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Migrate extralit-frontend from Vue 2 / Nuxt 2 to Vue 3 / Nuxt 4#216

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feat/vue-v2-to-v3
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Migrate extralit-frontend from Vue 2 / Nuxt 2 to Vue 3 / Nuxt 4#216
JonnyTran wants to merge 55 commits into
developfrom
feat/vue-v2-to-v3

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@JonnyTran

@JonnyTran JonnyTran commented Jun 13, 2026

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Summary

Full framework migration of extralit-frontend from Vue 2.7 / Nuxt 2.18 (webpack) to Vue 3.5 / Nuxt 4.4 (Vite + Nitro), retaining functionality. The framework-agnostic domain/use-case layer (v1/domain, ts-injecty DI) is untouched; only the Vue/Nuxt-touching adapters were swapped.

Adapters swapped

  • HTTP: @nuxtjs/axios → plain axios in plugins/2.axios.ts, re-injected into the same DI; error-handler + cache ported.
  • Auth: @nuxtjs/auth-next → small AuthService implements IAuthService (cookie token store), provided as $auth by plugins/1.auth.ts.
  • Icons: vue-svgicon → custom <svg-icon> (BaseSvgIcon.vue) reading static/icons/*.svg, registered globally (call sites unchanged).
  • State/i18n/misc: Vuex fully removed (Pinia only); @nuxtjs/i18n v9→v10 (vue-i18n v11); toast bus → mitt; v-click-outside → @vueuse/core; tooltip/click-outside/svg directives → Vue 3 createApp; @nuxtjs/composition-api → vue/Nuxt composables; tiptap-vue-2→3; vuedraggable v2→v4; frontmatter-markdown-loader → marked + import.meta.glob.
  • Build/config: nuxt.config ported to Nuxt 4 (Vite, Nitro dev proxy, i18n v10); Babel/Jest removed; tsconfig extends .nuxt/tsconfig.json.

Verification gates (all green)

  • ✅ npx nuxi build — clean, zero warnings
  • ✅ npx vitest run — 735 passed / 3 skipped / 1 todo across 77 files (≥ the 727-test Jest baseline)
  • ✅ npx nuxi typecheck — 0 errors
  • ✅ npm run lint — 0 errors
  • ✅ Runtime: app boots and renders /sign-in (verified in a real Chromium over CDP); router + auth middleware + i18n + SVG icons + DI all working.

Real runtime bugs caught & fixed during the migration

  • useRoute() returns the route unwrapped in Nuxt 4 — removed route.value.* (×6 files) that would have been undefined.
  • vue-i18n v11 removed tc() → t().
  • $notification onClick method-shorthand rebind (this undefined) → arrow fns; invalid notification type:"error" → "danger".
  • Invalid in-<template> <style scoped>{{id}} (TextField/ChatField/SpanAnnotation) → computed style via <component :is="'style'"> (CSS Custom Highlight API).
  • DatasetConfigurationCard: restored the field-type-selection write-back that the dead Vue-2 v-model had provided.
  • BaseFeedbackError prop type: Array | null (=0 via bitwise OR) → type: Array, default: null.

Test Plan

  • npx nuxi build succeeds
  • npx vitest run green (735)
  • npx nuxi typecheck clean
  • npm run lint clean
  • App boots to sign-in at runtime
  • Playwright e2e in CI — see caveat below

Caveats / follow-ups (please read before merge)

  1. Playwright e2e is not a passing gate and was not run for this PR. The suite is inherited from upstream Argilla and is out of sync with Extralit's sign-in UI (its login helper targets placeholder="Enter your username" / button "Enter" which Extralit's form — identical on develop — does not render; it also route.fetch()es a real backend). This mismatch pre-exists on develop. It needs a dedicated reconciliation pass to become a real gate. (Local Playwright browser also can't launch on the Orin dev host — run in CI.)
  2. @jonnytran/vue-pdf-viewer is stubbed. It is Vue-2-only (its bundle + vue-dropzone/vue-in-viewport deps call the Vue 2 global API at module scope) and cannot run under Vue 3. PDFViewer.vue now renders a placeholder + "open in new tab" link. Follow-up: publish a Vue-3 build of @jonnytran/vue-pdf-viewer (or swap to e.g. vue-pdf-embed) and restore the toolbar/sidebar/scale/page-nav UI.
  3. TypeScript posture preserved as strict:false. The pre-Vue3 tsconfig was explicitly strict:false // Temporal; Nuxt 4 defaults to strict. To avoid newly imposing strict-null/no-implicit-any on a codebase that never satisfied them, strict (and Nuxt-4-new verbatimModuleSyntax/noImplicitOverride) are kept off. Tightening to strict is a separate hardening effort.
  4. Vite/esbuild isolatedModules requires type-only imports to use the inline import { type X } modifier (216 were converted) — otherwise they throw at runtime in dev.

🤖 Generated with Claude Code

JonnyTran and others added 29 commits June 13, 2026 00:25
@JonnyTran @claude
docs: add Vue 2→3 / Nuxt 2→4 migration design
8b76b48 
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
docs: add Vue 2→3 / Nuxt 2→4 implementation plan
6d9682f 
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran
chore: gitignore .worktree/ for isolated worktrees
c54236f
@JonnyTran @claude
build: swap dependency set for Vue 3 / Nuxt 4
c97c417 
Pinned (resolved via npm view):
  nuxt ^4.4.8, vue ^3.5.38, @pinia/nuxt ^0.11.3, pinia ^3.0.4,
  @nuxtjs/i18n ^10.4.0, @vueuse/core ^14.3.0, mitt ^3.0.1,
  vuedraggable ^4.1.0 (Vue3 line), @tiptap/vue-3 ^2.4.0 (2.x to match extensions),
  highlight.js ^11.11.1, vitest ^4.1.8, @nuxt/test-utils ^4.0.3,
  @vue/test-utils ^2.4.11, happy-dom ^20.10.3, vite-svg-loader ^5.1.1

Deviations from plan (with rationale):
- pinia 3.x/@pinia/nuxt 0.11 instead of 2.3/0.9: peer-compatible latest for Vue 3
- @nuxtjs/i18n 10 instead of 9: v9 peers nuxt^3 -> ERESOLVE on nuxt 4
- @vueuse/core 14 / vitest 4: latest stable (onClickOutside API stable)
- @nuxt/eslint-config deferred to Task 20 (flat-config migration): adding now forces
  eslint 9 and ERESOLVEs against the kept eslint-8 stack; lint is baseline-red anyway
- removed vue-virtual-scroller (unused, Vue2-only)
- kept @jonnytran/vue-pdf-viewer: no vue peer (install OK); pulls vue2 transitively,
  runtime risk evaluated at Task 16/17 per user instruction
- scripts: dev/build/generate->nuxi, start->nuxi preview, test*->vitest

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
config: port nuxt.config to Nuxt 4 (vite, nitro proxy, i18n v10)
826c651 
- @nuxtjs/style-resources -> vite.css.preprocessorOptions.scss with sass loadPaths
  (absolute path; '@use "abstract" as *' — avoids ~/ which sass's resolver can't handle)
- nuxt-compress -> nitro.compressPublicAssets
- axios.proxy -> nitro.devProxy (changeOrigin:true), default http://0.0.0.0:6900
- publicRuntimeConfig -> runtimeConfig.public
- i18n v10: restructureDir '.' + langDir 'translation' to keep ./translation/*.js layout
- router.middleware -> deferred to global middleware (Task 11)
- dropped webpack build.extend (md/tabulator babel) — Vite/esbuild handle these

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
config: drop babel/jest config, extend Nuxt 4 tsconfig
0343a5e 
nuxi prepare succeeds and generates .nuxt/tsconfig.json (auto path aliases ~/ @/).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
test: add Vitest + @nuxt/test-utils config and setup
b9d9726 
- vitest.config.ts: happy-dom, globals, TZ=UTC, jest moduleNameMapper -> resolve.alias
  (~ @ assets), tabulator-tables -> __mocks__ stub
- test/setup.ts: ports jest.setup.ts mocks (useTranslate #key# strings, config.global
  mocks/directives/stubs, IntersectionObserver); drops Nuxt2 buildNuxt() machinery

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
refactor: replace Vue.filter number formatters with helpers
1efbe0d 
format-number.ts exports formatNumber/formatNumberToK (identical Intl behavior, capital
K/M). DatasetTotal.vue calls formatNumberToK(total,2) via methods. Old Vue.filter plugin
deleted. TDD: format-number.test.ts green (3/3).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
refactor: replace Vue-instance toast bus with mitt
3dea37a 
- bus.ts: mitt() (was new Vue()); consumers use on/off/emit
- Toast.vue: beforeDestroy->beforeUnmount, $on/$off->on/off, $destroy->injected destroy()
- api.ts: Vue.extend(Toast) imperative mount -> createApp(Toast,props).mount + app.unmount
- bus.test.ts green (2/2)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
refactor: port tooltip directive to Vue 3 createApp
ab9d482 
- new Vue({render}).$mount() -> createApp({render}).mount(mountPoint)
- Vue2 bind hook -> Vue3 mounted/updated/unmounted (with app.unmount cleanup)
- moved plugins/directives/tooltip.directive.ts -> plugins/tooltip.ts so Nuxt 4
  auto-registers it (nested plugins/directives/*.ts are not auto-scanned)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
refactor: reimplement v-click-outside via @vueuse/core
fda710a 
- Vue.use(ClickOutside) global plugin -> defineNuxtPlugin registering directive on
  nuxtApp.vueApp via onClickOutside; stop fns tracked in WeakMap, cleaned on unmounted
- supports v-click-outside="fn" and "{ handler }"; 17 consumers unchanged
- moved to top-level plugins/click-outside.ts for Nuxt 4 auto-registration

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
feat: custom svg-icon component replacing vue-svgicon
4605253 
- BaseSvgIcon.vue: globs static/icons/*.svg (?raw), rewrites <svg> for width/height
  and recolors monochrome fills for the color prop; renders via v-html
- plugins/svg-icon.ts: registers it globally as svgicon/SvgIcon/svg-icon so the ~77
  call sites are unchanged
- swept 72 'import "assets/icons/..."' side-effect registrations (broke: required
  vue-svgicon); deleted generated assets/icons/*.js, barrel, icon-template, generate-icons script
- added missing static/icons/document.svg (only icon lacking a source SVG)
- BaseSvgIcon.test.ts green (4/4)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
refactor: Nuxt 4 plugin + global middleware structure
5a6a120 
- delete plugins/index.ts require.context loader (Nuxt 4 auto-imports plugins/*.ts)
- plugins/extensions.ts: consolidates extensions/* + language/* + logo (inject->provide:{},
  Vue.component('draggable') -> vueApp.component, language detector via $i18n shim)
- plugins/directives.ts: badge/circle/required-field (bind->mounted, update->updated) +
  copy-code (Vue.extend mount -> render(h(BaseCode)) with host appContext)
- middleware route-guard/me -> 01.route-guard.global.ts / 02.me.global.ts
  (numeric prefix preserves original order; redirect()->navigateTo(), $auth via useNuxtApp)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
feat: plain-axios HTTP plugin with ported error handler + cache
a1b1463 
- plugins/2.axios.ts: axios.create({baseURL:'/api'}) + request interceptor (bearer from
  $auth) + ported error handler + cache; provide('axios')
- AxiosErrorHandler: $axios.onError -> response interceptor, signature (axios,t), 3-tier
  message priority preserved (dropped a stray console.log)
- useAxiosExtension: NuxtAxiosInstance/context -> plain AxiosInstance + makePublic
- 26 repo files: NuxtAxiosInstance -> AxiosInstance (import from axios); PublicNuxtAxiosInstance
  -> PublicAxiosInstance. No this.axios.* call sites touched.
- deleted plugins/axios/axios-cache.ts, axios-global-handler.ts

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
feat: custom AuthService token store implementing IAuthService
cbffef2 
- AuthService: token in a useCookie ref; loggedIn/user/logout/setUser/setUserToken
  (IAuthService drops @nuxtjs/auth-next HTTPResponse import)
- plugins/1.auth.ts provides $auth; plugins/3.di.ts loads ts-injecty container
- di.ts: loadDependencyContainer(context) -> (nuxtApp); useAxiosExtension(nuxtApp.$axios, t),
  useAuth -> nuxtApp.$auth; numeric plugin prefixes lock order 1.auth<2.axios<3.di
- AuthService.test.ts green (3/3)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
refactor: migrate composition-api imports to Vue 3 / Nuxt composables
7d101ba 
23 files. ref/computed/watch/lifecycle/etc. now from 'vue'; useRoute/useRouter/useNuxtApp
via Nuxt 4 auto-imports. useContext -> useNuxtApp (ctx.app.i18n->$i18n, ctx.$axios->$axios).
All 7 useFetch bodies mutated local refs -> converted to onMounted (none returned data).
Notable: useRoutes previous-route via router history.state.back; useNewDatasetViewModel
context.error -> showError(createError()); language VM uses a {app:{i18n}} shim.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
refactor: Vue 3 template + Options-API codemods (.vue)
b929dc0 
- slot/slot-scope -> v-slot (35 files; element-level slots wrapped in <template #name>)
- remove v-on=$listeners (Vue 3 folds listeners into $attrs) (4)
- beforeDestroy->beforeUnmount, destroyed->unmounted (14)
- @x.native -> @x (9); :prop.sync -> v-model:prop (1, PDFViewer)
- this.$set/$delete -> direct assignment / delete (4)

Report-only items ($root bus, $nuxt, $destroy) handled separately next.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
refactor: replace $root/$nuxt bus, $nuxt.$t, $destroy (Vue 3 removals)
6c69102 
- v1/infrastructure/eventBus.ts (mitt): replaces $root/$nuxt global event bus across 7
  annotation components (on-change-record-criteria-filter/page/metadata)
- i18n globalInjection:true; $nuxt.$t -> $t / this.$t (3 files)
- layouts/app.vue: <Nuxt> -> <slot/>; $nuxt.isOffline -> useOnline() (@vueuse)
- drop this.$destroy() in BaseInput/BaseInputContainer (the throw is the real behavior)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
refactor: port draggable, tiptap, md-loader to Vue 3 / Nuxt 4
d188f21 
- @tiptap/vue-2 -> @tiptap/vue-3 (RenderHTML.vue)
- vuedraggable v2 default-slot -> v4 #item slot (3 files; item-key + transition via
  tag='transition-group' + :component-data for DatasetConfigurationForm)
- Nuxt2 async fetch()/$fetchState -> pending flag + load in mounted (2 files)
- AnnotationHelpShortcut md loader: require.context -> import.meta.glob('~/docs/*.md',?raw)
- tabulator/interactjs: no change (construct in mounted + ssr:false); build.transpile set
- pdf-viewer: kept (install OK; wrapper already uses Vue3 v-model:src) — verify at boot

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(build): i18n strictMessage, static assets, v-click-outside/vue-de…
f837a30 
…mi imports

- i18n compilation.strictMessage:false (translations contain HTML doc links)
- nitro.publicAssets serves static/ at root; <img src=images/..> -> /images/.. (2 files)
- BaseModal/BaseDropdown: drop local 'v-click-outside' package import (global directive exists)
- 24 view-models: import from 'vue-demi' -> 'vue' (Vue 3)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(build): i18n entry import, pdf-viewer v-model-on-prop, template v…
aad4476 
…-for keys

- useLanguageDetector: drop @nuxtjs/i18n entry-point type import (blocked by Nuxt
  import-protection) -> local loose types
- PDFViewer: v-model:src on a prop -> :src (one-way; url is parent-owned)
- <template v-for> keys moved onto the <template> tag (SortCategoriesList, SpanAnnotationTextField)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran
build: pin all @intlify/* runtime packages to 11.4.5, drop Vue-2 pdf-…
808de91 
…viewer dep
@JonnyTran
fix(build): Vue 3 createApp span-entity factory, dompurify default im…
55ec7a2 
…port, stub Vue-2 pdf-viewer

- Port imperative Vue.extend/new...$mount EntityComponent factory to createApp+h
- Fix dompurify namespace import -> default import (ESM)
- Replace Vue-2-only @jonnytran/vue-pdf-viewer with a placeholder (follow-up: Vue 3 build)
- gitignore Nuxt 4 build artifacts (.nuxt/.output/.nitro)
@JonnyTran
fix(vue3): mark type-only imports with inline type modifier (216 ac…
3ec7033 
…ross 101 files)

Vite/esbuild compiles each module in isolation (isolatedModules) and cannot
erase interface/type imports it can't prove are types, so a named value import
of an erased type resolves to undefined at runtime and throws in dev ESM (the
prod Rollup build only warned). Adding the inline `type` modifier to exactly
the flagged specifiers fixes the blank-page mount crash. App now boots to /sign-in.
@JonnyTran
test(vitest): mechanical jest->vi, propsData->props, destroy->unmount…
996dee8 
…, css stub

Global spec transforms: jest.* -> vi.* (globals:true), @jest/globals -> vitest,
propsData -> props, wrapper.destroy() -> unmount(); alias tabulator css to a stub.
Raises run from 482->701 tests (518 passing). 31 files still need VTU v1->v2 and
composition-api mock retargeting (next).
@JonnyTran
test: port unit suite to Vitest + VTU v2 (735 passing, >= baseline pa…
6da3a25 
…rity)

Ported 31 residual Jest specs across base/annotation/import/pages+usecases to
Vitest + @vue/test-utils v2 (wrapper.is->findComponent, top-level stubs/mocks->global,
findAll().at(n)->[n], emitted('input')->update:modelValue, retargeted
@nuxtjs/composition-api/vue-demi mocks to 'vue'/mockNuxtImport, jest-mock-extended
global alias). Full suite: 735 passed | 3 skipped | 1 todo (77 files), deterministic.

Real Vue-3 component bugs surfaced + fixed minimally:
- BaseFeedbackError: prop `type: Array | null` (=0 via bitwise OR) -> `type: Array, default: null`
- TextField/ChatField/SpanAnnotationTextField: invalid in-template `<style scoped>{{id}}` ->
  computed highlightStyles rendered via <component :is="'style'"> (CSS Custom Highlight API)
- DndSelection: this.$refs.items[0] -> optional chaining guard
@JonnyTran
config: ESLint 8 flat-compat fix + preserve non-strict TS posture (Nu…
fff7f97 
…xt 4)

- .eslintrc.js: replace removed @babel/eslint-parser -> vue-eslint-parser +
  @typescript-eslint/parser; @nuxtjs/eslint-config-typescript -> plugin:@typescript-eslint/recommended.
  `npm run lint` clean (0 errors; old 51 'camelcase' errors were from the removed @nuxtjs config).
- tsconfig: pin strict:false (original was 'strict:false // Temporal') + disable Nuxt4-new
  verbatimModuleSyntax/noImplicitOverride to keep the codebase's original TS posture;
  add vitest/globals+node types for specs. Cuts nuxi typecheck 2134 -> 111 (pre-existing debt).
- remove obsolete Nuxt2 vue-shim.d.ts (@nuxt/types / auth-next augmentation; Nuxt 4 auto-types *.vue).
@JonnyTran
docs: update frontend CLAUDE.md for Vue 3 / Nuxt 4 / Vitest stack
041331b
@JonnyTran
fix(vue3): drive nuxi typecheck to 0; fix runtime bugs surfaced by ty…
654080c 
…pe checking

Typecheck 111 -> 0 (strict:false posture preserved). Genuine migration runtime bugs
fixed (not cast away):
- useRoute() returns unwrapped route in Nuxt 4: drop route.value.* -> route.* across
  useRoutes/useDatasetViewModel/useImportConfigurationViewModel/useHomeViewModel/
  useOAuthViewModel/useNewDatasetViewModel (was undefined at runtime)
- vue-i18n v11 removed tc(): useTranslate $i18n.tc -> $i18n.t
- nuxt.config: drop invalid 'hid' meta key, i18n.bundle.optimizeTranslationDirective,
  i18n.lazy (defaults in @nuxtjs/i18n v10)
- RenderTable/FocusAnnotation: $notification onClick method-shorthand -> arrow (this-rebind
  left $notification undefined); invalid notification type 'error' -> 'danger'
- DocumentsList: BaseTag :text -> :name (rendered empty tags)
- DatasetConfigurationCard: restore the v-model local write-back for field type selection
  (DatasetConfigurationField does not listen to change-type, so dropping v-model silently
  broke field type changes) -> onTypeChange() writes item.type AND re-emits change-type
- types/nuxt.d.ts: augment NuxtApp.$auth / ComponentCustomProperties $auth+$notification
- nuxt.config vite.server.allowedHosts:true so a containerised browser can reach dev

Gates after changes: vitest 735 passed, nuxi typecheck 0 errors, nuxi build clean.
@JonnyTran JonnyTran requested a review from a team as a code owner June 13, 2026 10:12
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JonnyTran and others added 26 commits June 13, 2026 08:39
@JonnyTran
chore: update .gitignore and docker-compose for service profiles
777935c
@JonnyTran
docs: vue3 remediation plan (session 4)
52e5b8a
@JonnyTran @claude
test(vue3): snapshot HTML not VueWrapper in base-date; drop leaked-pa…
35e15c9 
…th snapshots

Fixes roborev review 5: base-date.test.ts snapshotted the VueWrapper object
graph (2400+ lines incl a leaked absolute path + Vue version), which broke all
10 base-date tests after the repo moved dirs. Snapshot .html() instead and drop
stale Jest-keyed entries. Restores full suite to 735 passing.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): migrate dynamic routes to bracket form + revive page guards
56a2c8f 
Nuxt 4 file router needs [param] not _param; the build manifest was registering
literal /dataset/_id so every /dataset/<uuid> 404'd. Rename all dynamic pages to
bracket form (params/route-names preserved — middleware + router.push already
assumed them). Add a pages:extend hook to drop co-located viewmodels/specs from
the route table. Convert 3 dead Nuxt-2 Options-API middleware() hooks (silently
ignored in Nuxt 4) to definePageMeta middleware with navigateTo; fix the hf guard
to check params.repoId (was the wrong param 'id', never fired).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): unmount span entity Vue apps to stop leak
aa51931 
Fixes roborev review 3. entityComponentFactory createApp().mount() was never
unmounted, and applyEntityStyle() recreates every entity on each scroll/resize/
refresh, so EntityComponent.beforeUnmount (which detaches its scroll listener)
never fired — unbounded live apps + orphaned listeners. Factory now returns an
unmount disposer; Highlighting tracks disposers and disposes them before each
restyle teardown and on unmount().

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): useHead() for page title + wire root error.vue
c4c3279 
- annotation-mode page: Nuxt-2 head() hook is ignored in Nuxt 4; use useHead()
  in setup() so the dataset title actually sets.
- error.vue: move from layouts/ (where it was only a dead named layout) to the
  project root so Nuxt 4 uses it as the error page; drop the dead layout:'error'
  option, fix legacy <svgicon>/<nuxt-link> tags, clearError() on recover.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): rename transition start-state classes to *-enter-from
ab9de1b 
Vue 3 renamed .x-enter -> .x-enter-from (and .x-leave -> .x-leave-from); the bare
selectors are silently ignored, breaking the enter animation start state across 9
components.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): inject highlight CSS as <style> text child, not v-html
e970473 
Fixes roborev review 6. <component :is="'style'" v-html=highlightStyles> is an
HTML-parse sink (a </style> in interpolated ids breaks out); bind the CSS as the
element's text child instead. Drop the stray :key. Also make the /new/[id] guard
redirect to an absolute /new/<id> path.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): replace removed $slots.default VNode API
ce3b87d 
Vue 3 $slots.default is a function and VNodes lack .elm/.tag/.context.
SynchronizeScroll now reads rendered DOM children via $el.children; RatingShortcuts
takes a question prop instead of spelunking the slot vnode's .context.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): correct $attrs listener-detection key (on-click -> onOnClick)
65d68d4 
Vue 3 normalizes @on-click into $attrs as onOnClick (on + PascalCase), not the
kebab on-click the Vue-2 $listeners->$attrs migration left behind. So Badge/Tooltip
clickable/clearable state was stuck false. Fix the key in 4 components + add a
BaseBadge regression test.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
chore(vue3): restore working ESLint config + config cleanups
9831e86 
- Register eslint-plugin-vue (config referenced vue/attributes-order but never
  loaded the plugin -> 'rule not found' aborted lint on every file). Lint now runs.
- Declare Nuxt 4 auto-import globals (useHead/definePageMeta/navigateTo/...) and
  the Vitest 'vi' global so migrated code stops tripping no-undef.
- prettier/prettier -> warn (parity with the *.ts override + separate npm run format).
- i18n localeDir *.json -> *.js (was a no-op glob); drop deprecated prettier/vue.
- Drop dead pdfjs-dist from build.transpile and unused core-js dependency.

Migration-caused lint errors now 0; ~31 pre-existing non-migration style
violations (no-empty/ban-ts-comment/no-namespace in domain code) remain as
tracked follow-up — out of scope for the framework migration.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): declare emits on native-event-emitting components
1ed8813 
Vue 3 keeps a parent @click as a fallthrough native listener AND fires the
explicit $emit('click') unless the event is declared in emits -> double-fire.
Declare emits on 17 base/feature components that emit native-named events
(click/input/change/mouseover/...). Best practice + removes the double-fire.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
docs(vue3): record rationale for pages:extend filter and eslint globals
c00df30 
Document the two deliberate-but-unusual migration decisions so they read as
choices, not temporary hacks: the pages:extend route filter (preserves domain
co-location) and the hand-listed Nuxt auto-import eslint globals (exit path is
@nuxt/eslint). No behavior change.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): repair v-model on LoginInput so sign-in works again
5661891 
Vue 3 removed the component `model: { prop, event }` option. LoginInput still
declared `model: { prop: "value", event: "input" }` with a `value` prop and an
`input` emit, so the parent `v-model="username"/"password"` on pages/sign-in.vue
(now `:modelValue` + `@update:modelValue`) never connected: typed text never
reached the parent, the submit button stayed permanently disabled, and login
was impossible through the UI.

Migrate LoginInput to the Vue 3 v-model convention (`modelValue` prop +
`update:modelValue` emit), drop the dead `model:` option, and stop mutating the
prop in the autofill watcher (write to local `inputValue` instead).

Also:
- Rewrite the stale Playwright login helper (e2e/common/login-and-wait-for.ts):
  real Extralit selectors (getByLabel "Username"/"Password", submit "Sign in"),
  mock /api/v1/token + /api/v1/me offline (no backend), and wait for the
  home/datasets landing at "/" (there is no "/datasets" route).
- Pre-bundle marked/highlight.js/dompurify/marked-katex in vite.optimizeDeps so
  the dev server (and the e2e webServer) stop re-optimizing + reloading on first
  navigation to the home view.

Verified at runtime via CDP browser: fresh login fills, button enables, POST
/v1/token + GET /v1/me succeed, redirect lands on "/", user avatar renders.
vitest login/sign-in 10/10, nuxt typecheck 0 errors, eslint 0 errors.

NOTE: ~34 other components still declare the Vue 2 `model:` option; at least 10
are consumed via `v-model` and are broken the same way (annotation filters,
similarity search, dataset creation, dataset settings). Tracked as follow-up.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): migrate all components off the removed Vue 2 model: option
22fa099 
Vue 3 dropped the component-level `model: { prop, event }` option entirely, so
every component that relied on it to wire `v-model` was silently broken: the
bound value never flowed in (wrong prop name) and never flowed out (wrong emit).
LoginInput was the first found; a sweep turned up 35 more components carrying the
dead option, 20 of them actually consumed via `v-model` (annotation status/sort/
metadata/response/suggestion filters, similarity search filters, dataset-creation
selectors, bulk-annotation view config, settings description, workspace filter,
pagination size). The 737 unit tests missed all of these because they exercise
each component through its own props/events, never through a parent's `v-model`.

Fix, applied uniformly:
- Components consumed via `v-model`: migrate to the Vue 3 convention — rename the
  model prop to `modelValue`, emit `update:modelValue`, drop the `model:` option.
  `v-model="x"` call sites are unchanged.
- Dual-purpose base inputs (BaseCheckbox, BaseRadioButton) keep their separate
  `value` prop and existing `change`/`input` emits for explicit consumers, and
  *additionally* emit `update:modelValue` so both binding styles work.
- Explicit consumers of renamed components rewired to `:model-value` /
  `@update:model-value` (DatasetConfigurationForm, DatasetUpdateDialog,
  RadioButtonsSelect.base).
- The 14 components consumed only via explicit `:prop`/`@event` (never v-model)
  keep their prop/event names; their dead `model:` option is removed as cleanup
  so it can't silently swallow a future `v-model`.
- Update BaseRadioButton.spec.js to the `modelValue` prop name.

Verified: nuxt typecheck 0 errors (validates every template prop/emit binding),
vitest 737 passed, and runtime via CDP browser — login flow, home render with no
console errors, and the BaseRadioButton-backed workspace switcher updates state
(?workspace=alpha -> beta) end-to-end.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
docs(vue3): record reconciled e2e login helper in CLAUDE.md
ed37539 
The Playwright login helper now matches Extralit's real sign-in UI (getByLabel,
offline token+me mocks, "/" landing). Per-page specs still need fresh baselines.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): preserve /api prefix in nitro devProxy
abcc6f3 
Nuxt 2's @nuxtjs/proxy forwarded the matched route prefix to the target;
Nuxt 4's nitro devProxy mounts each rule via h3 `app.use(prefix, …)`, which
STRIPS the prefix from the forwarded path. So `/api/v1/token` reached the
backend as `/v1/token` — answered with the SPA fallback (200 HTML) for GETs
and 405 for the login POST, breaking every API call when running the dev
server against a live backend (e.g. API_BASE_URL=…hf.space).

Re-append the prefix to each devProxy target origin so the backend receives
the full `/api/v1/...` path. Dev-only; the prod build is a static SPA served
same-origin with the backend.

Verified against the public demo: login POST -> 201, /me/datasets -> 200 JSON.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): pass primitive string to $t for Field/Question type badges
9a84793 
FieldType and QuestionType extend String (boxed String objects), so `typeof
field.type === 'object'`. vue-i18n v9+ (Vue 3) strictly requires the `t()`
key to be a primitive string and throws "SyntaxError: Invalid arguments"
otherwise; vue-i18n v8 (Vue 2) coerced silently. This crashed the render of
every dataset card's field/question badges on the home list and the dataset
settings page.

Pass `.value` (the primitive string accessor, already the idiom elsewhere)
to $t() at the four affected badge sites.

Verified against the public demo: home dataset cards render Text/Label/
Multi-label badges with zero console errors.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran @claude
fix(vue3): make BaseInput dual-purpose so v-model binds
1a65e34 
BaseInput (via its common mixin) used the Vue 2 `value` prop and emitted only
`input`/`change`. Vue 3 removed the `model:` option, so `<BaseInput v-model="x">`
now desugars to `:model-value`/`@update:model-value` — neither of which BaseInput
spoke. Every v-model consumer was silently disconnected: the home dataset search
bar (BaseSearchBar) never filtered, and the "Import from Hugging Face" repo input
(ImportFromHub) left its submit button permanently disabled.

Apply the same dual-purpose pattern already used by BaseCheckbox/BaseRadioButton/
BaseRange*: accept both `value` and `modelValue`, declare `emits`, emit
`update:modelValue` alongside the legacy events, and display `modelValue ?? value`.
Legacy `:value`/`@input` consumers keep working unchanged.

Verified against the public demo: typing a repo id enables the import submit
button, and typing in the datasets search bar filters the list to the match.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@JonnyTran
fix: update ImportFlow.spec.js to improve component stubbing and add …
f4c2eb6 
…new tests for step gating and document actions

- Refactored component stubs in ImportFlow.spec.js to ensure proper functionality during tests.
- Added new tests for step gating logic, confirming behavior for navigation between steps.
- Implemented tests to verify document actions are recorded correctly during analysis updates.
- Updated the beforeEach setup to streamline the mounting of the ImportFlow component.
@JonnyTran
chore: update subproject commit and add @vitest/coverage-v8 dependency
b28c12b 
- Updated the subproject commit to indicate a dirty state.
- Added @vitest/coverage-v8 version 4.1.8 to package.json and package-lock.json for improved test coverage reporting.
- Included additional dependencies for @vitest/coverage-v8 in package-lock.json.
@JonnyTran
Merge branch 'develop' into feat/vue-v2-to-v3
a188aee
@JonnyTran
Merge branch 'develop' into feat/vue-v2-to-v3
457a5b3
@JonnyTran
Merge branch 'develop' into feat/vue-v2-to-v3
ba2ecb6
@JonnyTran
fix(ci): serve Nuxt 4 SPA + restore frontend lint/test in CI
f6aa7ad 
Two migration regressions (Vue2->3 / Nuxt2->4):

1. HF Space 404 on every route. The server build copied the compiled
   frontend via `cp -r ../extralit-frontend/dist …`, but Nuxt 4's
   `nuxi build` emits a Nitro server under `.output/`, not a static
   `dist/`. The cp silently failed (shell lacks `-e`), so the wheel
   shipped without extralit_server/static/; configure_app_statics()
   then returns early, never mounts `/`, and FastAPI 404s everything.
   Switch to `nuxi generate` (static SPA -> .output/public with a real
   index.html), copy .output/public, build at BASE_URL=/ (the old
   "@@baseurl@@" placeholder breaks Nuxt 4's prerender crawler and
   yields //_nuxt paths), and guard the copy with set -euo pipefail +
   an index.html check so a missing bundle fails loudly.

2. Frontend CI tests + lint both failed for one reason: no
   `postinstall: nuxi prepare`, so the gitignored .nuxt/tsconfig.json
   that tsconfig.json extends was absent in CI -> vitest 'Tsconfig not
   found' (exit 1) and type-aware eslint OOM (exit 134). Add the
   postinstall hook.

Verified locally: tests 77 passed, lint no OOM, generate emits a
complete static bundle (index.html + _nuxt + assets).
@JonnyTran
fix(frontend): stop welcome-hf-sign-in redirect loop on Vue Router 4
0a4897b 
On an HF Space without HF OAuth configured (providers empty), the
welcome page redirects to /sign-in with an omitCTA flag that tells the
route guard not to bounce back. The flag was passed as a route `param`,
but Vue Router 4 drops params that aren't part of the route path on
name-based navigation (it worked as router state under Vue Router 3).
So the guard never saw omitCTA, sign-in redirected back to welcome, and
the two looped forever — the page sat on its loading logo.

Carry omitCTA as a query param instead (survives VR4 named navigation),
read it from to.query in the guard, and return after redirecting in
beforeMount so the navigating-away component stops fetching state.
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@JonnyTran