feat: add distance value object and ci workflows

.github/workflows/backend-quality.yml

@@ -0,0 +1,65 @@
+name: Backend Quality
+
+on:
+  push:
+    paths:
+      - "server/**"
+      - ".github/workflows/backend-quality.yml"
+  pull_request:
+    paths:
+      - "server/**"
+      - ".github/workflows/backend-quality.yml"
+
+jobs:
+  static-analysis:
+    name: PHPStan
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: server
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: "8.2"
+          coverage: none
+          tools: composer
+          extensions: mbstring
+          ini-values: memory_limit=-1
+          cache: composer
+
+      - name: Install dependencies
+        run: composer install --no-interaction --prefer-dist
+
+      - name: Run PHPStan
+        run: vendor/bin/phpstan analyse --memory-limit=1G
+
+  coding-standards:
+    name: ECS
+    runs-on: ubuntu-latest
+    needs: static-analysis
+    defaults:
+      run:
+        working-directory: server
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: "8.2"
+          coverage: none
+          tools: composer
+          extensions: mbstring
+          ini-values: memory_limit=-1
+          cache: composer
+
+      - name: Install dependencies
+        run: composer install --no-interaction --prefer-dist
+
+      - name: Check coding standards
+        run: vendor/bin/ecs check

.github/workflows/backend-tests.yml

@@ -0,0 +1,40 @@
+name: Backend Tests
+
+on:
+  push:
+    paths:
+      - "server/**"
+      - ".github/workflows/backend-tests.yml"
+  pull_request:
+    paths:
+      - "server/**"
+      - ".github/workflows/backend-tests.yml"
+
+jobs:
+  phpunit:
+    name: PHPUnit
+    runs-on: ubuntu-latest
+
+    defaults:
+      run:
+        working-directory: server
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: "8.2"
+          coverage: none
+          tools: composer
+          extensions: mbstring
+          ini-values: memory_limit=-1
+          cache: composer
+
+      - name: Install dependencies
+        run: composer install --no-interaction --prefer-dist
+
+      - name: Run PHPUnit
+        run: vendor/bin/phpunit

.github/workflows/frontend-quality.yml

@@ -0,0 +1,81 @@
+name: Frontend Quality
+
+on:
+  push:
+    paths:
+      - "client/**"
+      - ".github/workflows/frontend-quality.yml"
+  pull_request:
+    paths:
+      - "client/**"
+      - ".github/workflows/frontend-quality.yml"
+
+jobs:
+  eslint:
+    name: ESLint
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: client
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+          cache: "npm"
+          cache-dependency-path: client/package-lock.json
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run ESLint
+        run: npm run lint
+
+  prettier:
+    name: Prettier
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: client
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+          cache: "npm"
+          cache-dependency-path: client/package-lock.json
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Check formatting
+        run: npx prettier --check .
+
+  typecheck:
+    name: Type Check
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: client
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+          cache: "npm"
+          cache-dependency-path: client/package-lock.json
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run TypeScript type check
+        run: npm run typecheck