diff --git a/.github/actions/get-score-comments/action.js b/.github/actions/get-score-comments/action.js
deleted file mode 100644
index 36e10203..00000000
--- a/.github/actions/get-score-comments/action.js
+++ /dev/null
@@ -1,101 +0,0 @@
-const core = require('@actions/core');
-
-try {
-  // 점수 지표 파일 정보
-  const fs = require('fs');
-  const results = JSON.parse(fs.readFileSync('./lhci_reports/manifest.json'));
-  const totalReports = results.length;
-
-  // LightHouse 점수 지표
-  const averageScores = {
-    performance: 0,
-    accessibility: 0,
-    'best-practices': 0,
-    seo: 0,
-    pwa: 0,
-  };
-  const auditSummaries = {
-    'first-contentful-paint': 0,
-    'largest-contentful-paint': 0,
-    interactive: 0,
-    'total-blocking-time': 0,
-    'cumulative-layout-shift': 0,
-  };
-
-  // 점수 평균
-  results.forEach(result => {
-    const { summary } = result;
-
-    for (const key in averageScores) {
-      averageScores[key] += summary[key];
-    }
-
-    const details = JSON.parse(fs.readFileSync(result.jsonPath));
-    [
-      'first-contentful-paint',
-      'largest-contentful-paint',
-      'interactive',
-      'total-blocking-time',
-      'cumulative-layout-shift',
-    ].forEach(auditName => {
-      if (details.audits[auditName]) {
-        const auditDetails = details.audits[auditName];
-        auditSummaries[auditName] += parseFloat(auditDetails.displayValue) || 0;
-      }
-    });
-  });
-
-  // 점수 색상 표시
-  const formatScore = res => (res >= 90 ? '🟢' : res >= 70 ? '🟠' : '🔴');
-
-  // 상세 지표 점수 색상 표시
-  const detailScore = (value, metric) => {
-    switch (metric) {
-      case 'first-contentful-paint':
-        return value <= 1.8 ? '🟢' : value <= 3 ? '🟠' : '🔴';
-      case 'largest-contentful-paint':
-        return value <= 2.5 ? '🟢' : value <= 4 ? '🟠' : '🔴';
-      case 'interactive':
-        return value <= 3.8 ? '🟢' : value <= 7.3 ? '🟠' : '🔴';
-      case 'total-blocking-time':
-        return value <= 300 ? '🟢' : value <= 600 ? '🟠' : '🔴';
-      case 'cumulative-layout-shift':
-        return value <= 0.1 ? '🟢' : value <= 0.25 ? '🟠' : '🔴';
-      default:
-        return '🔴'; // Default to red if metric is unknown
-    }
-  };
-
-  // comments 파싱
-  let comments =
-    '⚡️ Lighthouse Average Scores Across Reports:\n| Category | Score |\n| --- | --- |\n';
-  Object.keys(averageScores).forEach(key => {
-    const avgScore = Math.round((averageScores[key] / totalReports) * 100);
-    comments += `| ${formatScore(avgScore)}  ${key.replace(
-      /-/g,
-      ' '
-    )} | ${avgScore} |\n`;
-  });
-
-  comments +=
-    '\n⚡️ Average Details Across All Reports:\n| Category | Score |\n| --- | --- |\n';
-  Object.keys(auditSummaries).forEach(auditName => {
-    const average = auditSummaries[auditName] / totalReports;
-    const formattedName = auditName.replace(/-/g, ' ');
-    const colorCode = detailScore(average, auditName);
-    const unit =
-      auditName === 'total-blocking-time'
-        ? 'ms'
-        : auditName === 'cumulative-layout-shift'
-        ? ''
-        : 's';
-    comments += `| ${colorCode}  ${formattedName} | ${average.toFixed(
-      1
-    )}${unit} |\n`;
-  });
-
-  // comments 내보내기
-  core.setOutput('comments', comments);
-} catch (error) {
-  console.error(error);
-}
diff --git a/.github/actions/get-score-comments/action.yml b/.github/actions/get-score-comments/action.yml
deleted file mode 100644
index ca1bb5e7..00000000
--- a/.github/actions/get-score-comments/action.yml
+++ /dev/null
@@ -1,10 +0,0 @@
-name: 'get-score-comments'
-description: 'Get Score Comments'
-
-outputs:
-  comments:
-    description: 'Comments that Parsed Scores'
-
-runs:
-  using: 'node16'
-  main: 'action.js'
diff --git a/.github/workflows/lighthouse.yml b/.github/workflows/lighthouse.yml
deleted file mode 100644
index 2bbe185a..00000000
--- a/.github/workflows/lighthouse.yml
+++ /dev/null
@@ -1,55 +0,0 @@
-name: LightHouse CI
-
-on:
-  pull_request:
-    branches:
-      - main
-
-jobs:
-  lhci:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-
-      - name: Use Node.js 18
-        uses: actions/setup-node@v3
-        with:
-          node-version: 18
-          cache: 'yarn'
-
-      - name: Install packages
-        run: yarn install && yarn global add @lhci/cli@0.13.x && yarn add @actions/core
-
-      - name: Set .env
-        run: echo "${{ vars.DEVELOPMENT_ENV }}" > .env.local
-
-      - name: Build
-        run: yarn build
-
-      - name: Run Lighthouse CI
-        run: lhci autorun
-        env:
-          LHCI_GITHUB_APP_TOKEN: ${{ secrets.LHCI_GITHUB_APP_TOKEN }}
-
-      - name: Get Score Comments
-        id: get-score-comments
-        uses: ./.github/actions/get-score-comments
-
-      - name: Find Comment
-        if: github.event_name == 'pull_request'
-        uses: peter-evans/find-comment@v2
-        id: find_comment
-        with:
-          issue-number: ${{ github.event.pull_request.number }}
-          comment-author: 'github-actions[bot]'
-          body-includes: ⚡️ Lighthouse Average Scores Across Reports
-
-      - name: Create or update comment
-        if: github.event_name == 'pull_request'
-        uses: peter-evans/create-or-update-comment@v2
-        with:
-          comment-id: ${{ steps.find_comment.outputs.comment-id }}
-          issue-number: ${{ github.event.pull_request.number }}
-          body: ${{ steps.get-score-comments.outputs.comments }}
-          edit-mode: replace
diff --git a/lighthouserc.js b/lighthouserc.js
deleted file mode 100644
index d4ff0899..00000000
--- a/lighthouserc.js
+++ /dev/null
@@ -1,20 +0,0 @@
-module.exports = {
-  ci: {
-    collect: {
-      startServerCommand: 'yarn next start',
-      startServerReadyPattern: 'ready on',
-      url: [
-        'http://localhost:3000/bookarchive',
-        'http://localhost:3000/book/search',
-        'http://localhost:3000/group',
-        'http://localhost:3000/profile/me',
-      ],
-      numberOfRuns: 2,
-    },
-    upload: {
-      target: 'filesystem',
-      outputDir: './lhci_reports',
-      reportFilenamePattern: '%%PATHNAME%%-%%DATETIME%%-report.%%EXTENSION%%',
-    },
-  },
-};
diff --git a/package.json b/package.json
index 7ad013b0..3ff3268b 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,6 @@
     "postinstall": "patch-package"
   },
   "dependencies": {
-    "@actions/core": "^1.10.1",
     "@chakra-ui/icons": "^2.0.17",
     "@chakra-ui/react": "^2.4.9",
     "@emotion/react": "^11.10.5",
diff --git a/yarn.lock b/yarn.lock
index 7fa1e964..bfab78ff 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,22 +2,6 @@
 # yarn lockfile v1
 
 
-"@actions/core@^1.10.1":
-  version "1.10.1"
-  resolved "https://registry.yarnpkg.com/@actions/core/-/core-1.10.1.tgz#61108e7ac40acae95ee36da074fa5850ca4ced8a"
-  integrity sha512-3lBR9EDAY+iYIpTnTIXmWcNbX3T2kCkAEQGIQx4NVQ0575nk2k3GRZDTPQG+vVtS2izSLmINlxXf0uLtnrTP+g==
-  dependencies:
-    "@actions/http-client" "^2.0.1"
-    uuid "^8.3.2"
-
-"@actions/http-client@^2.0.1":
-  version "2.2.1"
-  resolved "https://registry.yarnpkg.com/@actions/http-client/-/http-client-2.2.1.tgz#ed3fe7a5a6d317ac1d39886b0bb999ded229bb38"
-  integrity sha512-KhC/cZsq7f8I4LfZSJKgCvEwfkE8o1538VoBeoGzokVLLnbFDEAdFD3UhoMklxo2un9NJVBdANOresx7vTHlHw==
-  dependencies:
-    tunnel "^0.0.6"
-    undici "^5.25.4"
-
 "@alloc/quick-lru@^5.2.0":
   version "5.2.0"
   resolved "https://registry.npmjs.org/@alloc/quick-lru/-/quick-lru-5.2.0.tgz"
@@ -3014,11 +2998,6 @@
   resolved "https://registry.npmjs.org/@fal-works/esbuild-plugin-global-externals/-/esbuild-plugin-global-externals-2.1.2.tgz"
   integrity sha512-cEee/Z+I12mZcFJshKcCqC8tuX5hG3s+d+9nZ3LabqKF1vKdF41B92pJVCBggjAGORAeOzyyDDKrZwIkLffeOQ==
 
-"@fastify/busboy@^2.0.0":
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/@fastify/busboy/-/busboy-2.1.1.tgz#b9da6a878a371829a0502c9b6c1c143ef6663f4d"
-  integrity sha512-vBZP4NlzfOlerQTnba4aqZoMhE/a9HY7HRqoOPaETQcSQuWEIyZMHGfVu6w9wGtGK5fED5qRs2DteVCjOH60sA==
-
 "@headlessui/react@^1.7.15":
   version "1.7.15"
   resolved "https://registry.npmjs.org/@headlessui/react/-/react-1.7.15.tgz"
@@ -12194,11 +12173,6 @@ tunnel-agent@^0.6.0:
   dependencies:
     safe-buffer "^5.0.1"
 
-tunnel@^0.0.6:
-  version "0.0.6"
-  resolved "https://registry.yarnpkg.com/tunnel/-/tunnel-0.0.6.tgz#72f1314b34a5b192db012324df2cc587ca47f92c"
-  integrity sha512-1h/Lnq9yajKY2PEbBadPXj3VxsDDu844OnaAo52UVmIzIvwwtBPIuNvkjuzBlTWpfJyUbG3ez0KSBibQkj4ojg==
-
 tweetnacl@^0.14.3, tweetnacl@~0.14.0:
   version "0.14.5"
   resolved "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz"
@@ -12283,13 +12257,6 @@ unbox-primitive@^1.0.2:
     has-symbols "^1.0.3"
     which-boxed-primitive "^1.0.2"
 
-undici@^5.25.4:
-  version "5.28.4"
-  resolved "https://registry.yarnpkg.com/undici/-/undici-5.28.4.tgz#6b280408edb6a1a604a9b20340f45b422e373068"
-  integrity sha512-72RFADWFqKmUb2hmmvNODKL3p9hcB6Gt2DOQMis1SEBaV6a4MH8soBvzg+95CYhCKPFedut2JY9bMfrDl9D23g==
-  dependencies:
-    "@fastify/busboy" "^2.0.0"
-
 unfetch@^4.2.0:
   version "4.2.0"
   resolved "https://registry.npmjs.org/unfetch/-/unfetch-4.2.0.tgz"
@@ -12466,11 +12433,6 @@ uuid@^3.3.2:
   resolved "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz"
   integrity sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A==
 
-uuid@^8.3.2:
-  version "8.3.2"
-  resolved "https://registry.yarnpkg.com/uuid/-/uuid-8.3.2.tgz#80d5b5ced271bb9af6c445f21a1a04c606cefbe2"
-  integrity sha512-+NYs2QeMWy+GWFOEm9xnn6HCDp0l7QBD7ml8zLUmJ+93Q5NF0NocErnwkTkXVFNiX3/fpC6afS8Dhb/gz7R7eg==
-
 uuid@^9.0.0:
   version "9.0.0"
   resolved "https://registry.npmjs.org/uuid/-/uuid-9.0.0.tgz"