feat: 앱 하단 내비게이션·설정/계정정보·가입정보 변경 + 프론트 테스트·CI 게이트

- 하단 내비게이션(뒤로/앞으로/홈/새로고침/설정), 사이드바 홈 제거
- 설정 화면: 계정정보·앱 버전(package.json)·App Data 삭제
- 가입정보 변경: 비밀번호 재인증 → 이름/이메일 수정
- 로그인 후 대시보드(/) 이동, 로그인 전 햄버거·네이버 로그인 버튼 숨김
- Vitest 도입(32): authApi/accountApi 와이어링, auth/ui 스토어, 로그인 플로우
- CI(.gitea): npm test 게이트 추가

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/components/layout/AppBottomNav.vue

@@ -0,0 +1,111 @@
+<script setup>
+import { computed } from 'vue'
+import { useRouter, useRoute } from 'vue-router'
+
+const router = useRouter()
+const route = useRoute()
+
+const isHome = computed(() => route.path === '/')
+const isSettings = computed(() => route.path.startsWith('/settings'))
+
+function goBack() {
+  // 히스토리가 있으면 뒤로, 없으면 홈으로 (앱 첫 화면에서 빠져나가지 않게)
+  if (window.history.length > 1) router.back()
+  else router.push('/')
+}
+function goForward() {
+  router.forward()
+}
+function goHome() {
+  if (!isHome.value) router.push('/')
+}
+function refresh() {
+  // 현재 화면 데이터를 다시 불러옴 — 저장된 세션은 복원되므로 로그아웃되지 않음
+  window.location.reload()
+}
+function goSettings() {
+  if (!isSettings.value) router.push('/settings')
+}
+</script>
+
+<template>
+  <nav class="bottom-nav" aria-label="앱 내비게이션">
+    <button type="button" class="nav-btn" @click="goBack">
+      <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+        <path d="M19 12H5" /><path d="M12 19l-7-7 7-7" />
+      </svg>
+      <span>뒤로</span>
+    </button>
+
+    <button type="button" class="nav-btn" @click="goForward">
+      <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+        <path d="M5 12h14" /><path d="M12 5l7 7-7 7" />
+      </svg>
+      <span>앞으로</span>
+    </button>
+
+    <button type="button" class="nav-btn" :class="{ active: isHome }" @click="goHome">
+      <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+        <path d="M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z" /><path d="M9 22V12h6v10" />
+      </svg>
+      <span>홈</span>
+    </button>
+
+    <button type="button" class="nav-btn" @click="refresh">
+      <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+        <path d="M23 4v6h-6" /><path d="M1 20v-6h6" />
+        <path d="M3.51 9a9 9 0 0 1 14.85-3.36L23 10" /><path d="M1 14l4.64 4.36A9 9 0 0 0 20.49 15" />
+      </svg>
+      <span>새로고침</span>
+    </button>
+
+    <button type="button" class="nav-btn" :class="{ active: isSettings }" @click="goSettings">
+      <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+        <path d="M4 21v-7" /><path d="M4 10V3" /><path d="M12 21v-9" /><path d="M12 8V3" />
+        <path d="M20 21v-5" /><path d="M20 12V3" /><path d="M1 14h6" /><path d="M9 8h6" /><path d="M17 16h6" />
+      </svg>
+      <span>설정</span>
+    </button>
+  </nav>
+</template>
+
+<style scoped>
+.bottom-nav {
+  display: flex;
+  align-items: stretch;
+  justify-content: space-around;
+  height: 56px;
+  padding-bottom: env(safe-area-inset-bottom, 0);
+  background: var(--color-background-soft);
+  border-top: 1px solid var(--color-border);
+}
+.nav-btn {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: 0.15rem;
+  border: 0;
+  background: transparent;
+  color: var(--color-text);
+  cursor: pointer;
+  font-size: 0.68rem;
+  opacity: 0.78;
+  transition: opacity 0.15s ease, color 0.15s ease;
+}
+.nav-btn svg {
+  width: 22px;
+  height: 22px;
+}
+.nav-btn:hover {
+  opacity: 1;
+}
+.nav-btn:active {
+  opacity: 0.5;
+}
+.nav-btn.active {
+  color: hsla(160, 100%, 37%, 1);
+  opacity: 1;
+}
+</style>

src/components/layout/AppHeader.vue

@@ -17,7 +17,7 @@ async function handleLogout() {
 <template>
   <header class="app-header">
     <div class="header-left">
-      <button class="hamburger" type="button" aria-label="메뉴" @click="ui.toggleSidebar()">
+      <button v-if="auth.isAuthenticated" class="hamburger" type="button" aria-label="메뉴" @click="ui.toggleSidebar()">
         <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round">
           <path d="M3 12h18" /><path d="M3 6h18" /><path d="M3 18h18" />
         </svg>

src/components/layout/AppSidebar.vue

@@ -15,11 +15,8 @@ const ui = useUiStore()
       <button class="drawer-close" type="button" aria-label="닫기" @click="ui.closeSidebar()">×</button>
     </div>
     <nav class="menu">
-      <RouterLink to="/" class="menu-item">홈</RouterLink>
-
-      <!-- 가계부 영역 -->
+      <!-- 가계부 영역 (홈은 하단 내비게이션으로 이동) -->
       <template v-if="auth.isAuthenticated">
-        <hr class="menu-divider" />
         <RouterLink to="/account/entries" class="menu-item">가계부 내역</RouterLink>
         <RouterLink to="/account/stats" class="menu-item">통계</RouterLink>
         <RouterLink to="/account/recurrings" class="menu-item">고정 지출</RouterLink>