* dev: enable engine-strict to enforce specified npm/node min versions
* dev: update npm min version from v7.0.0 to v8.0.0
* dev: update node min version from v16.0.0 to v16.11.0
* test: add basic test for App component
* test: add basic test for Wallets component
* Debug log only in dev env (spare test environment)
* ci: enable tests in GitHub build workflow
Co-authored-by: Dennis Reimann <mail@dennisreimann.de>
* Add build workflow
Perform the lint, test and build tasks on master and pull requests targeting master.
* Format CSS file
* Exclude non-existing tests for now
