Use composer only

.github/workflows/plugin-check-local.yml

@@ -59,19 +59,6 @@ jobs:
     # Test action.
     #
 
-    - name: Install WP-CLI
-      run: |
-        curl -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar
-        chmod +x wp-cli.phar
-        mkdir -p bin
-        mv wp-cli.phar bin/wp
-        echo "${PWD}/bin" >> $GITHUB_PATH
-      shell: bash
-
-    - name: WP-CLI Info
-      run: wp cli info
-      shell: bash
-
     - name: Set PLUGIN_DIR
       run: |
         PLUGIN_DIR=$(realpath "$BUILD_DIR")
@@ -96,7 +83,8 @@ jobs:
         WP_VERSION: 'null'
 
     - name: Install the latest WP-CLI Command Extension
-      run: wp-env run cli wp cli update --nightly
+      run: |
+        composer require --dev wp-cli/extension-command
 
     - name: Run Plugin Check
       run: |