chore: add tests, update docs and actions (#299)

* docs: update documentation

* feat: validate-inputs has it's own pyproject

* security: mask DOCKERHUB_PASSWORD

* chore: add tokens, checkout, recrete docs, integration tests

* fix: add `statuses: write` permission to pr-lint

php-tests/action.yml

@@ -80,6 +80,11 @@ runs:
 
         echo "Input validation completed successfully"
 
+    - name: Checkout Repository
+      uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      with:
+        token: ${{ inputs.token || github.token }}
+
     - name: Set Git Config
       uses: ./set-git-config
       with: