fix api docs generate no dependencies

.github/workflows/increment-build-number.yml

@@ -18,6 +18,29 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v2
         
+      - name: Setup PHP
+        uses: "shivammathur/setup-php@v2"
+        with:
+          php-version: '8.1'
+          extensions: swoole, posix, json
+
+      - name: Setup problem matchers for PHP
+        run: echo "::add-matcher::${{ runner.tool_cache }}/php.json"
+        
+      - name: Get composer cache directory
+        id: composer-cache
+        run: echo "::set-output name=dir::$(composer config cache-files-dir)"
+
+      - name: Cache dependencies
+        uses: actions/cache@v2
+        with:
+          path: ${{ steps.composer-cache.outputs.dir }}
+          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
+          restore-keys: ${{ runner.os }}-composer-
+
+      - name: Install Composer Dependencies
+        run: "composer install --prefer-dist --no-progress --optimize-autoloader"
+        
       - name: Generate API Docs
         run: bin/gendoc