Run depcheck on CI and fix issues from missing dependencies (#323)

* Add depcheck script

* Fix missing depcheck issues

* Run depcheck on CI

Author: kraenhansen

.github/workflows/check.yml

@@ -48,6 +48,7 @@ jobs:
         env:
           DEBUG: eslint:eslint
       - run: npm run prettier:check
+      - run: npm run depcheck
   unit-tests:
     strategy:
       fail-fast: false

configs/tsconfig.node-tests.json

@@ -7,11 +7,4 @@
   },
   "include": ["${configDir}/src/**/*.test.ts"],
   "exclude": []
-  /*
-  "references": [
-    {
-      "path": "./tsconfig.json"
-    }
-  ]
-  */
 }