refactor: use Nuxt 4 directory structure

app/components/AutoUpdateToast.vue

@@ -2,7 +2,7 @@
   import { useIntervalFn } from '@vueuse/core'
   // @ts-expect-error
   import semverGt from 'semver/functions/gt'
-  import type VersionMeta from '~/public/version.json'
+  import type VersionMeta from '~~/public/version.json'
 
   const { t } = useI18n()
   const toast = useToast()

app/components/DeepResearch/DeepResearch.vue

@@ -4,7 +4,7 @@
     type PartialProcessedSearchResult,
     type ProcessedSearchResult,
     type ResearchStep,
-  } from '~/lib/deep-research'
+  } from '~~/lib/deep-research'
   import {
     feedbackInjectionKey,
     formInjectionKey,

app/components/ResearchFeedback.vue

@@ -3,7 +3,7 @@
     feedbackInjectionKey,
     formInjectionKey,
   } from '~/constants/injection-keys'
-  import { generateFeedback } from '~/lib/feedback'
+  import { generateFeedback } from '~~/lib/feedback'
 
   export interface ResearchFeedbackResult {
     assistantQuestion: string
@@ -69,10 +69,10 @@
           // Incrementally update modelValue
           for (let i = 0; i < questions.length; i += 1) {
             if (feedback.value[i]) {
-              feedback.value[i].assistantQuestion = questions[i]
+              feedback.value[i]!.assistantQuestion = questions[i]!
             } else {
               feedback.value.push({
-                assistantQuestion: questions[i],
+                assistantQuestion: questions[i]!,
                 userAnswer: '',
               })
             }

app/components/ResearchReport.vue

@@ -1,6 +1,6 @@
 <script setup lang="ts">
   import { marked } from 'marked'
-  import { writeFinalReport } from '~/lib/deep-research'
+  import { writeFinalReport } from '~~/lib/deep-research'
   import {
     feedbackInjectionKey,
     formInjectionKey,

app/constants/injection-keys.ts

@@ -1,6 +1,6 @@
 import type { ResearchFeedbackResult } from '~/components/ResearchFeedback.vue'
 import type { ResearchInputData } from '~/components/ResearchForm.vue'
-import type { ResearchResult } from '~/lib/deep-research'
+import type { ResearchResult } from '~~/lib/deep-research'
 
 export const formInjectionKey = Symbol() as InjectionKey<Ref<ResearchInputData>>
 export const feedbackInjectionKey = Symbol() as InjectionKey<

app/pages/index.vue

@@ -51,19 +51,19 @@
 </template>
 
 <script setup lang="ts">
-  import type ResearchForm from '~/components/ResearchForm.vue'
-  import type ResearchFeedback from '~/components/ResearchFeedback.vue'
-  import type DeepResearch from '~/components/DeepResearch/DeepResearch.vue'
-  import type ResearchReport from '~/components/ResearchReport.vue'
-  import type ConfigManager from '~/components/ConfigManager.vue'
-  import type { ResearchInputData } from '~/components/ResearchForm.vue'
-  import type { ResearchFeedbackResult } from '~/components/ResearchFeedback.vue'
-  import type { ResearchResult } from '~/lib/deep-research'
+  import type ResearchForm from '@/components/ResearchForm.vue'
+  import type ResearchFeedback from '@/components/ResearchFeedback.vue'
+  import type DeepResearch from '@/components/DeepResearch/DeepResearch.vue'
+  import type ResearchReport from '@/components/ResearchReport.vue'
+  import type ConfigManager from '@/components/ConfigManager.vue'
+  import type { ResearchInputData } from '@/components/ResearchForm.vue'
+  import type { ResearchFeedbackResult } from '@/components/ResearchFeedback.vue'
+  import type { ResearchResult } from '~~/lib/deep-research'
   import {
     feedbackInjectionKey,
     formInjectionKey,
     researchResultInjectionKey,
-  } from '~/constants/injection-keys'
+  } from '@/constants/injection-keys'
 
   const version = useRuntimeConfig().public.version
 
@@ -82,7 +82,6 @@
   const feedback = ref<ResearchFeedbackResult[]>([])
   const researchResult = ref<ResearchResult>({
     learnings: [],
-    visitedUrls: [],
   })
 
   provide(formInjectionKey, form)

app/stores/config.ts

@@ -1,5 +1,5 @@
 import { skipHydrate } from 'pinia'
-import type { Locale } from '~/components/LangSwitcher.vue'
+import type { Locale } from '@/components/LangSwitcher.vue'
 
 export type ConfigAiProvider =
   | 'openai-compatible'

i18n.config.ts

@@ -1,6 +1,6 @@
-import en from '~/i18n/en.json'
-import zh from '~/i18n/zh.json'
-import nl from '~/i18n/nl.json'
+import en from '~~/i18n/en.json'
+import zh from '~~/i18n/zh.json'
+import nl from '~~/i18n/nl.json'
 
 export default defineI18nConfig(() => ({
   legacy: false,

lib/deep-research.ts

@@ -1,13 +1,14 @@
 import { streamText } from 'ai'
 import { z } from 'zod'
-import { parseStreamingJson, type DeepPartial } from '~/utils/json'
+import { parseStreamingJson, type DeepPartial } from '~~/utils/json'
 
 import { trimPrompt } from './ai/providers'
 import { languagePrompt, systemPrompt } from './prompt'
 import zodToJsonSchema from 'zod-to-json-schema'
-import { useAiModel } from '~/composables/useAiProvider'
-import type { Locale } from '~/components/LangSwitcher.vue'
-import type { DeepResearchNode } from '~/components/DeepResearch/DeepResearch.vue'
+import { useAiModel } from '@/composables/useAiProvider'
+import type { Locale } from '@/components/LangSwitcher.vue'
+import type { DeepResearchNode } from '@/components/DeepResearch/DeepResearch.vue'
+import { throwAiError } from '~~/utils/errors'
 
 export type ResearchResult = {
   learnings: ProcessedSearchResult['learnings']
@@ -185,7 +186,7 @@ function processSearchResult({
     `<contents>${contents
       .map(
         (content, index) =>
-          `<content url="${results[index].url}">\n${content}\n</content>`,
+          `<content url="${results[index]!.url}">\n${content}\n</content>`,
       )
       .join('\n')}</contents>`,
     `You MUST respond in JSON matching this JSON schema: ${jsonSchema}`,
@@ -316,8 +317,8 @@ export async function deepResearch({
           for (let i = 0; i < searchQueries.length; i++) {
             onProgress({
               type: 'generating_query',
-              result: searchQueries[i],
-              nodeId: searchQueries[i].nodeId,
+              result: searchQueries[i]!,
+              nodeId: searchQueries[i]!.nodeId,
               parentNodeId: nodeId,
             })
           }

lib/feedback.ts

@@ -4,6 +4,8 @@ import { zodToJsonSchema } from 'zod-to-json-schema'
 
 import { languagePrompt, systemPrompt } from './prompt'
 import { useAiModel } from '~/composables/useAiProvider'
+import { parseStreamingJson, type DeepPartial } from '~~/utils/json'
+import { throwAiError } from '~~/utils/errors'
 
 type PartialFeedback = DeepPartial<z.infer<typeof feedbackTypeSchema>>
 

nuxt.config.ts

@@ -62,5 +62,8 @@ export default defineNuxtConfig({
 
   css: ['~/assets/css/main.css'],
   compatibilityDate: '2024-11-01',
+  future: {
+    compatibilityVersion: 4,
+  },
   devtools: { enabled: true },
 })