Backport more tools for work flavour

php_tools/stylelint/README.md

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+# Stylelint
+
+A mighty, modern linter that helps you avoid errors and enforce conventions in your styles.
+
+| Platform | Url                                                              |
+|----------|------------------------------------------------------------------|
+| NPM      | https://www.npmjs.com/package/stylelint                          |
+| GitHub   | https://github.com/stylelint/stylelint                           |

php_tools/stylelint/install.yml

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+---
+
+check: stylelint --version | grep -E '[0-9][.0-9]+' || (stylelint --version; false)
+
+all:
+  type: npm
+  package: stylelint
+  binary: stylelint
+  version:
+  build_dep: []
+  run_dep: []
+  pre:
+  post:

php_tools/stylelint/options.yml

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+---
+
+# The name of the module
+name: stylelint
+
+# Exclude module build/installation for the following PHP versions
+exclude: []
+
+# In order for this tool to build/install correctly,
+# the following tools must have been installed first.
+depends: []