time in closing hours validation.
- Fix frontend error parsing: plain text backend errors now displayed correctly.
- Fix crypto.randomUUID fallback for environments without Web Crypto.
- Add 7 new regression tests: closing hours, advance check, active booking limit,
  weekday conversion, UTC/London, deposit snapshot, exceptional hours.
- Fix 3 flaky tests: dynamic dates instead of fixed, no-show timing.
2026-05-23 11:29:34 +01:00
popertots 970cc5554d feat: add email verification, profile pictures, deposits, and calendar
export
Backend:
- Add email verification code generation and verification endpoints
- Add profile picture upload with S3 storage and image processing
- Add deposit_required field to users with 48h advance booking
  requirement
- Add loyalty stamps that accumulate on completed bookings
- Auto-transition bookings: confirmed → in_progress → completed
- Add booking cancellation handler with no-show detection
- Add ICS calendar file download endpoint for bookings
- Sync bookings to CalDAV on confirmation
  Frontend:
- Add schedule page route
- Add avatar and image-cropper UI components
- Update shadcn-svelte components (button, dialog)
- Add "Add to Calendar" button in booking modal
  Database:
- Add verification_codes table
- Add profile_pic_url, loyalty_stamps, deposits_required to users
- Various schema updates
2026-02-21 18:48:29 +00:00
popertots 9259de9393 Portfolio: add filtering, URL sharing, and improved tag input
- Add category filters with dynamic counts that reduce as filters
  applied
- Add ?filter[category]=value URL params for filterable links
- Add ?img= timestamp param that bypasses filters to show specific image
- Update URL when opening/navigating/closing modal for shareable links
- Backend: add /api/portfolio/filters endpoint with filter logic
- Backend: add timestamp lookup fallback for GetImage endpoint
  Frontend:
- Portfolio page: filter dropdowns, keyboard nav, mobile improvements
- ImageUpload: live tag suggestions from API, arrow/Tab navigation,
  confirmation modal before upload, mobile-optimized touch targets
- Add scrollbar-hide utility and fix filter dropdown overflow
- Move Clear all button, add vertical separator on desktop
2026-02-20 00:32:09 +00:00
popertots dfd552b02f feat(storage): add S3/R2 abstraction with local Rustfs dev
- Add backend/internal/s3/ with build-tag pattern (dev vs prod)
- Dev: Uses local Rustfs container (S3-compatible)
- Prod: Stub for R2 Cloudflare (add AWS SDK to implement)
- Add S3 env vars to .env.example and .env
- Add Rustfs service to compose.yml
- Add Rustfs reset to local-dev-2.sh (wipes data on each run)
2026-02-17 22:47:38 +00:00
popertots 28815d3b25 Update readme 2025-11-06 16:05:33 +00:00