feat: convert relative urls to absolute (#125) (#126)

* feat: convert relative urls to absolute

* test: add tests for conversion of relative urls

Co-authored-by: Marty Winkler <mrtwnklr@users.noreply.github.com>

package.json

@@ -9,7 +9,7 @@
     "format": "prettier --write '**/*.ts'",
     "format-check": "prettier --check '**/*.ts'",
     "lint": "eslint src/**/*.ts",
-    "test": "jest --passWithNoTests"
+    "test": "jest"
   },
   "repository": {
     "type": "git",