* 🔧 Adjust base ESLint config
* 🔧 Adjust `lint` and `lintfix` in `nodes-base`
* 🔧 Include `test` and `utils` in `nodes-base`
* 📘 Convert JS tests to TS
* 👕 Apply lintfixes
* ⚡️test setup
* ⚡️fix 'testData' implicitly has an 'any' type.
* ✅ test github action file binary data reading
* ✅ checking for output binary equality
* ✅ writing files to different formats
* ✅ reading spreadsheet with different options
* ⚡️improve workflow file path replacement
* 🐛 fixing string.at() not supported in node 14.
* 🐛 trying to fix github action test error
* ⚡ fix for empty binary
* ⚡ switch for binary test
* ⚡️test helpers now return/compare json and binary (if not empty))
* ⚡ removed commented console log
---------
Co-authored-by: Michael Kret <michael.k@radency.com>
* 🧪 Add base for building unit testing within nodes
* Improve helper functions
* 🧪 If node test
* 🧪 Airtable node test
* 🧪 If node test improvements
* 🧪 Airtable node test improvements
* ♻️ cleanup node unit tests
* ♻️ refactor getting node result data to use helper method
* ⚡ removed unused variables
* ♻️ Helper to read json files
---------
Co-authored-by: Marcus <marcus@n8n.io>
Co-authored-by: Michael Kret <michael.k@radency.com>
