diff --git a/apps/web/src/App.vue b/apps/web/src/App.vue
index 76fc1ab..3770664 100644
--- a/apps/web/src/App.vue
+++ b/apps/web/src/App.vue
@@ -28,7 +28,9 @@ const hljsInstance = ref<any>(null)
 const loadHighlightJS = async () => {
   if (hljsInstance.value) return hljsInstance.value
 
-  const [hljs, c, cpp, python, java, javascript, go, sql] = await Promise.all([
+  // 逐个取 .default，不要在 Promise.all 后面 map —— 那样元组会塌成
+  // (HLJSApi | LanguageFn)[]，每个元素都变成联合类型，hljs 上就找不到方法了
+  const [core, c, cpp, python, java, javascript, go, sql] = await Promise.all([
     import("highlight.js/lib/core"),
     import("highlight.js/lib/languages/c"),
     import("highlight.js/lib/languages/cpp"),
@@ -37,15 +39,16 @@ const loadHighlightJS = async () => {
     import("highlight.js/lib/languages/javascript"),
     import("highlight.js/lib/languages/go"),
     import("highlight.js/lib/languages/sql"),
-  ]).then((modules) => modules.map((m) => m.default))
+  ])
+  const hljs = core.default
 
-  hljs.registerLanguage("c", c)
-  hljs.registerLanguage("python", python)
-  hljs.registerLanguage("cpp", cpp)
-  hljs.registerLanguage("java", java)
-  hljs.registerLanguage("javascript", javascript)
-  hljs.registerLanguage("go", go)
-  hljs.registerLanguage("sql", sql)
+  hljs.registerLanguage("c", c.default)
+  hljs.registerLanguage("python", python.default)
+  hljs.registerLanguage("cpp", cpp.default)
+  hljs.registerLanguage("java", java.default)
+  hljs.registerLanguage("javascript", javascript.default)
+  hljs.registerLanguage("go", go.default)
+  hljs.registerLanguage("sql", sql.default)
 
   hljsInstance.value = hljs
   return hljs
diff --git a/apps/web/src/admin/api.ts b/apps/web/src/admin/api.ts
index e9a6d70..bdc21e9 100644
--- a/apps/web/src/admin/api.ts
+++ b/apps/web/src/admin/api.ts
@@ -2,11 +2,13 @@ import api2 from "utils/api2"
 import { toProblemListItem } from "admin/transforms"
 import type {
   AcTrend,
+  AdminProblemSetProgress,
   BatchProblemTagResponse,
   GenerateSqlTestCaseResponse,
   RenameTagResponse,
   SqlTestCaseScript,
   AcmHelperItem,
+  SubmissionInfo,
   AdminAiReport,
   AdminAiReportList,
   StuckProblem,
@@ -36,7 +38,6 @@ import type {
   ProblemSetBadge,
   ProblemSetList,
   ProblemSetProblem,
-  ProblemSetProgressList,
   TutorialListItem,
 } from "utils/types"
 
@@ -476,7 +477,11 @@ export function makeProblemPublic(id: number, displayId: string) {
 
 // 比赛辅助检查
 export function getACMHelperList(contestId: number) {
-  return api2.get<AcmHelperItem[]>(`admin/contests/${contestId}/acm-helper`)
+  // acInfo 在契约里是 Record<string, unknown>（acm_contest_rank 的 JSONB 原文），
+  // 组件侧按 SubmissionInfo 读，收窄放在这里
+  return api2.get<
+    Array<Omit<AcmHelperItem, "acInfo"> & { acInfo: SubmissionInfo }>
+  >(`admin/contests/${contestId}/acm-helper`)
 }
 
 export function updateACMHelperChecked(
@@ -652,8 +657,9 @@ export function deleteProblemSetBadge(problemSetId: number, badgeId: number) {
 }
 
 // 题单进度管理 API
+// 注意：返回的是裸数组，不是分页信封 —— 和 oj 侧的 /user-progress 不同
 export function getProblemSetProgress(problemSetId: number) {
-  return api2.get<ProblemSetProgressList>(
+  return api2.get<AdminProblemSetProgress[]>(
     `admin/problem-sets/${problemSetId}/progress`,
   )
 }
diff --git a/apps/web/src/admin/problemset/detail.vue b/apps/web/src/admin/problemset/detail.vue
index 7b2c883..9d393af 100644
--- a/apps/web/src/admin/problemset/detail.vue
+++ b/apps/web/src/admin/problemset/detail.vue
@@ -4,7 +4,7 @@ import type {
   ProblemSet,
   ProblemSetProblem,
   ProblemSetBadge,
-  ProblemSetProgress,
+  AdminProblemSetProgress,
 } from "utils/types"
 import {
   getProblemSetDetail,
@@ -37,7 +37,7 @@ const problemSetId = computed(() => Number(route.params.problemSetId))
 const problemSet = ref<ProblemSet | null>(null)
 const problems = ref<ProblemSetProblem[]>([])
 const badges = ref<ProblemSetBadge[]>([])
-const progress = ref<ProblemSetProgress[]>([])
+const progress = ref<AdminProblemSetProgress[]>([])
 
 // 模态框状态
 const showAddProblemModal = ref(false)
diff --git a/apps/web/src/admin/setting/config.vue b/apps/web/src/admin/setting/config.vue
index 925d739..8387af1 100644
--- a/apps/web/src/admin/setting/config.vue
+++ b/apps/web/src/admin/setting/config.vue
@@ -6,7 +6,7 @@ import {
   CLASS_NAME_RE,
 } from "utils/constants"
 import { parseTime } from "utils/functions"
-import type { Server } from "utils/types"
+import type { OrphanTestCase, Server, WebsiteConfig } from "utils/types"
 import { useConfigStore } from "shared/store/config"
 import { useConfigWebSocket } from "shared/composables/websocket"
 import {
@@ -98,8 +98,8 @@ const serverColumns: DataTableColumn<Server>[] = [
     width: 100,
   },
   { title: "IP", key: "ip", width: 140 },
-  { title: "判题机版本", key: "judger_version", width: 100 },
-  { title: "服务器 URL", key: "service_url", width: 200 },
+  { title: "判题机版本", key: "judgerVersion", width: 100 },
+  { title: "服务器 URL", key: "serviceUrl", width: 200 },
   {
     title: "上一次心跳",
     key: "last_heartbeat",
@@ -114,14 +114,14 @@ const serverColumns: DataTableColumn<Server>[] = [
   },
 ]
 
-const testcases = ref<Testcase[]>([])
+const testcases = ref<OrphanTestCase[]>([])
 const token = ref("")
 const servers = ref<Server[]>([])
 const abnormalServers = computed(() =>
   servers.value.filter((item) => item.status === "abnormal"),
 )
 
-const websiteConfig = reactive({
+const websiteConfig = reactive<WebsiteConfig>({
   websiteBaseUrl: import.meta.env.PUBLIC_OJ_URL,
   websiteName: "判题狗",
   websiteNameShortcut: "判题狗",
diff --git a/apps/web/src/admin/tutorial/components/ExerciseManager.vue b/apps/web/src/admin/tutorial/components/ExerciseManager.vue
index 6197073..74aa1d9 100644
--- a/apps/web/src/admin/tutorial/components/ExerciseManager.vue
+++ b/apps/web/src/admin/tutorial/components/ExerciseManager.vue
@@ -427,7 +427,7 @@ function typeTagType(type: ExerciseType) {
           <n-form-item label="选项（勾选所有正确答案）">
             <n-space vertical style="width: 100%">
               <n-flex
-                v-for="(opt, i) in mcqOptions"
+                v-for="(_opt, i) in mcqOptions"
                 :key="i"
                 align="center"
                 :size="8"
diff --git a/apps/web/src/admin/tutorial/detail.vue b/apps/web/src/admin/tutorial/detail.vue
index 953ab9a..500b385 100644
--- a/apps/web/src/admin/tutorial/detail.vue
+++ b/apps/web/src/admin/tutorial/detail.vue
@@ -10,7 +10,6 @@ interface Props {
 }
 
 const route = useRoute()
-const router = useRouter()
 const message = useMessage()
 const props = defineProps<Props>()
 
diff --git a/apps/web/src/main.ts b/apps/web/src/main.ts
index e84d4f2..200f371 100644
--- a/apps/web/src/main.ts
+++ b/apps/web/src/main.ts
@@ -26,7 +26,7 @@ import { useUserStore } from "./shared/store/user"
 
 const authStore = useAuthModalStore()
 
-router.beforeEach(async (to, from, next) => {
+router.beforeEach(async (to, _from, next) => {
   // 检查是否需要认证
   if (to.matched.some((record) => record.meta.requiresAuth)) {
     if (!storage.get(STORAGE_KEY.AUTHED)) {
diff --git a/apps/web/src/oj/ai/components/DurationChart.vue b/apps/web/src/oj/ai/components/DurationChart.vue
index 7331939..2039f12 100644
--- a/apps/web/src/oj/ai/components/DurationChart.vue
+++ b/apps/web/src/oj/ai/components/DurationChart.vue
@@ -60,10 +60,6 @@ const title = computed(() => {
 const data = computed<ChartData<"bar" | "line">>(() => {
   return {
     labels: aiStore.durationData.map((duration) => {
-      let prefix = "周"
-      if (duration.unit === "months") {
-        prefix = "月"
-      }
       return [
         parseTime(duration.start, "M月D日"),
         parseTime(duration.end, "M月D日"),
diff --git a/apps/web/src/oj/ai/components/EfficiencyChart.vue b/apps/web/src/oj/ai/components/EfficiencyChart.vue
index 1659a98..0e724e6 100644
--- a/apps/web/src/oj/ai/components/EfficiencyChart.vue
+++ b/apps/web/src/oj/ai/components/EfficiencyChart.vue
@@ -9,7 +9,7 @@
   </n-card>
 </template>
 <script setup lang="ts">
-import type { ChartData, ChartOptions, TooltipItem } from "chart.js"
+import type { ChartData, TooltipItem } from "chart.js"
 import { Chart } from "vue-chartjs"
 import {
   Chart as ChartJS,
diff --git a/apps/web/src/oj/ai/components/StreakStats.vue b/apps/web/src/oj/ai/components/StreakStats.vue
index 4e05a32..518f8b6 100644
--- a/apps/web/src/oj/ai/components/StreakStats.vue
+++ b/apps/web/src/oj/ai/components/StreakStats.vue
@@ -99,17 +99,6 @@ const streakData = computed(() => {
   let weekCount = 0
   let monthCount = 0
 
-  // 检查今天是否有做题
-  const todayData = sortedData.find((item) => {
-    const itemDate = new Date(item.timestamp)
-    return (
-      itemDate.getFullYear() === today.getFullYear() &&
-      itemDate.getMonth() === today.getMonth() &&
-      itemDate.getDate() === today.getDate()
-    )
-  })
-  const hasToday = todayData && todayData.value > 0
-
   // 遍历数据计算连续天数
   for (const item of sortedData) {
     if (item.value > 0) {
diff --git a/apps/web/src/oj/api.ts b/apps/web/src/oj/api.ts
index 18b97ec..7b13798 100644
--- a/apps/web/src/oj/api.ts
+++ b/apps/web/src/oj/api.ts
@@ -1,12 +1,15 @@
 import {
   type AiAnalysisRecord,
   type Contest as OjContest,
+  type ContestAccess,
   type ContestList,
   type ActivityRankItem,
+  type FormatCodeResponse,
+  type Metrics,
+  type TutorialSummary,
   type ClassComparisonResponse,
   type ClassRankItem,
   type ClassUserRank,
-  type ContestRank,
   type UserRank,
   type ProblemRank,
   type CreateSubmissionResponse,
@@ -38,6 +41,7 @@ import api2 from "utils/api2"
 import { filterResult } from "oj/transforms"
 import type {
   Announcement,
+  ContestRank,
   Profile,
   Message,
   SubmissionListItem,
@@ -84,10 +88,6 @@ export function getAuthors(all = false) {
   })
 }
 
-export function getRandomProblemID() {
-  return api2.get("problems/random")
-}
-
 export async function getProblem(problemID: string, contestID: string) {
   const endpoint = contestID
     ? `contests/${encodeURIComponent(contestID)}/problems/${encodeURIComponent(problemID)}`
@@ -96,8 +96,9 @@ export async function getProblem(problemID: string, contestID: string) {
   return { error: null, data: detailProblem(response.data) }
 }
 
+// 未登录返回 "0"，登录后返回百分比字符串
 export function getProblemBeatRate(problemID: number) {
-  return api2.get(`problems/${problemID}/beat-count`)
+  return api2.get<string>(`problems/${problemID}/beat-count`)
 }
 
 export async function getSubmission(id: string) {
@@ -121,7 +122,7 @@ export function formatCode(data: { code: string; language: string }) {
     "C++": "cpp",
     SQL: "sql",
   }
-  return api2.post("code/format", {
+  return api2.post<FormatCodeResponse>("code/format", {
     code: data.code,
     language: languages[data.language] ?? data.language.toLowerCase(),
   })
@@ -148,7 +149,9 @@ export function getTodaySubmissionCount(language?: string) {
 }
 
 export function adminRejudge(id: string) {
-  return api2.post(`submissions/${encodeURIComponent(id)}/rejudge`)
+  return api2.post<{ ok: boolean }>(
+    `submissions/${encodeURIComponent(id)}/rejudge`,
+  )
 }
 
 export function getSubmissionStatistics(
@@ -219,13 +222,17 @@ export function getContest(id: string) {
 }
 
 export function getContestAccess(id: string) {
-  return api2.get(`contests/${encodeURIComponent(id)}/access`)
+  return api2.get<ContestAccess>(`contests/${encodeURIComponent(id)}/access`)
 }
 
+// 注意和 GET /access 不一样：这个返回裸 true，密码错是 403 走 catch
 export function checkContestPassword(contestID: string, password: string) {
-  return api2.post(`contests/${encodeURIComponent(contestID)}/access`, {
-    password,
-  })
+  return api2.post<boolean>(
+    `contests/${encodeURIComponent(contestID)}/access`,
+    {
+      password,
+    },
+  )
 }
 
 export async function getContestProblems(contestID: string) {
@@ -239,7 +246,9 @@ export function getContestRank(
   contestID: string,
   query: { limit: number; offset: number },
 ) {
-  return api2.get<ContestRank>(
+  // submissionInfo 在契约里是 Record<string, unknown>（JSONB 原文），
+  // 前端在这里收窄成 SubmissionInfo，见 utils/types 的 ContestRank
+  return api2.get<{ results: ContestRank[]; total: number }>(
     `contests/${encodeURIComponent(contestID)}/rank`,
     { params: query },
   )
@@ -300,7 +309,7 @@ export function refreshUserProblemDisplayIds() {
 }
 
 export function getMetrics(userid: number) {
-  return api2.get(`users/${userid}/metrics`)
+  return api2.get<Metrics>(`users/${userid}/metrics`)
 }
 
 export function getTutorial(id: number) {
@@ -308,7 +317,7 @@ export function getTutorial(id: number) {
 }
 
 export function getTutorials(type: "python" | "c") {
-  return api2.get("tutorials", { params: { type } })
+  return api2.get<TutorialSummary[]>("tutorials", { params: { type } })
 }
 
 export function getAIDetailData(start: string, end: string, username?: string) {
diff --git a/apps/web/src/oj/learn/components/ExerciseDebug.vue b/apps/web/src/oj/learn/components/ExerciseDebug.vue
index b1ee170..91635ad 100644
--- a/apps/web/src/oj/learn/components/ExerciseDebug.vue
+++ b/apps/web/src/oj/learn/components/ExerciseDebug.vue
@@ -88,7 +88,7 @@ function reset() {
 
     <n-space vertical :size="6">
       <div
-        v-for="(line, idx) in data.lines"
+        v-for="(_line, idx) in data.lines"
         :key="idx"
         :style="lineStyle(idx)"
         @click="toggle(idx)"
diff --git a/apps/web/src/oj/problem/components/ProblemInfo.vue b/apps/web/src/oj/problem/components/ProblemInfo.vue
index ef571e9..42d5113 100644
--- a/apps/web/src/oj/problem/components/ProblemInfo.vue
+++ b/apps/web/src/oj/problem/components/ProblemInfo.vue
@@ -3,6 +3,7 @@ import { Icon } from "@iconify/vue"
 import { storeToRefs } from "pinia"
 import { useProblemStore } from "oj/store/problem"
 import { DIFFICULTY, JUDGE_STATUS } from "utils/constants"
+import type { SUBMISSION_RESULT } from "utils/types"
 import { getACRateNumber, getTagColor, parseTime } from "utils/functions"
 import { Pie } from "vue-chartjs"
 import {
@@ -30,19 +31,19 @@ const beatRate = ref("0")
 const yearlyACData = ref<YearlyACData[]>([])
 
 const data = computed(() => {
-  const status = problem.value!.statisticInfo
-  const labels = []
-  for (let i in status) {
-    if (status[i] !== 0) {
-      // @ts-ignore
-      labels.push(JUDGE_STATUS[i]["name"])
+  // statisticInfo 是 { 判题状态码: 次数 } 的 JSONB，契约里是 Record<string, unknown>
+  const status = problem.value!.statisticInfo as Record<string, number>
+  const labels: string[] = []
+  const values: number[] = []
+  for (const code in status) {
+    if (status[code] !== 0) {
+      labels.push(JUDGE_STATUS[Number(code) as SUBMISSION_RESULT].name)
+      values.push(status[code]!)
     }
   }
   return {
     labels,
-    datasets: [
-      { data: Object.values(status), hoverOffset: 5, borderRadius: 10 },
-    ],
+    datasets: [{ data: values, hoverOffset: 5, borderRadius: 10 }],
   }
 })
 
diff --git a/apps/web/src/oj/problem/list.vue b/apps/web/src/oj/problem/list.vue
index ff72393..ec169f1 100644
--- a/apps/web/src/oj/problem/list.vue
+++ b/apps/web/src/oj/problem/list.vue
@@ -2,7 +2,7 @@
 import { Icon } from "@iconify/vue"
 import { NFlex, NTag } from "naive-ui"
 import { useRouteQuery } from "@vueuse/router"
-import { getProblemList, getRandomProblemID } from "oj/api"
+import { getProblemList } from "oj/api"
 import { getTagColor } from "utils/functions"
 import type { ProblemFiltered } from "utils/types"
 import { getProblemTagList } from "shared/api"
@@ -102,11 +102,6 @@ function chooseTag(tag: Tag) {
   })
 }
 
-async function getRandom() {
-  const res = await getRandomProblemID()
-  router.push("/problem/" + res.data)
-}
-
 // 监听搜索关键词变化（防抖）
 watchDebounced(() => query.keyword, listProblems, {
   debounce: 500,
@@ -263,9 +258,6 @@ function rowProps(row: ProblemFiltered) {
           <n-form-item>
             <n-button @click="clearQuery" quaternary>重置</n-button>
           </n-form-item>
-          <!-- <n-form-item>
-              <n-button @click="getRandom" quaternary>随机</n-button>
-            </n-form-item> -->
           <n-form-item>
             <n-button
               @click="toggleShowTag()"
diff --git a/apps/web/src/oj/store/contest.ts b/apps/web/src/oj/store/contest.ts
index 5a56d04..df19d59 100644
--- a/apps/web/src/oj/store/contest.ts
+++ b/apps/web/src/oj/store/contest.ts
@@ -2,7 +2,7 @@ import { formatISO, getTime, parseISO } from "date-fns"
 import { useUserStore } from "shared/store/user"
 import { ContestStatus, ContestType } from "utils/constants"
 import { duration } from "utils/functions"
-import type { Contest, Problem } from "utils/types"
+import type { OjContest, ProblemFiltered } from "utils/types"
 import {
   checkContestPassword,
   getContest,
@@ -13,8 +13,8 @@ import {
 export const useContestStore = defineStore("contest", () => {
   const userStore = useUserStore()
   const [access, toggleAccess] = useToggle(false)
-  const contest = ref<Contest | null>(null)
-  const problems = ref<Problem[]>([])
+  const contest = ref<OjContest | null>(null)
+  const problems = ref<ProblemFiltered[]>([])
   const now = ref(0)
 
   let timer = 0
@@ -59,7 +59,8 @@ export const useContestStore = defineStore("contest", () => {
     problems.value = []
     const res = await getContest(contestID)
     contest.value = res.data
-    now.value = getTime(parseISO(res.data.now))
+    // now 是学生侧比赛专有的服务器时间，用来对齐倒计时
+    now.value = getTime(parseISO(res.data.now ?? res.data.createTime))
     if (contestStatus.value !== ContestStatus.finished) {
       timer = setInterval(() => {
         now.value = now.value + 1000
diff --git a/apps/web/src/oj/user/index.vue b/apps/web/src/oj/user/index.vue
index 4b19ea7..89da0c2 100644
--- a/apps/web/src/oj/user/index.vue
+++ b/apps/web/src/oj/user/index.vue
@@ -64,7 +64,9 @@ async function init() {
   try {
     const res = await getProfile(route.query.name as string)
     profile.value = res.data
-    const acm = res.data!.acmProblemsStatus.problems || {}
+    // 用户不存在时后端返回 null，后面的统计全都无从算起
+    if (!res.data) return
+    const acm = res.data.acmProblemsStatus.problems || {}
     const ac: string[] = []
     Object.keys(acm).forEach((id) => {
       if (acm[id]["status"] === 0) {
@@ -74,8 +76,8 @@ async function init() {
     ac.sort()
     problems.value = ac
 
-    if (profile.value.submissionNumber > 0) {
-      const metricsRes = await getMetrics(profile.value.user.id)
+    if (res.data.submissionNumber > 0) {
+      const metricsRes = await getMetrics(res.data.user.id)
       firstSubmissionAt.value = parseTime(metricsRes.data.first)
       latestSubmissionAt.value = parseTime(metricsRes.data.latest)
       toLatestAt.value = durationToDays(
diff --git a/apps/web/src/shared/api.ts b/apps/web/src/shared/api.ts
index e82b542..1bdbb1c 100644
--- a/apps/web/src/shared/api.ts
+++ b/apps/web/src/shared/api.ts
@@ -1,4 +1,4 @@
-import { userProfileSchema } from "@oj2/contract"
+import { userProfileSchema, type Quote } from "@oj2/contract"
 import api2 from "utils/api2"
 import type { ApiResponse } from "utils/api2"
 import type { Profile, Tag } from "utils/types"
@@ -38,9 +38,11 @@ export function getProblemTagList() {
 }
 
 export function getHitokoto() {
-  return api2.get("quotes/random")
+  return api2.get<Quote>("quotes/random")
 }
 
 export function getClassUsernames(classroom: string) {
-  return api2.get(`classes/${encodeURIComponent(classroom)}/usernames`)
+  return api2.get<string[]>(
+    `classes/${encodeURIComponent(classroom)}/usernames`,
+  )
 }
diff --git a/apps/web/src/shared/components/FlowchartEditor/CustomNode.vue b/apps/web/src/shared/components/FlowchartEditor/CustomNode.vue
index 8cd3cf1..3647a90 100644
--- a/apps/web/src/shared/components/FlowchartEditor/CustomNode.vue
+++ b/apps/web/src/shared/components/FlowchartEditor/CustomNode.vue
@@ -47,7 +47,7 @@
 </template>
 
 <script lang="ts" setup>
-import { ref, onUnmounted, nextTick, computed, watch } from "vue"
+import { ref, onUnmounted, nextTick, computed } from "vue"
 import { getNodeTypeConfig } from "./useNodeStyles"
 import NodeHandles from "./NodeHandles.vue"
 import NodeActions from "./NodeActions.vue"
diff --git a/apps/web/src/shared/components/FlowchartEditor/index.vue b/apps/web/src/shared/components/FlowchartEditor/index.vue
index c4a665a..c84ec35 100644
--- a/apps/web/src/shared/components/FlowchartEditor/index.vue
+++ b/apps/web/src/shared/components/FlowchartEditor/index.vue
@@ -32,8 +32,10 @@ const { height = "calc(100vh - 133px)" } = defineProps<Props>()
 const { addEdges, removeNodes, removeEdges } = useVueFlow()
 
 // 节点和边的响应式数据
-const nodes = ref<Node[]>([])
-const edges = ref<Edge[]>([])
+// 显式标注成 Ref<Node[]>，不走 ref<T>() 的 UnwrapRef 推导 —— vue-flow 的
+// Node/Edge 嵌套很深，让 TS 去调和两种形态会直接撞上「实例化层级过深」
+const nodes = ref([]) as Ref<Node[]>
+const edges = ref([]) as Ref<Edge[]>
 
 // 历史记录管理
 const { canUndo, canRedo, saveState, undo, redo } = useHistory()
diff --git a/apps/web/src/shared/components/Hitokoto.vue b/apps/web/src/shared/components/Hitokoto.vue
index f8ae727..d3ab4a0 100644
--- a/apps/web/src/shared/components/Hitokoto.vue
+++ b/apps/web/src/shared/components/Hitokoto.vue
@@ -9,8 +9,15 @@ const hitokoto = reactive({
 async function receive() {
   try {
     const res = await getHitokoto()
-    hitokoto.sentence = res.data.hitokoto
-    hitokoto.from = res.data.from
+    // 契约是 string | Record —— 一言数据集不在仓库里，形状留了余地
+    const quote = res.data
+    if (typeof quote === "string") {
+      hitokoto.sentence = quote
+      hitokoto.from = ""
+    } else {
+      hitokoto.sentence = String(quote.hitokoto ?? "")
+      hitokoto.from = String(quote.from ?? "")
+    }
   } catch (error) {
     hitokoto.sentence = "获取一言失败，请点击重试"
     hitokoto.from = "DEV"
diff --git a/apps/web/src/shared/components/Login.vue b/apps/web/src/shared/components/Login.vue
index 2a0f197..46039a2 100644
--- a/apps/web/src/shared/components/Login.vue
+++ b/apps/web/src/shared/components/Login.vue
@@ -39,7 +39,7 @@ const rules: FormRules = {
 }
 
 async function submit() {
-  loginRef.value!.validate(async (errors: FormRules | undefined) => {
+  loginRef.value!.validate(async (errors?: unknown) => {
     if (!errors) {
       try {
         authStore.clearLoginError()
diff --git a/apps/web/src/shared/components/Signup.vue b/apps/web/src/shared/components/Signup.vue
index c68600d..ab76b2b 100644
--- a/apps/web/src/shared/components/Signup.vue
+++ b/apps/web/src/shared/components/Signup.vue
@@ -37,7 +37,7 @@ function goLogin() {
 }
 
 function submit() {
-  signupRef.value!.validate(async (errors: FormRules | undefined) => {
+  signupRef.value!.validate(async (errors?: unknown) => {
     if (!errors) {
       try {
         authStore.clearSignupError()
diff --git a/apps/web/src/shared/composables/websocket.ts b/apps/web/src/shared/composables/websocket.ts
index 23a7e84..8f9d002 100644
--- a/apps/web/src/shared/composables/websocket.ts
+++ b/apps/web/src/shared/composables/websocket.ts
@@ -258,14 +258,14 @@ export class BaseWebSocket<T extends WebSocketMessage = WebSocketMessage> {
   /**
    * 断开连接钩子（子类可重写）
    */
-  protected onDisconnected(event: CloseEvent) {
+  protected onDisconnected(_event: CloseEvent) {
     // 子类实现
   }
 
   /**
    * 错误钩子（子类可重写）
    */
-  protected onError(error: Event) {
+  protected onError(_error: Event) {
     // 子类实现
   }
 
diff --git a/apps/web/src/utils/api2.ts b/apps/web/src/utils/api2.ts
index 8749b5c..01c8940 100644
--- a/apps/web/src/utils/api2.ts
+++ b/apps/web/src/utils/api2.ts
@@ -1,4 +1,4 @@
-import axios, { type AxiosRequestConfig } from "axios"
+import axios, { type AxiosRequestConfig, type AxiosResponse } from "axios"
 import { createDiscreteApi } from "naive-ui"
 import { useAuthModalStore } from "shared/store/authModal"
 import { STORAGE_KEY } from "./constants"
@@ -52,7 +52,14 @@ instance.interceptors.request.use((config) => {
 })
 
 instance.interceptors.response.use(
-  (response) => Promise.resolve({ error: null, data: response.data.data }),
+  // 这里**故意**不返回 AxiosResponse：把 { data } 信封剥掉，让调用方直接拿到
+  // ApiResponse。类型上和 axios 的拦截器签名对不上（它期望原样返回响应），
+  // 文件末尾的 `as unknown as Api2Client` 就是为了把这个真实形状交出去。
+  ((response: AxiosResponse) =>
+    Promise.resolve({
+      error: null,
+      data: response.data.data,
+    })) as unknown as (response: AxiosResponse) => AxiosResponse,
   (error) => {
     const payload = error.response?.data as Api2Error | undefined
     const code = payload?.error?.code ?? "network-error"
diff --git a/apps/web/src/utils/download.ts b/apps/web/src/utils/download.ts
index 62ebf40..3db8ef8 100644
--- a/apps/web/src/utils/download.ts
+++ b/apps/web/src/utils/download.ts
@@ -13,7 +13,9 @@ async function download(url: string) {
   const headers = res.headers
   const link = document.createElement("a")
   link.href = window.URL.createObjectURL(
-    new window.Blob([res.data], { type: headers["content-type"] }),
+    new window.Blob([res.data], {
+      type: String(headers["content-type"] ?? ""),
+    }),
   )
   link.download = (headers["content-disposition"] || "").split("filename=")[1]
   document.body.appendChild(link)
diff --git a/apps/web/src/utils/functions.ts b/apps/web/src/utils/functions.ts
index f9f3047..31e58fd 100644
--- a/apps/web/src/utils/functions.ts
+++ b/apps/web/src/utils/functions.ts
@@ -400,11 +400,6 @@ export function trickOrTreat() {
           return
         }
 
-        // 获取点击位置相对于视口的位置
-        const rect = target.getBoundingClientRect()
-        const clickX = e.clientX - rect.left - rect.width / 2
-        const clickY = e.clientY - rect.top - rect.height / 2
-
         // 计算飞出方向（随机方向）
         const angle = Math.random() * Math.PI * 2
         const distance = 1000 + Math.random() * 500
diff --git a/apps/web/src/utils/types.ts b/apps/web/src/utils/types.ts
index b8bd6d8..acd3b19 100644
--- a/apps/web/src/utils/types.ts
+++ b/apps/web/src/utils/types.ts
@@ -436,6 +436,7 @@ export type {
   AdminUserList,
   AcmHelperItem,
   AdminContestList,
+  AdminProblemSetProgress,
   AdminAiReport,
   AdminAiReportListItem,
   AdminAiReportList,
diff --git a/packages/contract/src/account.ts b/packages/contract/src/account.ts
index 0aab40b..0be3e5f 100644
--- a/packages/contract/src/account.ts
+++ b/packages/contract/src/account.ts
@@ -51,3 +51,4 @@ export type ProblemRank = z.infer<typeof problemRankSchema>
 export type RankProfile = z.infer<typeof rankProfileSchema>
 export type UserRank = z.infer<typeof userRankSchema>
 export type ActivityRankItem = z.infer<typeof activityRankItemSchema>
+export type Metrics = z.infer<typeof metricsSchema>
diff --git a/packages/contract/src/admin.ts b/packages/contract/src/admin.ts
index 28a3440..41d6176 100644
--- a/packages/contract/src/admin.ts
+++ b/packages/contract/src/admin.ts
@@ -656,3 +656,4 @@ export type RenameTagResponse = z.infer<typeof renameTagResponseSchema>
 export type BatchProblemTagResponse = z.infer<typeof batchProblemTagResponseSchema>
 export type SqlTestCaseScript = z.infer<typeof sqlTestCaseScriptSchema>
 export type GenerateSqlTestCaseResponse = z.infer<typeof generateSqlTestCaseResponseSchema>
+export type AdminProblemSetProgress = z.infer<typeof adminProblemSetProgressSchema>
diff --git a/packages/contract/src/content.ts b/packages/contract/src/content.ts
index aee9784..5dabbe9 100644
--- a/packages/contract/src/content.ts
+++ b/packages/contract/src/content.ts
@@ -76,3 +76,4 @@ export const exerciseSchema = z.object({
 export type Message = z.infer<typeof messageSchema>
 export type MessageList = z.infer<typeof messageListSchema>
 export type Announcement = z.infer<typeof announcementSchema>
+export type TutorialSummary = z.infer<typeof tutorialSummarySchema>
diff --git a/packages/contract/src/contest.ts b/packages/contract/src/contest.ts
index 89b0eec..dc08917 100644
--- a/packages/contract/src/contest.ts
+++ b/packages/contract/src/contest.ts
@@ -45,3 +45,4 @@ export type Contest = z.infer<typeof contestSchema>
 export type ContestList = z.infer<typeof contestListSchema>
 export type ContestRankItem = z.infer<typeof contestRankItemSchema>
 export type ContestRank = z.infer<typeof contestRankSchema>
+export type ContestAccess = z.infer<typeof contestAccessSchema>
diff --git a/packages/contract/src/site.ts b/packages/contract/src/site.ts
index abc09d0..ec03f02 100644
--- a/packages/contract/src/site.ts
+++ b/packages/contract/src/site.ts
@@ -17,3 +17,4 @@ export const quoteSchema = z.union([
 ])
 
 export type WebsiteConfig = z.infer<typeof websiteConfigSchema>
+export type Quote = z.infer<typeof quoteSchema>
diff --git a/packages/contract/src/submission.ts b/packages/contract/src/submission.ts
index 64f6e7d..b74a6cf 100644
--- a/packages/contract/src/submission.ts
+++ b/packages/contract/src/submission.ts
@@ -145,3 +145,4 @@ export type SubmissionListItem = z.infer<typeof submissionListItemSchema>
 export type SubmissionList = z.infer<typeof submissionListSchema>
 export type EmbeddedSubmission = z.infer<typeof embeddedSubmissionSchema>
 export type CreateSubmissionResponse = z.infer<typeof createSubmissionResponseSchema>
+export type FormatCodeResponse = z.infer<typeof formatCodeResponseSchema>