fix: Switch to biome & vitest (#726)

tests/tsconfig.json

@@ -1,10 +1,9 @@
 {
     "extends": "../tsconfig",
-    "include": ["./**/*", "jest.config.ts"],
+    "include": ["./**/*", "vitest.config.mts"],
     "compilerOptions": {
-        "types": ["jest"],
         "rootDir": "..",
         "noEmit": true
     },
-    "references": [{"path": ".."}]
+    "references": [{ "path": ".." }]
 }