feat: redesign routed ZarinPal merchant dashboard

tasks/todo.md

@@ -20,11 +20,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Confirm the provider-owned API specification and OpenAPI artifact are approved, versioned, and no longer marked draft before frontend transport code is generated.
 
 **Acceptance criteria:**
+
 - [ ] Backend `API-SPEC.md` and `openapi.yaml` identify an approved matching version.
 - [ ] Approved CSV defaults, 90-day analytics/export audit retention, 30-day demo-authentication audit retention, opaque terminal reference, and stable Problem Details base URI are recorded by the provider.
 - [ ] A checksum or immutable commit hash is recorded for frontend generation.
 
 **Verification:**
+
 - [ ] Validate OpenAPI 3.1 with the provider's contract command.
 - [ ] Manually compare approved operations/schemas with `tasks/plan.md` Gate A.
 
@@ -39,11 +41,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Obtain the deployment-owned rules for SPA deep-link fallback, immutable assets, `static/fonts`, and same-origin `/api/v1` HTTP/SSE/CSV proxy behavior.
 
 **Acceptance criteria:**
+
 - [ ] Deep-link fallback never intercepts `/api/v1` or static assets.
 - [ ] SSE buffering/compression and CSV streaming headers follow the approved API contract.
 - [ ] The target development and production origins are documented without frontend secrets.
 
 **Verification:**
+
 - [ ] Review the deployment contract against SvelteKit `adapter-static` fallback requirements.
 - [ ] Record the approved deployment commit/reference in `tasks/plan.md`.
 
@@ -58,11 +62,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Create the minimal SvelteKit 2/Svelte 5 strict-TypeScript project with npm, Tailwind CSS v4's Vite plugin, and the static adapter using current verified versions.
 
 **Acceptance criteria:**
+
 - [ ] Exact production/dev dependencies and Node/npm requirements are pinned in the lockfile/manifests.
 - [ ] Tailwind's Vite plugin precedes SvelteKit and strict TypeScript extends generated SvelteKit config.
 - [ ] No server endpoint, database dependency, secret, or placeholder auth token is introduced.
 
 **Verification:**
+
 - [ ] Run dependency install from the lockfile.
 - [ ] Run the generated typecheck and production build.
 
@@ -83,11 +89,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Configure deterministic formatting, linting, `svelte-check`, Vitest, and Playwright commands used by every later task.
 
 **Acceptance criteria:**
+
 - [ ] `format:check`, `lint`, `check`, `test:unit`, `test:e2e`, and `build` scripts are documented and executable.
 - [ ] Unit/component tests use a browser-like environment appropriate for Svelte components.
 - [ ] Playwright has desktop/mobile projects without embedding credentials.
 
 **Verification:**
+
 - [ ] Run every new command against the empty scaffold.
 - [ ] Confirm a deliberately failing sample test/check fails, then remove it.
 
@@ -102,11 +110,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Establish the Persian RTL document root, route fallback settings, error boundary, and minimal auth/app route groups without feature UI.
 
 **Acceptance criteria:**
+
 - [ ] Root markup declares `lang="fa" dir="rtl"` and permits browser zoom.
 - [ ] Static fallback and trailing-slash behavior match Task 2.
 - [ ] `/login` and one protected-shell placeholder deep-link correctly after refresh.
 
 **Verification:**
+
 - [ ] Run `npm run check` and `npm run build`.
 - [ ] Serve the build through the target Nginx topology and refresh both routes.
 
@@ -121,11 +131,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Add reproducible generation from the approved OpenAPI commit and a drift check that prevents handwritten or stale DTOs.
 
 **Acceptance criteria:**
+
 - [ ] Generated schemas preserve decimal strings, integer Rial values, discriminated section states, Problem Details, and SSE payloads.
 - [ ] Generated files carry provenance and are never manually edited.
 - [ ] CI/local check fails when approved OpenAPI and generated output differ.
 
 **Verification:**
+
 - [ ] Run generation twice and confirm no diff.
 - [ ] Run the contract-drift command against a deliberate schema change, then restore it.
 
@@ -148,11 +160,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Build one same-origin fetch boundary for generated JSON operations, RFC 9457 errors, request ids, CSRF mutations, `Retry-After`, and session termination.
 
 **Acceptance criteria:**
+
 - [ ] UI code can branch on stable status/code without parsing server prose.
 - [ ] Cookies use browser credentials policy while auth tokens never enter storage or headers.
 - [ ] `401`, safe `404`, `429`, retryable `503`, and validation field errors map to typed results.
 
 **Verification:**
+
 - [ ] Run focused unit tests for success/error/header mappings.
 - [ ] Run `npm run check` and inspect logs/storage for sensitive values.
 
@@ -167,11 +181,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Translate `DESIGN.md` `0.3.2` into global semantic CSS, load the tracked FaNum variable font, and apply system/explicit theme before paint.
 
 **Acceptance criteria:**
+
 - [ ] Components can consume semantic light/dark roles without raw palette values.
 - [ ] `IRANYekanXVFaNumVF.woff2` loads from `static/fonts` with the approved fallback and weights.
 - [ ] Theme choice persists as presentation-only state with no first-paint flash.
 
 **Verification:**
+
 - [ ] Run build plus focused theme bootstrap tests.
 - [ ] Manually inspect first paint in light/dark/system modes and verify the license remains adjacent.
 
@@ -186,11 +202,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Create synthetic builders for sessions, periods, all run/section states, problems, detail pages, and SSE events without copying source data.
 
 **Acceptance criteria:**
+
 - [ ] Fixtures cover zero, null, empty, unavailable comparison, suppression, failure, rate limit, and replay reset.
 - [ ] Builders typecheck against generated schemas and use distinct synthetic merchants.
 - [ ] Forbidden payer/credential/peer-row fields are absent and scanned.
 
 **Verification:**
+
 - [ ] Run fixture type tests and forbidden-field scan.
 - [ ] Regenerate API types and confirm fixture compilation detects drift.
 
@@ -211,11 +229,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Centralize Persian digits, Rial-only money, exact decimal percentages, Jalali/Tehran dates, units, and LTR isolation metadata.
 
 **Acceptance criteria:**
+
 - [ ] Integer Rial/count values and decimal strings format without unintended floating-point changes.
 - [ ] Dates use Jalali/`Asia/Tehran`; technical ids remain canonical and bidi-safe.
 - [ ] Zero, null, undefined, and unavailable states have distinct typed output.
 
 **Verification:**
+
 - [ ] Run table-driven unit tests for boundary, long, mixed-direction, and negative comparison values.
 - [ ] Manually review representative Persian output with the FaNum font.
 
@@ -230,11 +250,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Build the accessible Persian login screen and connect it to `createAuthSession` with generic, throttled, pending, and service-error states.
 
 **Acceptance criteria:**
+
 - [ ] Visible labels, password-manager autocomplete, paste, and generic credential failure match the UX spec.
 - [ ] Pending submission prevents duplicates; `429` honors `Retry-After` without a retry loop.
 - [ ] Successful login stores only the session summary/CSRF value in memory and navigates to the dashboard.
 
 **Verification:**
+
 - [ ] Run component/integration tests for success, invalid credentials, throttle, and dependency failure.
 - [ ] Run keyboard and accessible-name checks at 360 px and desktop.
 
@@ -249,11 +271,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Restore authorized session context on refresh, revoke it on logout, and clear merchant/run state on expiry or revocation.
 
 **Acceptance criteria:**
+
 - [ ] Refresh calls `getAuthSession` and renders only the server-returned merchant scope.
 - [ ] Logout sends CSRF/origin evidence, clears memory after server revocation, and returns to login.
 - [ ] `401` from HTTP or later stream recovery produces the approved generic session-ended flow.
 
 **Verification:**
+
 - [ ] Run focused auth-state tests and Playwright refresh/logout/expiry flows.
 - [ ] Inspect storage, URL, and logs for session/CSRF/auth-token leakage.
 
@@ -276,11 +300,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Implement the RTL desktop sidebar, tablet/mobile drawer, utility header, skip link, merchant display name, theme control, and active navigation.
 
 **Acceptance criteria:**
+
 - [ ] `merchant.displayName` is identity context, never a selector.
 - [ ] Drawer traps/restores focus, closes with Escape/backdrop, and locks background scroll.
 - [ ] Navigation order, landmarks, `aria-current`, touch targets, and safe areas match the UX spec.
 
 **Verification:**
+
 - [ ] Run component tests plus Playwright keyboard navigation at 360/768/1024/1440.
 - [ ] Run axe-equivalent checks in both themes.
 
@@ -295,11 +321,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Render server-allowlisted periods, select the backend default, and synchronize applied period state with navigation/history without client-computed boundaries.
 
 **Acceptance criteria:**
+
 - [ ] Default uses `isDefault`; options show `jalaliLabelFa` and approved types only.
 - [ ] Apply/reset and Back/Forward restore valid URL state without fetching on pending edits.
 - [ ] Unknown/stale period ids fail safely and never broaden scope.
 
 **Verification:**
+
 - [ ] Run unit/component tests for default, apply, reset, invalid URL, and history restoration.
 - [ ] Run Playwright period flow with Persian labels.
 
@@ -314,11 +342,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Test native `EventSource` against the approved contract and compare fetch streaming only where typed status/header behavior requires it.
 
 **Acceptance criteria:**
+
 - [ ] The chosen transport proves cookie auth, named heartbeats, replay/reset, cleanup, and one reconnect owner.
 - [ ] Handling for connection limits, session end, liveness timeout, and duplicate event ids is documented.
 - [ ] No third-party SSE dependency is added without measured need and approval.
 
 **Verification:**
+
 - [ ] Run a focused browser harness against scripted SSE fixtures for disconnect/replay/reset.
 - [ ] Record the decision and rejected alternative in `docs/SSE-TRANSPORT.md`.
 
@@ -339,11 +369,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Create a pure, typed state reducer for run snapshots and all named SSE events, preserving independent ready sections and ignoring duplicates/regressions.
 
 **Acceptance criteria:**
+
 - [ ] All four sections support queued/calculating/ready/failed and peer suppression.
 - [ ] Duplicate/replayed/out-of-order events cannot duplicate or erase valid ready results.
 - [ ] Overall progress derives from section state without animation dependence.
 
 **Verification:**
+
 - [ ] Run exhaustive reducer tests for every state transition and duplicate event.
 - [ ] Run generated-schema typecheck.
 
@@ -358,11 +390,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Connect applied period state to idempotent run creation, current snapshot recovery, the chosen stream, heartbeat watchdog, and authorized teardown.
 
 **Acceptance criteria:**
+
 - [ ] One applied period intent produces a stable idempotency key and no duplicate equivalent starts.
 - [ ] Ready snapshot sections render immediately while unfinished siblings stream independently.
 - [ ] Replay reset, stream close, period change, logout, and component teardown preserve correct ownership.
 
 **Verification:**
+
 - [ ] Run integration tests for `200`/`202`, replay, reset, period change, and teardown.
 - [ ] Run Playwright with different section completion orders.
 
@@ -377,11 +411,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Render headline KPIs in approved order, exact comparisons, empty/undefined states, provenance, and stable loading/ready layout.
 
 **Acceptance criteria:**
+
 - [ ] Amount, count, success, and verification KPIs use correct semantics, Persian formatting, unit, period, and definitions.
 - [ ] Unavailable baseline and undefined denominator never display as zero or trend.
 - [ ] Overview becomes useful without waiting for other sections and does not steal focus.
 
 **Verification:**
+
 - [ ] Run component tests across queued/calculating/ready/empty/unavailable/failed fixtures.
 - [ ] Run visual checks at four viewports in both themes.
 
@@ -402,11 +438,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Render action cards only when the server comparison and approved evidence thresholds make the insight eligible.
 
 **Acceptance criteria:**
+
 - [ ] Insight copy includes observation, exact evidence, relevant sessions, possible action, and limitation.
 - [ ] Below-threshold, zero-baseline, missing, or undefined comparisons never create action claims.
 - [ ] Language remains observational and uses correct Persian percentage-point terminology.
 
 **Verification:**
+
 - [ ] Run table-driven component tests at 99/100 sessions and threshold boundaries.
 - [ ] Manually review all Persian insight variants for causality and نیم‌فاصله.
 
@@ -421,11 +459,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Render final outcomes, verification gap, observed stages, retry sessions, and recovery rate without misclassifying `Paid`, `NoAttempt`, or `InBank`.
 
 **Acceptance criteria:**
+
 - [ ] `Paid` and `Verified` are bank-paid while only `Verified` is finalized.
 - [ ] Stage and retry values use session grain, exact denominators, and approved safe language.
 - [ ] Chart/table alternatives expose the same labeled values without color-only meaning.
 
 **Verification:**
+
 - [ ] Run component tests for every status/stage and undefined retry rate.
 - [ ] Run keyboard/table-equivalence and both-theme checks.
 
@@ -440,11 +480,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Render init/verify p50 and p95 with sample and non-null coverage using an accessible paired visualization and table.
 
 **Acceptance criteria:**
+
 - [ ] Missing timing remains unavailable, never zero.
 - [ ] Milliseconds are primary and readable seconds may only supplement them.
 - [ ] Exact p50/p95/sample/coverage is available without hover or pointer precision.
 
 **Verification:**
+
 - [ ] Run component tests for null, zero, sparse, and full-coverage fixtures.
 - [ ] Verify chart/table equivalence, Persian digits, and mobile height.
 
@@ -465,11 +507,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Render real session-grain paid fees, paid amount denominator, fee rate, comparison, and accessible trend/table in Rial only.
 
 **Acceptance criteria:**
+
 - [ ] Fee totals are labeled real merchant fees and never multiplied by attempts.
 - [ ] Rial and percentage never share an ambiguous axis; undefined fee rate is explicit.
 - [ ] Period, denominator, comparison, definition version, and calculation time are visible.
 
 **Verification:**
+
 - [ ] Run tests with duplicate attempts, zero denominator, unavailable baseline, and large Rial amounts.
 - [ ] Run responsive/light/dark chart-table review.
 
@@ -484,11 +528,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Render approved merchant-weighted medians and direction-aware percentiles or the privacy-safe suppressed state.
 
 **Acceptance criteria:**
+
 - [ ] Higher displayed percentile always means better, with lower-is-better metrics explained.
 - [ ] Suppression exposes no peer values/rows/identities and does not hide merchant analytics.
 - [ ] Chart/table/labels cannot imply an individual peer distribution or rank.
 
 **Verification:**
+
 - [ ] Run ready/suppressed boundary fixtures and sensitive-field absence tests.
 - [ ] Run accessible-name, keyboard, both-theme, and mobile checks.
 
@@ -503,11 +549,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Integrate section-local failure/manual retry, rate limits, heartbeat loss, replay/reset, and overall status across all analytics pages.
 
 **Acceptance criteria:**
+
 - [ ] Manual retry targets one exhausted failed section and preserves ready siblings.
 - [ ] `Retry-After` and connection recovery never create a tight loop or competing announcements.
 - [ ] Heartbeats are silent while meaningful progress/recovery uses one restrained live region.
 
 **Verification:**
+
 - [ ] Run integration/Playwright tests for mixed terminal states, retry conflicts, `429`, disconnect, and reset.
 - [ ] Screen-reader check confirms no heartbeat/countdown announcement spam.
 
@@ -530,11 +578,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Build typed detail queries, opaque-cursor URL state, server pagination, semantic desktop table, and mobile priority-row disclosure.
 
 **Acceptance criteria:**
+
 - [ ] View/period/allowlisted filters come from URL while cursor changes cannot broaden scope.
 - [ ] Page size follows the contract and no browser-side total/fake pagination is invented.
 - [ ] Table captions, headers, row disclosures, sort/order statement, and LTR ids are accessible.
 
 **Verification:**
+
 - [ ] Run integration tests for next cursor, invalid cursor, filter change, empty, and `404`.
 - [ ] Run 320/360 px reflow plus keyboard/screen-reader table checks.
 
@@ -549,11 +599,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Provide read-only merchant-owned `Paid` evidence with accurate bank-paid/unverified language and empty/error states.
 
 **Acceptance criteria:**
+
 - [ ] Only the approved `UNVERIFIED_PAID` view/fields are requested and rendered.
 - [ ] `Paid` is never styled or announced as failure.
 - [ ] Period, result context, amounts in Rial, ids, attempts, and export eligibility are explicit.
 
 **Verification:**
+
 - [ ] Run focused route/component tests for rows, empty, cursor, and session expiry.
 - [ ] Reconcile fixture rows with the unverified aggregate.
 
@@ -568,11 +620,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Provide read-only failed-session evidence with allowlisted observed-stage filters and no invented bank/PSP causes.
 
 **Acceptance criteria:**
+
 - [ ] Only `NO_ATTEMPT`, `REACHED_BANK`, and `OTHER_OBSERVED` filters are available.
 - [ ] `NoAttempt` and `InBank` copy preserves approved observed-stage meaning.
 - [ ] Filter/cursor manipulation returns safe typed errors without cross-tenant hints.
 
 **Verification:**
+
 - [ ] Run focused tests for each stage, empty, invalid cursor/filter, and safe `404`.
 - [ ] Manually review Persian stage copy against the metric catalogue.
 
@@ -593,11 +647,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Provide read-only retried-session evidence with bounded ordered attempt summaries and eventual payment outcome.
 
 **Acceptance criteria:**
+
 - [ ] Attempt sequences are ordered, bounded, and never depend on source row order.
 - [ ] Payer tokens, response codes, and undocumented causes remain absent.
 - [ ] `Paid` or `Verified` eventual recovery is represented accurately.
 
 **Verification:**
+
 - [ ] Run tests for multiple attempts, long bounded history, null timing, and recovered/unrecovered outcomes.
 - [ ] Reconcile fixture rows with retry aggregates.
 
@@ -612,11 +668,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Measure and document direct navigation versus authenticated fetch/Blob at the approved cap, including typed errors and interrupted streams.
 
 **Acceptance criteria:**
+
 - [ ] Selected approach handles `413`, `429`, `504`, session expiry, and pre-byte failures truthfully.
 - [ ] Memory/mobile behavior is measured at representative and maximum approved sizes.
 - [ ] UX “requesting/downloading/failed” copy is amended if separate generating/ready states are not observable.
 
 **Verification:**
+
 - [ ] Run browser tests against success, Problem Details, and interrupted CSV fixtures.
 - [ ] Record the decision and measurements in `docs/CSV-DELIVERY.md` before export UI work.
 
@@ -631,11 +689,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Add scope preflight and server-owned synchronous CSV download to the three eligible detail views using the Task 29 decision.
 
 **Acceptance criteria:**
+
 - [ ] Preflight states merchant display name, view, period, filters, Rial unit, and sensitive-field exclusion.
 - [ ] Export always reauthorizes the server endpoint and never assembles hidden browser rows.
 - [ ] Empty, requesting/downloading, rate-limited, too-large, timeout, interrupted, and session-ended states are distinct.
 
 **Verification:**
+
 - [ ] Run component/Playwright tests for all three views and every typed export outcome.
 - [ ] Scan downloaded fixtures for BOM/header/timestamp/Rial policy and forbidden fields/formulas.
 
@@ -658,11 +718,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Implement metric/period/lifecycle/coverage/peer/insight explanations plus account identity, theme, logout, and demo merchant-switch guidance.
 
 **Acceptance criteria:**
+
 - [ ] Definitions are linkable, versioned, keyboard reachable, and consistent with approved contracts.
 - [ ] Account uses `merchant.displayName` and explains switching only by logout/new login.
 - [ ] No profile editing, roles, registration, recovery, peer detail, or AI claims appear.
 
 **Verification:**
+
 - [ ] Run route/component tests and broken-anchor checks.
 - [ ] Manually proofread Persian copy and mixed-direction identifiers.
 
@@ -677,11 +739,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Complete shell/header/navigation/filter responsiveness, long Persian content handling, safe areas, focus visibility, and semantic dark-mode states.
 
 **Acceptance criteria:**
+
 - [ ] Shell/filter/navigation work at 360/768/1024/1440 and 320 CSS px reflow.
 - [ ] Light/dark cover focus, hover, pressed, disabled, skeleton, scrim, status, and native controls.
 - [ ] No sticky/fixed UI obscures focus or content.
 
 **Verification:**
+
 - [ ] Run responsive Playwright screenshots/interactions in both themes.
 - [ ] Manually test 200% zoom, long merchant names, keyboard drawer, and reduced motion.
 
@@ -696,11 +760,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Complete KPI/chart/table/detail/export layout behavior, stable async footprints, content overflow, and mobile disclosure patterns.
 
 **Acceptance criteria:**
+
 - [ ] Section completion order causes no material layout shift or focus movement.
 - [ ] Charts remain at least 240 px with exact value/table first-class alternatives.
 - [ ] Detail/export tasks remain usable at 320 CSS px without hidden critical fields/actions.
 
 **Verification:**
+
 - [ ] Run visual regression and interaction checks across all routes/viewports/themes.
 - [ ] Manually test long ids, maximum formatted values, empty/error/suppressed states.
 
@@ -721,11 +787,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Close WCAG 2.2 AA gaps across authentication, shell, filters, async statuses, charts, tables, dialogs, and errors.
 
 **Acceptance criteria:**
+
 - [ ] Critical flows are keyboard complete with visible/restored/unobscured focus.
 - [ ] Screen readers receive headings, labels, chart tables, associated errors, and restrained status messages.
 - [ ] Automated checks have no serious/critical violations in both themes.
 
 **Verification:**
+
 - [ ] Run the full accessibility Playwright suite at acceptance viewports.
 - [ ] Perform manual keyboard, screen-reader, 200% zoom/reflow, and reduced-motion checks.
 
@@ -740,11 +808,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Verify frontend behavior under manipulated ids/cursors/filters/events, session changes, hostile CSV/text content, and sensitive-field attempts.
 
 **Acceptance criteria:**
+
 - [ ] Cross-tenant/absent resources remain indistinguishable and clear no valid sibling data unexpectedly.
 - [ ] Payer tokens, peer rows, cookies, CSRF/auth values, credentials, and internal keys never reach DOM/storage/URL/log/download.
 - [ ] CSV formula prefixes and hostile bidi/long content remain safely presented.
 
 **Verification:**
+
 - [ ] Run security-focused unit/integration/Playwright tests and forbidden-field scans.
 - [ ] Inspect browser storage/network/log artifacts for both demo merchants.
 
@@ -759,11 +829,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Build the release candidate and exercise it behind the approved Nginx config with real proxy semantics for HTTP, SSE, CSV, fonts, and deep links.
 
 **Acceptance criteria:**
+
 - [ ] Lockfile install and all quality commands pass from a clean checkout.
 - [ ] Deep-link refresh, immutable assets/font, `/api/v1`, SSE replay, and CSV download work through Nginx.
 - [ ] No source map, env value, credential, generated secret, or unintended artifact is shipped.
 
 **Verification:**
+
 - [ ] Run the complete CI-equivalent command sequence and target-topology Playwright suite.
 - [ ] Inspect build contents, response headers, caching, compression, and fallback routing.
 
@@ -784,11 +856,13 @@ Commands named below are established by Task 4. Before then, verification uses t
 **Description:** Reconcile README, specs, plan, completed checklist, commands, source structure, transport decisions, and verification reports with the implemented state.
 
 **Acceptance criteria:**
+
 - [ ] Documentation describes current behavior and exact commands without stale draft assumptions.
 - [ ] Durable SSE/CSV/chart/static decisions are linked and surprising decisions receive ADRs where required.
 - [ ] Completed tasks and remaining limitations are accurate; no secret or private operational value is documented.
 
 **Verification:**
+
 - [ ] Run markdown/link/diff checks and compare every acceptance criterion with evidence.
 - [ ] Obtain final human review before merge/release handoff.