feat: コード品質改善とlint/format設定の追加

.claude/settings.json

@@ -0,0 +1,66 @@
+{
+    "$schema": "https://json.schemastore.org/claude-code-settings.json",
+    "includeCoAuthoredBy": false,
+    "enableAllProjectMcpServers": true,
+    "permissions": {
+        "allow": [
+            "Bash(gemini:*)",
+            "Bash(git:*)"
+        ],
+        "deny": [
+            "Bash(sudo:*)",
+            "Read(.env.*)",
+            "Read(id_rsa)",
+            "Read(id_ed25519)",
+            "Read(**/*token*)",
+            "Read(**/*key*)",
+            "Write(.env*)",
+            "Write(**/secrets/**)",
+            "Bash(wget:*)",
+            "Bash(nc:*)",
+            "Bash(rm:*)",
+            "Bash(npm uninstall:*)",
+            "Bash(npm remove:*)",
+            "Bash(psql:*)",
+            "Bash(mysql:*)",
+            "Bash(mongod:*)",
+            "mcp__supabase__execute_sql"
+        ]
+    },
+    "hooks": {
+        "PreToolUse": [
+            {
+                "matcher": "Bash",
+                "hooks": [
+                    {
+                        "type": "command",
+                        "command": "if jq -r '.tool_input.command' | grep -q '^git commit' && jq -r '.tool_input.command' | grep -q '🤖 Generated with'; then echo 'Error: コミットメッセージに AI 署名が含まれている' 1>&2; exit 2; fi"
+                    }
+                ]
+            }
+        ],
+        "PostToolUse": [],
+        "Notification": [
+            {
+                "matcher": "*",
+                "hooks": [
+                    {
+                        "type": "command",
+                        "command": "osascript -e 'display notification \"確認待ち\" with title \"Claude Code\"'"
+                    }
+                ]
+            }
+        ],
+        "Stop": [
+            {
+                "matcher": "*",
+                "hooks": [
+                    {
+                        "type": "command",
+                        "command": "osascript -e 'display notification \"タスク完了\" with title \"Claude Code\"'"
+                    }
+                ]
+            }
+        ]
+    }
+}

.editorconfig

@@ -0,0 +1,4 @@
+[*.{kt,kts}]
+ktlint_code_style = ktlint_official
+ktlint_standard_no-wildcard-imports = disabled
+ktlint_standard_filename = disabled

.github/workflows/vrt.yml

@@ -0,0 +1,183 @@
+name: Visual Regression Testing
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened]
+    paths-ignore:
+      - '**.md'
+      - 'docs/**'
+      - '.gitignore'
+
+jobs:
+  vrt:
+    name: Visual Regression Tests
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Set up Java
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: '21'
+          cache: 'gradle'
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: |
+          npm ci
+          npx playwright install --with-deps chromium
+
+      - name: Build application
+        run: ./gradlew build -x test -x detekt
+
+      - name: Start application
+        run: |
+          ./gradlew bootRun &
+          sleep 30
+          curl --retry 10 --retry-delay 5 --retry-connrefused http://localhost:8080
+
+      - name: Run Visual Regression Tests
+        id: vrt
+        run: npm run test:vrt
+        env:
+          BASE_URL: http://localhost:8080
+
+      - name: Upload test report
+        if: always()
+        uses: actions/upload-artifact@v4
+        with:
+          name: playwright-report
+          path: playwright-report/
+          retention-days: 7
+
+      - name: Upload test results
+        if: always()
+        uses: actions/upload-artifact@v4
+        with:
+          name: test-results
+          path: test-results/
+          retention-days: 7
+
+      - name: Upload snapshots on failure
+        if: failure()
+        uses: actions/upload-artifact@v4
+        with:
+          name: failed-snapshots
+          path: |
+            tests/vrt/**/*-actual.png
+            tests/vrt/**/*-diff.png
+          retention-days: 30
+
+      - name: Comment PR with results
+        if: always() && github.event_name == 'pull_request'
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const fs = require('fs');
+            let message = '## 🎨 Visual Regression Test Results\n\n';
+
+            // Check if tests passed
+            const testOutcome = '${{ steps.vrt.outcome }}';
+            if (testOutcome === 'success') {
+              message += '✅ **All visual regression tests passed!**\n\n';
+              message += 'All page screenshots match the expected baselines.\n';
+            } else {
+              message += '❌ **Visual regression tests failed**\n\n';
+              message += 'Some pages have visual differences. Please review the artifacts:\n\n';
+              message += '### 📋 Actions to take:\n';
+              message += '1. [Download test artifacts](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})\n';
+              message += '2. Review the diff images to understand the changes\n';
+              message += '3. If changes are intentional, add `update-snapshots` label to this PR\n';
+            }
+
+            message += '\n### 📊 Test Coverage\n';
+            message += '- Desktop (1280x720)\n';
+            message += '- Tablet (iPad)\n';
+            message += '- Mobile (iPhone 13)\n';
+
+            github.rest.issues.createComment({
+              issue_number: context.issue.number,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              body: message
+            })
+
+  update-snapshots:
+    name: Update Visual Snapshots
+    if: github.event_name == 'pull_request' && contains(github.event.pull_request.labels.*.name, 'update-snapshots')
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          ref: ${{ github.event.pull_request.head.ref }}
+
+      - name: Set up Java
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: '21'
+          cache: 'gradle'
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: |
+          npm ci
+          npx playwright install --with-deps chromium
+
+      - name: Build application
+        run: ./gradlew build -x test -x detekt
+
+      - name: Start application
+        run: |
+          ./gradlew bootRun &
+          sleep 30
+          curl --retry 10 --retry-delay 5 --retry-connrefused http://localhost:8080
+
+      - name: Update snapshots
+        run: npm run test:vrt:update
+        env:
+          BASE_URL: http://localhost:8080
+
+      - name: Commit updated snapshots
+        run: |
+          git config --local user.email "github-actions[bot]@users.noreply.github.com"
+          git config --local user.name "github-actions[bot]"
+          git add tests/vrt/**/*.png
+          if git diff --staged --quiet; then
+            echo "No snapshot changes detected"
+          else
+            git commit -m "chore: update visual regression snapshots"
+            git push
+          fi
+
+      - name: Remove label
+        if: always()
+        uses: actions/github-script@v7
+        with:
+          script: |
+            await github.rest.issues.removeLabel({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              issue_number: context.issue.number,
+              name: 'update-snapshots'
+            })

.gitignore

@@ -41,3 +41,23 @@ migration-plan.md
 local.properties
 
 .playwright-mcp
+
+## Node.js
+node_modules/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+yarn.lock
+
+## Playwright
+playwright-report/
+test-results/
+tests/vrt/**/*.png-snapshots/
+tests/vrt/**/*-actual.png
+tests/vrt/**/*-diff.png
+tests/vrt/**/*-expected.png
+
+## Environment variables
+.env
+.env.local
+.env.*.local

.mcp.json

@@ -0,0 +1,48 @@
+{
+    "mcpServers": {
+        "serena": {
+            "type": "stdio",
+            "command": "uvx",
+            "args": [
+                "--from",
+                "git+https://github.com/oraios/serena",
+                "serena-mcp-server",
+                "--context",
+                "ide-assistant",
+                "--project",
+                "."
+            ],
+            "env": {}
+        },
+        "playwright": {
+            "command": "npx",
+            "args": [
+                "@playwright/mcp@latest"
+            ]
+        },
+        "sequential-thinking": {
+            "command": "npx",
+            "args": [
+                "-y",
+                "@modelcontextprotocol/server-sequential-thinking"
+            ]
+        },
+        "context7": {
+            "command": "npx",
+            "args": [
+                "-y",
+                "@upstash/context7-mcp"
+            ]
+        }
+    },
+    "scopes": {
+        "ide-assistant": {
+            "mcpServers": [
+                "serena",
+                "playwright",
+                "sequential-thinking",
+                "context7"
+            ]
+        }
+    }
+}

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "java.configuration.updateBuildConfiguration": "automatic"
+}