Add testing frameworks

biome.json

@@ -7,19 +7,35 @@
   },
   "files": {
     "ignoreUnknown": true,
-    "includes": ["**", "!node_modules", "!.next", "!dist", "!build"]
+    "includes": ["**", "!node_modules", "!.next", "!dist", "!build", "!coverage", "!playwright-report"]
   },
   "formatter": {
     "enabled": true,
     "indentStyle": "space",
     "indentWidth": 2
   },
+  "javascript": {
+    "globals": ["vi", "describe", "it", "test", "expect"]
+  },
   "linter": {
     "enabled": true,
     "rules": {
       "recommended": true,
+      "style": {
+        "useConst": "warn",
+        "noNonNullAssertion": "warn",
+        "useImportType": "warn",
+        "noParameterAssign": "warn"
+      },
+      "correctness": {
+        "noUnusedVariables": "error"
+      },
       "suspicious": {
-        "noUnknownAtRules": "off"
+        "noExplicitAny": "warn",
+        "noDoubleEquals": "error"
+      },
+      "complexity": {
+        "noUselessFragments": "warn"
       }
     },
     "domains": {